Image movement correcting device effecting image movement correction depending on position of center of rotation of angular fluctuation

Claim 2

An image movement correcting device for a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of an optical axis of the photographing apparatus; image movement correcting means for effecting image movement correction on a photographing image field; photograph distance detecting means for detecting a photographing distance to an object to be photographed; rotation center position discriminating means for discriminating a position of a center of rotation of the detected angular fluctuation; and image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the angular fluctuation detected by said angular displacement detecting means, the photographing distance detected by said photographing distance detecting means, and the position of the center of rotation discriminated by said rotation center position discriminating means.

Claim 3

An image movement correcting device according to claim 1, characterized in that said rotation center position discriminating means includes means for discriminating a supported region of said photographing apparatus.

Claim 4

An image movement correcting device according to claim 1, characterized in that said rotation center position discriminating means includes a support point detecting switch with an electrical contact adapted to be closed by pressing.

Claim 5

An image movement correcting device according to claim 3, characterized in that said support point detecting switch is disposed in an eyepiece portion.

Claim 6

An image movement correcting device according to claim 3, characterized in that said image movement correcting means includes a variable vertical angle prism device disposed in an entrance portion of a photo-taking optical system, and said support point detecting switch is disposed near said variable vertical angle prism device.

Claim 7

An image movement correcting device according to claim 1, characterized in that said rotation center position discriminating means includes a mounting detecting switch disposed on a tripod mounting portion of said photographing apparatus for detecting that a tripod has been mounted on said photographing apparatus.

Claim 8

An image movement correcting device according to claim 1, characterized in that said rotation center position discriminating means includes a pressure-sensitive sensor disposed on an outer surface of said housing of said photographing apparatus and capable of specifying a position of a pressing point.

Claim 9

An image movement correcting device according to claim 1, characterized in that said rotation center position discriminating means is at least two acceleration sensors disposed in said photographing apparatus.

Claim 10

An image movement correcting device according to claim 1, characterized in that when the discrimination of the position of the center of rotation of the angular fluctuation by said rotation center position discriminating means is impossible during the photographing by said photographing apparatus, said image movement correction control means adjusts the amount of image movement correction by said image movement correcting means based on a value for a predetermined position of the center of rotation.

Claim 11

An image movement correcting device according to claim 1, characterized in that said image movement correcting means includes a variable vertical angle prism device disposed in an entrance portion of a photo-taking optical system.

Claim 12

An image movement correcting device according to claim 1, characterized in that said image movement correcting means includes a shifting device capable of shifting a photo-taking optical system and said image field relative to each other.

Claim 13

An image movement correcting device for a photographing apparatus having angular displacement detecting means for detecting an angular fluctuation of an optical axis of the photographing apparatus, image movement correcting means for effecting image movement correction on a photographing image field, and image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the angular fluctuation detected by said angular displacement detecting means, and further comprising: rotation center position discriminating means for discriminating a position of a center of rotating movement causing the angular fluctuation of the optical axis; said image movement correction control means controlling an amount of image movement correction by said image movement correcting means in accordance with the position discriminated by said rotation center position discriminating means.

Claim 14

An image movement correcting device for a photographing apparatus having angular displacement detecting means for detecting an angular fluctuation of an optical axis of the photographing apparatus, image movement correcting means for effecting image movement correction on a photographing image field, and image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the angular fluctuation detected by said angular displacement detecting means, and further comprising: rotation center position discriminating means for discriminating a position of a center of rotating movement causing the angular fluctuation of the optical axis; said image movement correction control means controlling an amount of image movement correction by said image movement correcting means in accordance with the position discriminated by said rotation center position discriminating means.

Claim 15

An image movement correcting device for a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of an optical axis of the photographing apparatus; image movement correcting means for effecting image movement correction on a photographing image field; photographing distance detecting means for detecting a photographing distance to an object to be photographed; means for providing a value regarding a changeable position of a center of rotation of angular fluctuation of the optical axis of said photographing apparatus; and image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the angular fluctuation detected by said angular displacement detecting means, the photographing distance detected by said photographing distance detecting means, and said value regarding the position of the center of rotation.

Claim 16

An image movement correcting device for a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of an optical axis of the photographing apparatus; image movement correcting means for effecting image movement correction on a photographing image field; photographing distance detecting means for detecting a photographing distance to an object to be photographed; means for providing a value regarding a changeable position of a center of rotation of angular fluctuation of the optical axis of said photographing apparatus; and image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the angular fluctuation detected by said angular displacement detecting means, the photographing distance detected by said photographing distance detecting means, and said value regarding the position of the center of rotation.

Claim 17

An image movement correcting device according to claim 13, including supported region discriminating means for discriminating a supported region of said photographing apparatus, and wherein said value providing means determines said value regarding the position of the center of rotation based on a discrimination signal from said supported region discriminating means.

Claim 18

An image movement correcting device according to claim 14, characterized in that said supported region discriminating means includes a support point detecting switch with an electrical contact adapted to be closed by pressing.

Claim 19

An movement correcting device according to claim 15, characterized in that said support point detecting switch is disposed in an eyepiece portion.

Claim 20

An image movement correcting device according to claim 14, characterized in that said supported region discriminating means includes a mounting detecting switch disposed on a tripod mounting portion of said photographing apparatus for detecting that a tripod has been mounted on said photographing apparatus.

Claim 21

An image movement correcting device according to claim 14, characterized in that said supported region discriminating means includes a pressure-sensitive sensor disposed on an outer surface of the housing of said photographing apparatus and capable of specifying a position of a pressing point.

Claim 22

An image movement correcting device according to claim 14, characterized in that said supported region discriminating means includes at least two acceleration sensors disposed in said photographing apparatus.

Claim 23

An image movement correcting device according to claim 13, characterized in that said value regarding the position of the center of rotation is pre-memorized as a predetermined value in said movement correction control means.

Claim 24

An image movement correcting device according to claim 14, characterized in that when discrimination of a supported region of said photographing apparatus by said supported region discriminating means is impossible, said value regarding the position of the center of rotation is a value corresponding to a predetermined position of the center of rotation.

Claim 25

An image movement correcting device according to claim 13, including an operating member for making said value regarding the position of the center of rotation adjustable by a photographer's operation.

Claim 26

An image movement correcting device for a photographing apparatus, comprising angular displacement detecting means for detecting an angular fluctuation of an optical axis of the photographing apparatus, image movement correcting means for effecting image movement correction on a photographing image field, image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the angular fluctuation detected by said angular displacement detecting means, and supported region discriminating means for discriminating a supported region of said photographing apparatus, wherein in accordance with a result of the discrimination of said supported region, said image movement correction control means adjusts an amount of control for controlling an amount of image movement correction by said image movement correcting means.

Claim 27

An image movement correcting device for a photographing apparatus, comprising angular displacement detecting means for detecting an angular fluctuation of an optical axis of the photographing apparatus, image movement correcting means for effecting image movement correction on a photographing image field, image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the angular fluctuation detected by said angular displacement detecting means, and supported region discriminating means for discriminating a supported region of said photographing apparatus, wherein in accordance with a result of the discrimination of said supported region, said image movement correction control means adjusts an amount of control for controlling an amount of image movement correction by said image movement correcting means.

Claim 28

An image movement correcting device according to claim 23, characterized in that when said supported region discriminating means cannot discriminate supported region of said photographing apparatus, said image movement correction control means controls the amount of image movement correction by said image movement correcting means by an amount of control corresponding to a predetermined supported region.

Claim 29

In an image movement correcting device for a photographing apparatus for detecting an angular fluctuation of an optical axis of the photographing apparatus, and correcting image movement on a photographing image field attributable to the angular fluctuation of said optical axis, a driving method for said correcting device, comprising: varying a driving amount for correcting the image movement according to a changeable positional relation of a center of rotation of angular fluctuation of the optical axis of said photographing apparatus with respect to the direction of the optical axis of said photographing apparatus.

Claim 30

In an image movement correcting device for a photographing apparatus for detecting an angular fluctuation of an optical axis of the photographing apparatus, and correcting image movement on a photographing image field attributable to the angular fluctuation of said optical axis, a driving method for said correcting device, comprising: varying a driving amount for correcting the image movement according to a changeable positional relation of a center of rotation of angular fluctuation of the optical axis of said photographing apparatus with respect to the direction of the optical axis of said photographing apparatus.

Claim 31

In an image movement correcting device for a photographing apparatus for detecting an angular fluctuation of an optical axis of the photographing apparatus, and correcting image movement on a photographing image field attributable to the angular fluctuation of said optical axis, a driving method for the correcting device, comprising: varying a driving amount for correcting the image movement according to a function of values corresponding to a changeable positional relation of a center of rotation of angular fluctuation of the optical axis of said photographing apparatus with respect to the direction of the optical axis of said photographing apparatus and to a photographing distance to an object to be photographed.

Claim 32

In an image movement correcting device for a photographing apparatus for detecting an angular fluctuation of an optical axis of the photographing apparatus, and correcting image movement on a photographing image field attributable to the angular fluctuation of said optical axis, a driving method for the correcting device, comprising: varying a driving amount for correcting the image movement according to a function of values corresponding to a changeable positional relation of a center of rotation of angular fluctuation of the optical axis of said photographing apparatus with respect to the direction of the optical axis of said photographing apparatus and to a photographing distance to an object to be photographed.

Claim 33

An image movement correcting device for a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens; image movement correction controlling means for controlling said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; and rotation center position outputting means for producing an output corresponding to a position, along a predetermined axial direction of said housing, of a rotation center position of a rotation movement causing the angular fluctuation of said housing; said image movement correction controlling means changing an amount of correction based on the output from said angular displacement detecting means in accordance with the outputs from said rotation center position outputting means and said lens position detecting means.

Claim 34

An image movement correcting device for a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens; image movement correction controlling means for controlling said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; and rotation center position outputting means for producing an output corresponding to a position, along a predetermined axial direction of said housing, of a rotation center position of a rotation movement causing the angular fluctuation of said housing; said image movement correction controlling means changing an amount of correction based on the output from said angular displacement detecting means in accordance with the outputs from said rotation center position outputting means and said lens position detecting means.

Claim 35

An image movement correcting device according to claim 27, characterized in that said rotation center position outputting means detects a supported region of the housing and changes output depending thereon.

Claim 36

An image movement correcting device according to claim 27, characterized in that said rotation center position outputting means includes a support point detecting switch with an electrical contact that is closed by pressing.

Claim 37

An image movement correcting device according to claim 29, characterized in that said support point detecting switch is disposed in an eyepiece portion.

Claim 38

An image movement correcting device according to claim 27, characterized in that said rotation center position outputting means includes a mounting detecting switch disposed on a tripod mounting portion of said photographing apparatus and detecting whether a tripod has been mounted on said photographing apparatus.

Claim 39

An image movement correcting device according to claim 27, characterized in that said rotation center position outputting means includes a pressure-sensitive sensor disposed on an outer surface of the housing of said photographing apparatus and capable of specifying a position of a pressing point.

Claim 40

An image movement correcting device according to claim 27, characterized in that said rotation center position outputting means includes at least two acceleration sensors disposed in said photographing apparatus.

Claim 41

An image movement correcting device for a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens; image movement correction controlling means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; rotation center position outputting means for producing an output corresponding to a position, along a predetermined axial direction of said housing, of a rotation center position of rotation movement causing the angular fluctuation of said housing; and modifying output generating means for generating a prescribed modifying output dependent upon the output from said lens position detecting means; said image movement correction control means changing a correction amount based on the output from said angular displacement detecting means in accordance with said modifying output, when said rotation center position outputting means cannot generate an output.

Claim 42

An image movement correcting device for a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens; image movement correction controlling means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; rotation center position outputting means for producing an output corresponding to a position, along a predetermined axial direction of said housing, of a rotation center position of rotation movement causing the angular fluctuation of said housing; and modifying output generating means for generating a prescribed modifying output dependent upon the output from said lens position detecting means; said image movement correction control means changing a correction amount based on the output from said angular displacement detecting means in accordance with said modifying output, when said rotation center position outputting means cannot generate an output.

Claim 43

An image movement correcting device according to claim 34, including adjustable means for adjusting said modifying output.

Claim 44

An image movement correcting device according to claim 34, wherein said modifying output based on a predetermined value.

Claim 45

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; rotation center position outputting means for detecting a supported region of the housing and for changing output depending thereon; and a selecting section which selects among said functions based on the output of said rotation center position outputting means; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 46

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; rotation center position outputting means for detecting a supported region of the housing and for changing output depending thereon; and a selecting section which selects among said functions based on the output of said rotation center position outputting means; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 47

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; a support point detecting switch with an electrical contact that is closed by pressing; and a selecting section which selects one of said functions depending on a state of said support point detecting switch; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 48

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; a support point detecting switch with an electrical contact that is closed by pressing; and a selecting section which selects one of said functions depending on a state of said support point detecting switch; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 49

An image movement correcting device according to claim 38, characterized in that said support point detecting switch is disposed in an eyepiece portion.

Claim 50

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; a mounting detecting switch disposed on a tripod mounting portion of said photographing apparatus and detecting whether a tripod has been mounted on said photographing apparatus; and a selecting section which selects one of said functions depending on a state of said mounting detecting switch; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 51

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; a mounting detecting switch disposed on a tripod mounting portion of said photographing apparatus and detecting whether a tripod has been mounted on said photographing apparatus; and a selecting section which selects one of said functions depending on a state of said mounting detecting switch; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 52

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; a pressure-sensitive sensor disposed on an outer surface of the housing of the photographing apparatus and capable of specifying a position of a pressing point; and a selecting section which selects one of said functions depending on a state of said pressure-sensitive sensor; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 53

An image movement correcting device of a photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; an image movement correcting section for correcting movement of an image formed through said photo-taking lens; a lens position detecting section for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; a calculation section for calculating image movement correction amounts corresponding to a predetermined direction of corrective movement, according to a plurality of different functions based on the output of said angular displacement detector and including at least one function based additionally on the output of said lens position detecting section; a pressure-sensitive sensor disposed on an outer surface of the housing of the photographing apparatus and capable of specifying a position of a pressing point; and a selecting section which selects one of said functions depending on a state of said pressure-sensitive sensor; said image movement correcting section effecting image movement correction in accordance with the correction amount calculated according to the selected function.

Claim 54

An image movement correcting device for a phototaking apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens, image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; and support point detecting means for detecting a position where the housing of said photographing apparatus is urged against an object and producing a corresponding output; said image movement correction control means changing a correction amount based on the output from said angular displacement detecting means, in accordance with the output from said lens position detecting means and the output from said support point detecting means.

Claim 55

An image movement correcting device for a phototaking apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens, image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; and support point detecting means for detecting a position where the housing of said photographing apparatus is urged against an object and producing a corresponding output; said image movement correction control means changing a correction amount based on the output from said angular displacement detecting means, in accordance with the output from said lens position detecting means and the output from said support point detecting means.

Claim 56

An image movement correcting device of a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens; image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; support point detecting means for detecting a position where the housing of said photographing apparatus is urged against an object and producing a corresponding output; and modifying output generating means for generating a prescribed modifying output dependent upon the output of said lens position detecting means; said image movement correction control means changing a correction amount based on the output from said angular displacement detecting means in accordance with the output from said lens position detecting means and the output from said support point detecting means when said support point detecting means generates an output, and in accordance with the prescribed modifying output when said support point detecting means is not capable of generating an output.

Claim 57

An image movement correcting device of a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; image movement correcting means for performing an image movement correction of an image projected onto a predetermined position in the housing through said photo-taking lens; image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular displacement detecting means; lens position detecting means for detecting a position of said photo-taking lens in an optical axis direction and producing a corresponding output; support point detecting means for detecting a position where the housing of said photographing apparatus is urged against an object and producing a corresponding output; and modifying output generating means for generating a prescribed modifying output dependent upon the output of said lens position detecting means; said image movement correction control means changing a correction amount based on the output from said angular displacement detecting means in accordance with the output from said lens position detecting means and the output from said support point detecting means when said support point detecting means generates an output, and in accordance with the prescribed modifying output when said support point detecting means is not capable of generating an output.

Claim 58

An image movement correcting device according to claim 43, including adjustment means for adjusting said modifying output.

Claim 59

An image movement correcting device according to claim 43, wherein said modifying output is based on a predetermined value.

Claim 60

An image movement correcting device of a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; a tripod seat for mounting a tripod thereon; image movement correcting means for performing an image movement correction of an image projected onto an image field through said photo-taking lens; and image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular change detecting means; said image movement correction control means determining whether the angular fluctuation of the housing has been caused by rotation about said tripod seat.

Claim 61

An image movement correcting device of a photographing apparatus, comprising: angular displacement detecting means for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; a tripod seat for mounting a tripod thereon; image movement correcting means for performing an image movement correction of an image projected onto an image field through said photo-taking lens; and image movement correction control means for controlling an amount of image movement correction by said image movement correcting means based on the output from said angular change detecting means; said image movement correction control means determining whether the angular fluctuation of the housing has been caused by rotation about said tripod seat.

Claim 66

A photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; a support state discriminating section for discriminating a support state of the photographing apparatus; an image movement calculating section for changing a calculation of movement of an image formed through said photo-taking lens based on output from said angular displacement detector, in accordance with a result discriminated by said support state discriminating section; and an image movement correcting section for correcting movement of an image formed through the photo-taking lens, in accordance with a result of the movement calculation.

Claim 67

A photographing apparatus, comprising: an angular displacement detector for detecting an angular fluctuation of a housing of the photographing apparatus and producing a corresponding output; a photo-taking lens; a support state discriminating section for discriminating a support state of the photographing apparatus; an image movement calculating section for changing a calculation of movement of an image formed through said photo-taking lens based on output from said angular displacement detector, in accordance with a result discriminated by said support state discriminating section; and an image movement correcting section for correcting movement of an image formed through the photo-taking lens, in accordance with a result of the movement calculation.

Claim 78

An image movement correction method for a photographing apparatus having a photo-taking lens and a variable vertical angle prism for correcting a movement of an image formed through the photo-taking lens, said method comprising setting a value of the vertical angle of said prism so as to satisfy the following relationship: ##EQU21## where ξ is the set value of the vertical angle; θ is a rotation angle of the photographing apparatus; and n is a refractive index of the variable vertical angle prism.

Claim 79

An image movement correction method for a photographing apparatus having a photo-taking lens and a variable vertical angle prism for correcting a movement of an image formed through the photo-taking lens, said method comprising setting a value of the vertical angle of said prism so as to satisfy the following relationship: ##EQU21## where ξ is the set value of the vertical angle; θ is a rotation angle of the photographing apparatus; and n is a refractive index of the variable vertical angle prism.

Claim 80

An image movement correction method according to claim 55, wherein the set value of the vertical angle satisfies the following relationship: ##EQU22## where a is a distance between an object to be photographed and a principal point of the photo-taking lens; and b is a distance between the principal point and an imaging point of the photo-taking lens.

Claim 81

An image movement correction method for detecting an amount of rotation of a photographing apparatus and correcting image movement due to the rotation of the photographing apparatus, said method comprising shifting a photo-taking lens or a portion thereof in a direction perpendicular to an optical axis so as to satisfy the following relationship: V>θxf where V is the amount of shifting; θ is a rotation angle of the photographing apparatus; and f is a focal length of the photo-taking lens.

Claim 82

An image movement correction method for detecting an amount of rotation of a photographing apparatus and correcting image movement due to the rotation of the photographing apparatus, said method comprising shifting a photo-taking lens or a portion thereof in a direction perpendicular to an optical axis so as to satisfy the following relationship: V>θxf where V is the amount of shifting; θ is a rotation angle of the photographing apparatus; and f is a focal length of the photo-taking lens.

Claim 83

An image movement correction method according to claim 57, wherein the amount of shifting satisfies the following relationship: V<θx(f+x) where x is an amount of axial movement of the photo-taking lens.