US6139152A — Electronic depth perception testing system and ap…

Claim 1

Independent Claim 112 words

An electronic eye depth testing method comprising a three dimensional cubic space displayed on a display screen, said cubic space having a first image of a three dimensional object and a second image of a three dimensional object, said first and said second images randomly placed within said cubic space, said first image located at the intersection of two perpendicular vertical planes and a horizontal plane perpendicular to said two vertical planes, said second image located at the intersection of two perpendicular vertical planes and a horizontal plane perpendicular to said two vertical planes, wherein a subject to be tested moves said images into convergence in the center of said cubic space.

Claim 2

Dependent Claim 112 words

An electronic eye depth testing method comprising a three dimensional cubic space displayed on a display screen, said cubic space having a first image of a three dimensional object and a second image of a three dimensional object, said first and said second images randomly placed within said cubic space, said first image located at the intersection of two perpendicular vertical planes and a horizontal plane perpendicular to said two vertical planes, said second image located at the intersection of two perpendicular vertical planes and a horizontal plane perpendicular to said two vertical planes, wherein a subject to be tested moves said images into convergence in the center of said cubic space.

Claim 3

Dependent Claim 94 words

An electronic eye depth testing method as in claim 1 wherein said images are moved equally and in opposite directions in at least one of a series of first parallel planes using one pair of keys on a keyboard device used for controlling said images on said display screen, equally and in opposite directions in at least one of a series of second parallel planes using a second pair of keys or equally and in opposite directions in at least one of a series of third parallel planes using a third pair of keys.

Claim 4

Dependent Claim 35 words

An electronic eye depth testing method as in claim 2 wherein said series of first parallel planes is a series of horizontal planes extending through the front, rear and side walls of said cubic space.

Claim 5

Dependent Claim 26 words

An electronic eye depth testing method as in claim 3 wherein said first pair of keys on said keyboard are the left and right arrow keys.

Claim 6

Dependent Claim 37 words

An electronic eye depth testing method as in claim 2 wherein said series of second parallel planes is a series of second vertical planes extending through the top, bottom, rear and front walls of said cubic space.

Claim 7

Dependent Claim 27 words

An electronic eye depth testing method as in claim 5 wherein said second pair of keys on said keyboard are the page up and page down keys.

Claim 8

Dependent Claim 35 words

An electronic eye depth testing method as in claim 2 wherein said series of third parallel planes is a series of vertical planes extending through the bottom, top and side walls of said cubic space.

Claim 9

Dependent Claim 26 words

An electronic eye depth testing method as in claim 7 wherein said third pair of keys on said keyboard are the left and right arrow keys.

Claim 10

Dependent Claim 32 words

An electronic eye depth testing method as in claim 1 wherein only one of said images is moved in a single direction in a vertical plane using a fourth pair of keys.

Claim 11

Dependent Claim 25 words

An electronic eye depth testing method as in claim 9 wherein said fourth pair of keys on said keyboard are the delete and insert keys.

Claim 12

Dependent Claim 34 words

An electronic eye depth testing method as in claim 1 wherein only one of said images is moved in a single direction in one of said horizontal planes using a fifth pair of keys.

Claim 13

Dependent Claim 25 words

An electronic eye depth testing method as in claim 11 wherein said fifth pair of keys on said keyboard are the end and home keys.

Claim 14

Dependent Claim 45 words

An electronic eye depth testing method as in claim 1 wherein said cubic space has a vertical axis, a first horizontal axis and a second horizontal axis, said vertical axis and said first and second horizontal axes crossing as said center of said cubic space.

Claim 15

Dependent Claim 30 words

An electronic eye depth testing method as in claim 13 wherein said cubic space is rotated about said first horizontal axis by a sixth set of keys on said keyboard.

Claim 16

Dependent Claim 22 words

An electronic eye depth testing method as in claim 14 wherein said sixth set of keys are the F1 and F2 keys.

Claim 17

Dependent Claim 29 words

An electronic eye depth testing method as in claim 13 wherein said cubic space is rotated about said vertical axis by a seventh set of keys on said keyboard.

Claim 18

Dependent Claim 22 words

An electronic eye depth testing method as in claim 16 wherein said seventh set of keys are the F3 and F4 keys.

Claim 19

Dependent Claim 17 words

An electronic eye depth testing method as in claim 1 wherein said images are of like color.

Claim 20

Dependent Claim 125 words

An electronic eye depth testing method comprising a three dimensional cubic space displayed on a display screen having a first image of a three dimensional object and a second image of a three dimensional object randomly placed therewithin wherein said cubic space has a vertical axis, a first horizontal axis and a second horizontal axis, said cubic space further having a reflective surface on a rear wall parallel to said vertical axis, a reflective surface on each said side wall and on said bottom wall and said top wall and wherein said first image is reflected from each said reflective surface and said second image is reflected from each said reflective surface in a position relative to said first image and said second image respectively.

Claim 21

Dependent Claim 125 words

An electronic eye depth testing method comprising a three dimensional cubic space displayed on a display screen having a first image of a three dimensional object and a second image of a three dimensional object randomly placed therewithin wherein said cubic space has a vertical axis, a first horizontal axis and a second horizontal axis, said cubic space further having a reflective surface on a rear wall parallel to said vertical axis, a reflective surface on each said side wall and on said bottom wall and said top wall and wherein said first image is reflected from each said reflective surface and said second image is reflected from each said reflective surface in a position relative to said first image and said second image respectively.

Claim 22

Dependent Claim 111 words

An electronic eye depth testing apparatus comprising a central processing unit, a display screen, an eye depth testing program, a mouse and a keyboard, said central processing unit having said eye depth testing program resident therein, said eye depth testing program displaying a three-dimensional cubic space on said display screen, said eye depth testing program displaying a first image of a three dimensional object and a second image of a three dimensional object in said cubic space on said display screen, said first and said second images randomly placed in said cubic space wherein a subject to be tested moves said images into convergence in the center of said cubic space.

Claim 23

Dependent Claim 111 words

An electronic eye depth testing apparatus comprising a central processing unit, a display screen, an eye depth testing program, a mouse and a keyboard, said central processing unit having said eye depth testing program resident therein, said eye depth testing program displaying a three-dimensional cubic space on said display screen, said eye depth testing program displaying a first image of a three dimensional object and a second image of a three dimensional object in said cubic space on said display screen, said first and said second images randomly placed in said cubic space wherein a subject to be tested moves said images into convergence in the center of said cubic space.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2003-10-31	2004-05-01	2004-10-31	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2007-10-31	2008-05-01	2008-10-31	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2011-10-31	2012-05-01	2012-10-31	$7700.00	Window Closed / Lapsed

Electronic depth perception testing system and apparatus for conducting depth perception tests

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