Patent US3251284A successfully refreshed from Google Patents.
US3251284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camera for making wide-angle stereoscopic pictures
Assignee: Jetru Inc
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Filing: 1965-02-01
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Granted: 1966-05-17
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Expires: 1985-02-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Harvey L Ratliff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:57
CPC Classifications
G; G03; G03B; G03B35/00; G03B35/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
273 words
IN A WIDE-ANGLE AND STEREOSCOPIC CAMERA, APPARATUS COMPRISING: MEANS FOR SUPPORTING RIGHT AND LEFT EXTREMELY WIDE-ANGLE TAKING LENSES WITH THEIR OPTICAL AXES SPACED APPROXIMATERLY THE INTERPUPILLARY DISTANCE APART, THE ANGLE OF VIEW OF EACH OF SAID LENSES BEING IN AXCESS OF 120* IN A HORIZONTAL PLANE AND IN EXCESS OF 100* IN A VERTICAL PLANE, SAID LENSES FOCUSING RESPECTIVE RIGHT AND LEFT EXTREMELY WIDE-ANGLE IMAGES UPON A COMMON FOCAL PLANE AND HAVING PARTIALLY OVERLAPPING FIELDS OF VIEW IMAGED AT THE EXTREME ENDS OF EACH OF SAID RESPECTIVE IMAGES. AN APERTURE MEANS AND A SHUTTER MECHANISM LOCATED ON EACH OF SAID AXES INTERMEDIATE SAID LENSES AND SAID FOCAL PLANE, FIRST OPTICAL MEANS ADJACENT SAID FOCAL PLANE AND INTERMEDIATE SAID LENSES AND SAID FOCAL PLANE AND INTERCEPTING ONLY AN EXTREME END PORTION OF ONE OF SAID IMAGES WHICH IS REPRESENTATIVE OF SAID OVERLAPPING FIELD OF VIEW FOR ONE OF SAID LENSES, SECOND OPTICAL MEANS ADJACENT SAID FOCAL PLANE AND INTERMEDIATE SAID LENSES AND SAID FOCAL PLANE AND INTERCEPTING ONLY AN EXTREME END PORTION OF THE OTHER OF SAID IMAGES WHICH IS REPRESENTATIVE OF SAID OVERLAPPING FIELD OF VIEW FOR THE OTHER OF SAID LENSES, SAID FIRST AND SECOND OPTICAL MEANS SERVING TO OPTICALLY MODIFY THE PORTIONS OF SAID IMAGES WHICH ARE INCIDENT THEREON TO THEREBY DISTINGUISH SAID PORTIONS AS HAVING ORIGINATED ONLY FROM SAID PARTIALLY OVERLAPPING FIELDS OF VIEW AND ALSO AS RIGHT AND LEFT EYE STERO VIEWS OF SAID LAPPING FIELDS, WHEREBY SAID IMAGES MAY BE RECORDED AS RESPECTIVE EXTREMELY WIDE-ANGLE RIGHT AND LEFT EYE FIELDS OF VIEW, THUS ELIMINATING ANY VISIBLE DEMARCATION BETWEEN THE ADJACENT EDGES OF THE RIGHT AND LEFT EYE VIEWS.
Claim 2
Dependent Claim
273 words
IN A WIDE-ANGLE AND STEREOSCOPIC CAMERA, APPARATUS COMPRISING: MEANS FOR SUPPORTING RIGHT AND LEFT EXTREMELY WIDE-ANGLE TAKING LENSES WITH THEIR OPTICAL AXES SPACED APPROXIMATERLY THE INTERPUPILLARY DISTANCE APART, THE ANGLE OF VIEW OF EACH OF SAID LENSES BEING IN AXCESS OF 120* IN A HORIZONTAL PLANE AND IN EXCESS OF 100* IN A VERTICAL PLANE, SAID LENSES FOCUSING RESPECTIVE RIGHT AND LEFT EXTREMELY WIDE-ANGLE IMAGES UPON A COMMON FOCAL PLANE AND HAVING PARTIALLY OVERLAPPING FIELDS OF VIEW IMAGED AT THE EXTREME ENDS OF EACH OF SAID RESPECTIVE IMAGES. AN APERTURE MEANS AND A SHUTTER MECHANISM LOCATED ON EACH OF SAID AXES INTERMEDIATE SAID LENSES AND SAID FOCAL PLANE, FIRST OPTICAL MEANS ADJACENT SAID FOCAL PLANE AND INTERMEDIATE SAID LENSES AND SAID FOCAL PLANE AND INTERCEPTING ONLY AN EXTREME END PORTION OF ONE OF SAID IMAGES WHICH IS REPRESENTATIVE OF SAID OVERLAPPING FIELD OF VIEW FOR ONE OF SAID LENSES, SECOND OPTICAL MEANS ADJACENT SAID FOCAL PLANE AND INTERMEDIATE SAID LENSES AND SAID FOCAL PLANE AND INTERCEPTING ONLY AN EXTREME END PORTION OF THE OTHER OF SAID IMAGES WHICH IS REPRESENTATIVE OF SAID OVERLAPPING FIELD OF VIEW FOR THE OTHER OF SAID LENSES, SAID FIRST AND SECOND OPTICAL MEANS SERVING TO OPTICALLY MODIFY THE PORTIONS OF SAID IMAGES WHICH ARE INCIDENT THEREON TO THEREBY DISTINGUISH SAID PORTIONS AS HAVING ORIGINATED ONLY FROM SAID PARTIALLY OVERLAPPING FIELDS OF VIEW AND ALSO AS RIGHT AND LEFT EYE STERO VIEWS OF SAID LAPPING FIELDS, WHEREBY SAID IMAGES MAY BE RECORDED AS RESPECTIVE EXTREMELY WIDE-ANGLE RIGHT AND LEFT EYE FIELDS OF VIEW, THUS ELIMINATING ANY VISIBLE DEMARCATION BETWEEN THE ADJACENT EDGES OF THE RIGHT AND LEFT EYE VIEWS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |