US3302016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical collimating system
Assignee: Textron Electronics Inc
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Filing: 1964-08-21
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Granted: 1967-01-31
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Expires: 1984-08-21
Abstract
No abstract record available.
Inventors
- 👤 Philip M Larraburu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:11
CPC Classifications
F; F21; F21V; F21V9/00; F21V9/02; G; G02; G02B; G02B19/00; G02B19/0004; G02B19/0028; G02B19/0033; G02B19/0047; G03; G03B; G03B21/00; G03B21/14; G03B21/20; G03B21/2006; G03B21/2026; G03B21/208
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
AN OPTICAL COLLIMATING SYSTEM FOR OBTAINING A COLLIMATED BEAM FROM A DIFFUSED RADIANT ENERGY SOURCE, INCLUDING IN COMBINATION: A LENTICULAR LENS MEANS POSITIONED IN FRONT OF SAID SOURCE TOFORM IMAGES FROM SAID RADIANT ENERGY AT A POINT DEFINING A RE-IMAGING PLANE; A FIELD LENS DISPOSED AT SAID REIMAGING PLANE FOR GATHERING LIGHT FROM SAID LENTICULAR LENS MEANS AND PROJECTING AN IMAGE THEREOF; AND A DIFFUSING MEANS ON SAID FIELD LENS FOR INTEGRATING LIGHT FALLING THEREON TO RENDER UNIFORM THE PROJECTED IMAGE FROM SAID FIELD LENS.
Claim 2
Dependent Claim
85 words
AN OPTICAL COLLIMATING SYSTEM FOR OBTAINING A COLLIMATED BEAM FROM A DIFFUSED RADIANT ENERGY SOURCE, INCLUDING IN COMBINATION: A LENTICULAR LENS MEANS POSITIONED IN FRONT OF SAID SOURCE TOFORM IMAGES FROM SAID RADIANT ENERGY AT A POINT DEFINING A RE-IMAGING PLANE; A FIELD LENS DISPOSED AT SAID REIMAGING PLANE FOR GATHERING LIGHT FROM SAID LENTICULAR LENS MEANS AND PROJECTING AN IMAGE THEREOF; AND A DIFFUSING MEANS ON SAID FIELD LENS FOR INTEGRATING LIGHT FALLING THEREON TO RENDER UNIFORM THE PROJECTED IMAGE FROM SAID FIELD LENS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |