IT1008043B - Sistema di lenti per proiettori cinematografici - Google Patents
Sistema di lenti per proiettori cinematograficiInfo
- Publication number
- IT1008043B IT1008043B IT52864/73A IT5286473A IT1008043B IT 1008043 B IT1008043 B IT 1008043B IT 52864/73 A IT52864/73 A IT 52864/73A IT 5286473 A IT5286473 A IT 5286473A IT 1008043 B IT1008043 B IT 1008043B
- Authority
- IT
- Italy
- Prior art keywords
- lens system
- cinematographic projectors
- cinematographic
- projectors
- lens
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
- G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
- G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
- G03B41/08—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with rotating transmitting member
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPB068672 | 1972-10-04 | ||
AUPB068772 | 1972-10-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1008043B true IT1008043B (it) | 1976-11-10 |
Family
ID=25641998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52864/73A IT1008043B (it) | 1972-10-04 | 1973-10-02 | Sistema di lenti per proiettori cinematografici |
Country Status (6)
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2829777A (en) * | 1976-09-13 | 1979-03-01 | Ringprism Pty Ltd | Ring prism |
JPS5438514U (US07883574-20110208-C00135.png) * | 1977-08-18 | 1979-03-14 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1647631A (en) * | 1927-11-01 | Optical system | ||
US2464139A (en) * | 1947-03-19 | 1949-03-08 | Eastman Kodak Co | Nonintermittent motion-picture apparatus |
US2769367A (en) * | 1952-06-27 | 1956-11-06 | Schwesinger Gerhard | Device for compensating optical image motion |
US2975668A (en) * | 1957-07-01 | 1961-03-21 | Lockheed Aircraft Corp | Optical scanning device |
US3720459A (en) * | 1970-04-01 | 1973-03-13 | G Bach | Optical system with continuous film transport |
-
1973
- 1973-09-24 GB GB4469773A patent/GB1416216A/en not_active Expired
- 1973-09-26 US US400865A patent/US3917388A/en not_active Expired - Lifetime
- 1973-10-02 CH CH1408773A patent/CH560913A5/xx not_active IP Right Cessation
- 1973-10-02 FR FR7335799A patent/FR2202606A5/fr not_active Expired
- 1973-10-02 IT IT52864/73A patent/IT1008043B/it active
- 1973-10-02 DE DE2349536A patent/DE2349536C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2202606A5 (US07883574-20110208-C00135.png) | 1974-05-03 |
US3917388A (en) | 1975-11-04 |
DE2349536A1 (de) | 1974-04-25 |
CH560913A5 (US07883574-20110208-C00135.png) | 1975-04-15 |
GB1416216A (en) | 1975-12-03 |
DE2349536B2 (de) | 1977-07-14 |
DE2349536C3 (de) | 1978-03-09 |
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