AT279346B - Exposure control device - Google Patents
Exposure control deviceInfo
- Publication number
- AT279346B AT279346B AT941265A AT941265A AT279346B AT 279346 B AT279346 B AT 279346B AT 941265 A AT941265 A AT 941265A AT 941265 A AT941265 A AT 941265A AT 279346 B AT279346 B AT 279346B
- Authority
- AT
- Austria
- Prior art keywords
- control device
- exposure control
- exposure
- control
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
- G03B7/085—Analogue circuits for control of aperture
-
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Diaphragms For Cameras (AREA)
- Shutters For Cameras (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US404887A US3349682A (en) | 1964-10-19 | 1964-10-19 | One-piece exposure-controlling structure |
US463454A US3348463A (en) | 1965-05-24 | 1965-05-24 | One-piece light-controlling structure |
Publications (1)
Publication Number | Publication Date |
---|---|
AT279346B true AT279346B (en) | 1970-03-10 |
Family
ID=27018818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT941265A AT279346B (en) | 1964-10-19 | 1965-10-18 | Exposure control device |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT279346B (en) |
CH (1) | CH438011A (en) |
GB (1) | GB1082868A (en) |
SE (1) | SE324952B (en) |
-
1965
- 1965-10-14 GB GB4360165A patent/GB1082868A/en not_active Expired
- 1965-10-18 SE SE13456/65A patent/SE324952B/xx unknown
- 1965-10-18 AT AT941265A patent/AT279346B/en not_active IP Right Cessation
- 1965-10-19 CH CH1439765A patent/CH438011A/en unknown
Also Published As
Publication number | Publication date |
---|---|
SE324952B (en) | 1970-06-15 |
GB1082868A (en) | 1967-09-13 |
CH438011A (en) | 1967-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |