DE2515514A1 - Einrichtung zur automatischen belichtungssteuerung - Google Patents
Einrichtung zur automatischen belichtungssteuerungInfo
- Publication number
- DE2515514A1 DE2515514A1 DE19752515514 DE2515514A DE2515514A1 DE 2515514 A1 DE2515514 A1 DE 2515514A1 DE 19752515514 DE19752515514 DE 19752515514 DE 2515514 A DE2515514 A DE 2515514A DE 2515514 A1 DE2515514 A1 DE 2515514A1
- Authority
- DE
- Germany
- Prior art keywords
- ring
- diaphragm
- lens
- aperture
- light control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 230000011514 reflex Effects 0.000 claims description 4
- 238000012937 correction Methods 0.000 claims description 3
- 230000010287 polarization Effects 0.000 claims description 2
- 241000446313 Lamella Species 0.000 description 4
- 238000005286 illumination Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 235000003930 Aegle marmelos Nutrition 0.000 description 1
- 244000058084 Aegle marmelos Species 0.000 description 1
- 206010035148 Plague Diseases 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
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
- G03B7/083—Analogue circuits for control of exposure time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Cameras In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD17918874A DD115765A1 (enrdf_load_stackoverflow) | 1974-06-17 | 1974-06-17 | |
| DD179713A DD115764A1 (enrdf_load_stackoverflow) | 1974-07-05 | 1974-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2515514A1 true DE2515514A1 (de) | 1976-01-02 |
Family
ID=25747527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752515514 Withdrawn DE2515514A1 (de) | 1974-06-17 | 1975-04-09 | Einrichtung zur automatischen belichtungssteuerung |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS513629A (enrdf_load_stackoverflow) |
| DE (1) | DE2515514A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1474155A (enrdf_load_stackoverflow) |
-
1975
- 1975-04-09 DE DE19752515514 patent/DE2515514A1/de not_active Withdrawn
- 1975-05-22 GB GB2231375A patent/GB1474155A/en not_active Expired
- 1975-05-27 JP JP50062584A patent/JPS513629A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS513629A (enrdf_load_stackoverflow) | 1976-01-13 |
| GB1474155A (en) | 1977-05-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination | ||
| 8139 | Disposal/non-payment of the annual fee |