BE546680A - - Google Patents
Info
- Publication number
- BE546680A BE546680A BE546680DA BE546680A BE 546680 A BE546680 A BE 546680A BE 546680D A BE546680D A BE 546680DA BE 546680 A BE546680 A BE 546680A
- Authority
- BE
- Belgium
- Prior art keywords
- crown
- exposure time
- diaphragm
- exposure
- graduation
- Prior art date
Links
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 description 8
- 230000035945 sensitivity Effects 0.000 description 7
- 241000283690 Bos taurus Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000208140 Acer Species 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005096 rolling process Methods 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
- G03B7/04—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark
- G03B7/06—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark by a follow-up movement of an associated reference mark to the pointer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE546680A true BE546680A (OSRAM) |
Family
ID=173904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE546680D BE546680A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE546680A (OSRAM) |
-
0
- BE BE546680D patent/BE546680A/fr unknown
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