BE372053A - - Google Patents
Info
- Publication number
- BE372053A BE372053A BE372053DA BE372053A BE 372053 A BE372053 A BE 372053A BE 372053D A BE372053D A BE 372053DA BE 372053 A BE372053 A BE 372053A
- Authority
- BE
- Belgium
- Prior art keywords
- diaphragm
- adjustment
- speed
- lever
- lens
- Prior art date
Links
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 210000000056 organ Anatomy 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000007480 spreading Effects 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/02—Focusing arrangements of general interest for cameras, projectors or printers moving lens along baseboard
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Diaphragms For Cameras (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE372053A true BE372053A (enrdf_load_stackoverflow) |
Family
ID=43220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE372053D BE372053A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE372053A (enrdf_load_stackoverflow) |
-
0
- BE BE372053D patent/BE372053A/fr unknown
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