BE468211A - - Google Patents
Info
- Publication number
- BE468211A BE468211A BE468211DA BE468211A BE 468211 A BE468211 A BE 468211A BE 468211D A BE468211D A BE 468211DA BE 468211 A BE468211 A BE 468211A
- Authority
- BE
- Belgium
- Prior art keywords
- shutters
- reflector
- shutter
- closing
- time
- Prior art date
Links
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 17
- 238000005286 illumination Methods 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000003111 delayed effect Effects 0.000 claims description 6
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- 230000000873 masking effect Effects 0.000 claims 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000009416 shuttering Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 9
- 210000003811 finger Anatomy 0.000 description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 101150029544 Crem gene Proteins 0.000 description 1
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 101100230601 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) HBT1 gene Proteins 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000009423 ventilation 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
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/04—Combinations of cameras with non-electronic flash apparatus; Non-electronic flash units
- G03B15/0478—Combinations of photographic apparatus with percussion type flash ignition systems
- G03B15/0489—Means for ignition by percussion
-
- 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
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/04—Combinations of cameras with non-electronic flash apparatus; Non-electronic flash units
- G03B15/0452—Electrical ignition means connected to the shutter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468211A true BE468211A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=119022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468211D BE468211A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE468211A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
0
- BE BE468211D patent/BE468211A/fr unknown
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