BE470508A - - Google Patents
Info
- Publication number
- BE470508A BE470508A BE470508DA BE470508A BE 470508 A BE470508 A BE 470508A BE 470508D A BE470508D A BE 470508DA BE 470508 A BE470508 A BE 470508A
- Authority
- BE
- Belgium
- Prior art keywords
- viewfinder
- obscurator
- openings
- camera
- apertures
- Prior art date
Links
- 230000000875 corresponding Effects 0.000 claims description 4
- 210000002832 Shoulder Anatomy 0.000 claims description 3
- 230000001360 synchronised Effects 0.000 claims description 2
- 239000003550 marker Substances 0.000 description 8
- 238000005192 partition Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000003287 optical Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000000295 complement Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000023298 conjugation with cellular fusion Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000000414 obstructive Effects 0.000 description 1
- 230000000284 resting Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000021037 unidirectional conjugation 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
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/02—Viewfinders
-
- 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
- G03B19/00—Cameras
- G03B19/18—Motion-picture cameras
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Structure And Mechanism Of Cameras (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470508A true BE470508A (zh) |
Family
ID=120652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470508D BE470508A (zh) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE470508A (zh) |
-
0
- BE BE470508D patent/BE470508A/fr unknown
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