FR889381A - Coincidence range finder for camera - Google Patents
Coincidence range finder for cameraInfo
- Publication number
- FR889381A FR889381A FR889381DA FR889381A FR 889381 A FR889381 A FR 889381A FR 889381D A FR889381D A FR 889381DA FR 889381 A FR889381 A FR 889381A
- Authority
- FR
- France
- Prior art keywords
- camera
- range finder
- coincidence range
- coincidence
- finder
- 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.)
- Expired
Links
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
- G03B13/18—Focusing aids
- G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE889381X | 1942-01-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR889381A true FR889381A (en) | 1944-01-07 |
Family
ID=6834529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR889381D Expired FR889381A (en) | 1942-01-07 | 1942-12-23 | Coincidence range finder for camera |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR889381A (en) |
-
1942
- 1942-12-23 FR FR889381D patent/FR889381A/en not_active Expired
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