FR381121A - Adjustment device for range finders - Google Patents
Adjustment device for range findersInfo
- Publication number
- FR381121A FR381121A FR381121A FR381121DA FR381121A FR 381121 A FR381121 A FR 381121A FR 381121 A FR381121 A FR 381121A FR 381121D A FR381121D A FR 381121DA FR 381121 A FR381121 A FR 381121A
- Authority
- FR
- France
- Prior art keywords
- adjustment device
- range finders
- finders
- range
- adjustment
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/10—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument
- G01C3/14—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument with binocular observation at a single point, e.g. stereoscopic type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB381121X | 1906-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR381121A true FR381121A (en) | 1907-12-28 |
Family
ID=1427297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR381121A Expired FR381121A (en) | 1906-12-17 | 1907-06-07 | Adjustment device for range finders |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR381121A (en) |
-
1907
- 1907-06-07 FR FR381121A patent/FR381121A/en not_active Expired
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