FR79086E - Improvements made to photoelectric measuring devices - Google Patents
Improvements made to photoelectric measuring devicesInfo
- Publication number
- FR79086E FR79086E FR851351A FR851351A FR79086E FR 79086 E FR79086 E FR 79086E FR 851351 A FR851351 A FR 851351A FR 851351 A FR851351 A FR 851351A FR 79086 E FR79086 E FR 79086E
- Authority
- FR
- France
- Prior art keywords
- measuring devices
- improvements made
- photoelectric measuring
- photoelectric
- devices
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/04—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark
- G03B7/06—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark by a follow-up movement of an associated reference mark to the pointer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR851351A FR79086E (en) | 1961-02-01 | 1961-02-01 | Improvements made to photoelectric measuring devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR851351A FR79086E (en) | 1961-02-01 | 1961-02-01 | Improvements made to photoelectric measuring devices |
Publications (1)
Publication Number | Publication Date |
---|---|
FR79086E true FR79086E (en) | 1962-10-19 |
Family
ID=8747896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR851351A Expired FR79086E (en) | 1961-02-01 | 1961-02-01 | Improvements made to photoelectric measuring devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR79086E (en) |
-
1961
- 1961-02-01 FR FR851351A patent/FR79086E/en not_active Expired
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