FR1277601A - Indicator device for magnification devices - Google Patents
Indicator device for magnification devicesInfo
- Publication number
- FR1277601A FR1277601A FR849429A FR849429A FR1277601A FR 1277601 A FR1277601 A FR 1277601A FR 849429 A FR849429 A FR 849429A FR 849429 A FR849429 A FR 849429A FR 1277601 A FR1277601 A FR 1277601A
- Authority
- FR
- France
- Prior art keywords
- indicator device
- magnification devices
- magnification
- devices
- indicator
- 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
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/34—Means for automatic focusing therefor
- G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR849429A FR1277601A (en) | 1961-01-11 | 1961-01-11 | Indicator device for magnification devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR849429A FR1277601A (en) | 1961-01-11 | 1961-01-11 | Indicator device for magnification devices |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1277601A true FR1277601A (en) | 1961-12-01 |
Family
ID=8746542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR849429A Expired FR1277601A (en) | 1961-01-11 | 1961-01-11 | Indicator device for magnification devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1277601A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3838435A (en) * | 1972-08-11 | 1974-09-24 | Elektros Inc | Automatic identification and magnification marking system for micrographs |
-
1961
- 1961-01-11 FR FR849429A patent/FR1277601A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3838435A (en) * | 1972-08-11 | 1974-09-24 | Elektros Inc | Automatic identification and magnification marking system for micrographs |
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