FR1149435A - Lighting device for optical devices - Google Patents
Lighting device for optical devicesInfo
- Publication number
- FR1149435A FR1149435A FR1149435DA FR1149435A FR 1149435 A FR1149435 A FR 1149435A FR 1149435D A FR1149435D A FR 1149435DA FR 1149435 A FR1149435 A FR 1149435A
- Authority
- FR
- France
- Prior art keywords
- lighting device
- optical devices
- optical
- devices
- lighting
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/06—Means for illuminating specimens
-
- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT1149435X | 1955-05-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1149435A true FR1149435A (en) | 1957-12-26 |
Family
ID=3686216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1149435D Expired FR1149435A (en) | 1955-05-16 | 1956-05-14 | Lighting device for optical devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1149435A (en) |
-
1956
- 1956-05-14 FR FR1149435D patent/FR1149435A/en not_active Expired
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