FR990775A - Stereoscopic view card and device for its examination - Google Patents
Stereoscopic view card and device for its examinationInfo
- Publication number
- FR990775A FR990775A FR990775DA FR990775A FR 990775 A FR990775 A FR 990775A FR 990775D A FR990775D A FR 990775DA FR 990775 A FR990775 A FR 990775A
- Authority
- FR
- France
- Prior art keywords
- examination
- stereoscopic view
- view card
- card
- stereoscopic
- 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
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR990775T | 1949-05-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR990775A true FR990775A (en) | 1951-09-26 |
Family
ID=9546980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR990775D Expired FR990775A (en) | 1949-05-09 | 1949-05-09 | Stereoscopic view card and device for its examination |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR990775A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2674920A (en) * | 1952-07-17 | 1954-04-13 | Three Dimension Company | Stereoscopic viewer |
-
1949
- 1949-05-09 FR FR990775D patent/FR990775A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2674920A (en) * | 1952-07-17 | 1954-04-13 | Three Dimension Company | Stereoscopic viewer |
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