DE133957C - - Google Patents
Info
- Publication number
- DE133957C DE133957C DENDAT133957D DE133957DA DE133957C DE 133957 C DE133957 C DE 133957C DE NDAT133957 D DENDAT133957 D DE NDAT133957D DE 133957D A DE133957D A DE 133957DA DE 133957 C DE133957 C DE 133957C
- Authority
- DE
- Germany
- Prior art keywords
- lens
- lenses
- same
- exponents
- color
- 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.)
- Active
Links
- 239000011521 glass Substances 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 201000009310 astigmatism Diseases 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Eyeglasses (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE133957C true DE133957C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=402116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT133957D Active DE133957C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE133957C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2730015A (en) * | 1952-06-11 | 1956-01-10 | Voigtlaender Ag | Four component wide angle photographic objective consisting of six lens elements |
| US2751813A (en) * | 1953-03-04 | 1956-06-26 | Zeiss Carl | Optical system for photogrammetric plotting instruments |
-
0
- DE DENDAT133957D patent/DE133957C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2730015A (en) * | 1952-06-11 | 1956-01-10 | Voigtlaender Ag | Four component wide angle photographic objective consisting of six lens elements |
| US2751813A (en) * | 1953-03-04 | 1956-06-26 | Zeiss Carl | Optical system for photogrammetric plotting instruments |
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