DE188200C - - Google Patents
Info
- Publication number
- DE188200C DE188200C DE1906188200D DE188200DA DE188200C DE 188200 C DE188200 C DE 188200C DE 1906188200 D DE1906188200 D DE 1906188200D DE 188200D A DE188200D A DE 188200DA DE 188200 C DE188200 C DE 188200C
- Authority
- DE
- Germany
- Prior art keywords
- lens
- double
- eyepiece
- curvature
- eye
- 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 - Lifetime
Links
- 239000011521 glass Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B25/00—Eyepieces; Magnifying glasses
- G02B25/001—Eyepieces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT33745D AT33745B (de) | 1906-06-11 | 1907-01-02 | Ramsdensches Okular. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE188200C true DE188200C (enrdf_load_stackoverflow) |
Family
ID=451832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1906188200D Expired - Lifetime DE188200C (enrdf_load_stackoverflow) | 1906-06-11 | 1906-06-11 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE188200C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610515A (en) * | 1983-03-26 | 1986-09-09 | Nippon Kogaku K.K. | Objective lens for an optical disc |
-
1906
- 1906-06-11 DE DE1906188200D patent/DE188200C/de not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610515A (en) * | 1983-03-26 | 1986-09-09 | Nippon Kogaku K.K. | Objective lens for an optical disc |
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