DE189552C - - Google Patents
Info
- Publication number
- DE189552C DE189552C DENDAT189552D DE189552DA DE189552C DE 189552 C DE189552 C DE 189552C DE NDAT189552 D DENDAT189552 D DE NDAT189552D DE 189552D A DE189552D A DE 189552DA DE 189552 C DE189552 C DE 189552C
- Authority
- DE
- Germany
- Prior art keywords
- eyepiece
- movement
- objective
- eye
- elements
- 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 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 230000005499 meniscus Effects 0.000 description 2
- 241000031711 Cytophagaceae Species 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
- G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Telescopes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE189552C true DE189552C (https=) |
Family
ID=453087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT189552D Active DE189552C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE189552C (https=) |
-
0
- DE DENDAT189552D patent/DE189552C/de active Active
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