DE193439C - - Google Patents
Info
- Publication number
- DE193439C DE193439C DE1906193439D DE193439DA DE193439C DE 193439 C DE193439 C DE 193439C DE 1906193439 D DE1906193439 D DE 1906193439D DE 193439D A DE193439D A DE 193439DA DE 193439 C DE193439 C DE 193439C
- Authority
- DE
- Germany
- Prior art keywords
- lens
- converging lens
- glass
- exponent
- refraction
- 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
- 239000006185 dispersion Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 2
- 241000031711 Cytophagaceae Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005308 flint glass Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/04—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT35513D AT35513B (de) | 1906-11-05 | 1907-01-02 | Unsymmetrisches Doppelobjektiv. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE193439C true DE193439C (enrdf_load_stackoverflow) |
Family
ID=456669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1906193439D Expired - Lifetime DE193439C (enrdf_load_stackoverflow) | 1906-11-05 | 1906-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE193439C (enrdf_load_stackoverflow) |
-
1906
- 1906-11-05 DE DE1906193439D patent/DE193439C/de not_active Expired - Lifetime
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