DE164996C - - Google Patents
Info
- Publication number
- DE164996C DE164996C DENDAT164996D DE164996DA DE164996C DE 164996 C DE164996 C DE 164996C DE NDAT164996 D DENDAT164996 D DE NDAT164996D DE 164996D A DE164996D A DE 164996DA DE 164996 C DE164996 C DE 164996C
- Authority
- DE
- Germany
- Prior art keywords
- lens
- handle
- rack
- eye
- board
- 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
- 238000006073 displacement reaction Methods 0.000 description 2
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/02—Focusing arrangements of general interest for cameras, projectors or printers moving lens along baseboard
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Eye Examination Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE164996C true DE164996C (en:Method) |
Family
ID=430537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT164996D Active DE164996C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE164996C (en:Method) |
-
0
- DE DENDAT164996D patent/DE164996C/de active Active
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