JPH0352712U - - Google Patents
Info
- Publication number
- JPH0352712U JPH0352712U JP11281389U JP11281389U JPH0352712U JP H0352712 U JPH0352712 U JP H0352712U JP 11281389 U JP11281389 U JP 11281389U JP 11281389 U JP11281389 U JP 11281389U JP H0352712 U JPH0352712 U JP H0352712U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- variable magnification
- lens group
- optical system
- variable
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Measurement Of Optical Distance (AREA)
- Lens Barrels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11281389U JPH0352712U (enExample) | 1989-09-28 | 1989-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11281389U JPH0352712U (enExample) | 1989-09-28 | 1989-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0352712U true JPH0352712U (enExample) | 1991-05-22 |
Family
ID=31661250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11281389U Pending JPH0352712U (enExample) | 1989-09-28 | 1989-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0352712U (enExample) |
-
1989
- 1989-09-28 JP JP11281389U patent/JPH0352712U/ja active Pending
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