JPH0511552Y2 - - Google Patents
Info
- Publication number
- JPH0511552Y2 JPH0511552Y2 JP11940885U JP11940885U JPH0511552Y2 JP H0511552 Y2 JPH0511552 Y2 JP H0511552Y2 JP 11940885 U JP11940885 U JP 11940885U JP 11940885 U JP11940885 U JP 11940885U JP H0511552 Y2 JPH0511552 Y2 JP H0511552Y2
- Authority
- JP
- Japan
- Prior art keywords
- zoom lens
- lens system
- magnification
- detection
- reference position
- 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
- 238000001514 detection method Methods 0.000 claims description 89
- 230000003287 optical effect Effects 0.000 claims description 19
- 230000009467 reduction Effects 0.000 description 20
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11940885U JPH0511552Y2 (en, 2012) | 1985-08-05 | 1985-08-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11940885U JPH0511552Y2 (en, 2012) | 1985-08-05 | 1985-08-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6230225U JPS6230225U (en, 2012) | 1987-02-23 |
| JPH0511552Y2 true JPH0511552Y2 (en, 2012) | 1993-03-23 |
Family
ID=31006753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11940885U Expired - Lifetime JPH0511552Y2 (en, 2012) | 1985-08-05 | 1985-08-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0511552Y2 (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2681358B2 (ja) * | 1988-01-16 | 1997-11-26 | リコー特機株式会社 | マイクロリーダープリンターにおけるズーム変倍制御方法 |
-
1985
- 1985-08-05 JP JP11940885U patent/JPH0511552Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6230225U (en, 2012) | 1987-02-23 |
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