JPH0740993Y2 - 折り畳み光学装置 - Google Patents
折り畳み光学装置Info
- Publication number
- JPH0740993Y2 JPH0740993Y2 JP1988064225U JP6422588U JPH0740993Y2 JP H0740993 Y2 JPH0740993 Y2 JP H0740993Y2 JP 1988064225 U JP1988064225 U JP 1988064225U JP 6422588 U JP6422588 U JP 6422588U JP H0740993 Y2 JPH0740993 Y2 JP H0740993Y2
- Authority
- JP
- Japan
- Prior art keywords
- support unit
- unit
- base
- shaft
- head unit
- 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
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000005286 illumination Methods 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988064225U JPH0740993Y2 (ja) | 1988-05-16 | 1988-05-16 | 折り畳み光学装置 |
DE3915918A DE3915918A1 (de) | 1988-05-16 | 1989-05-16 | Optisches geraet |
US07/352,542 US4938587A (en) | 1988-05-16 | 1989-05-16 | Foldable optical apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988064225U JPH0740993Y2 (ja) | 1988-05-16 | 1988-05-16 | 折り畳み光学装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01171446U JPH01171446U (en]) | 1989-12-05 |
JPH0740993Y2 true JPH0740993Y2 (ja) | 1995-09-20 |
Family
ID=31289699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988064225U Expired - Lifetime JPH0740993Y2 (ja) | 1988-05-16 | 1988-05-16 | 折り畳み光学装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0740993Y2 (en]) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0419532Y2 (en]) * | 1985-05-20 | 1992-05-01 | ||
JPH0355951Y2 (en]) * | 1985-09-05 | 1991-12-13 |
-
1988
- 1988-05-16 JP JP1988064225U patent/JPH0740993Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH01171446U (en]) | 1989-12-05 |
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