JPH0351402U - - Google Patents
Info
- Publication number
- JPH0351402U JPH0351402U JP11184089U JP11184089U JPH0351402U JP H0351402 U JPH0351402 U JP H0351402U JP 11184089 U JP11184089 U JP 11184089U JP 11184089 U JP11184089 U JP 11184089U JP H0351402 U JPH0351402 U JP H0351402U
- Authority
- JP
- Japan
- Prior art keywords
- lens body
- hollow
- lens
- fluid
- focal length
- 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
- 239000012530 fluid Substances 0.000 claims description 2
- 239000012780 transparent material Substances 0.000 claims 1
Landscapes
- Mechanical Light Control Or Optical Switches (AREA)
- Lenses (AREA)
Description
図面はこの考案の一実施例による焦点距離可変
レンズを示す縦断面図である。 図において、１……レンズ体、２……中空部、
３……流体、４，５……ポート、６……タンク、
７……ポンプ、８……バルブ、９……パイプ、１
０……バルブ、１１……パイプをそれぞれ示す。
レンズを示す縦断面図である。 図において、１……レンズ体、２……中空部、
３……流体、４，５……ポート、６……タンク、
７……ポンプ、８……バルブ、９……パイプ、１
０……バルブ、１１……パイプをそれぞれ示す。
Claims (1)
- 透光性材料からなる中空なレンズ体と、このレ
ンズ体の中空部内に所望の屈折率を有する流体を
注入する手段とを備えた焦点距離可変レンズ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11184089U JPH0351402U (ja) | 1989-09-25 | 1989-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11184089U JPH0351402U (ja) | 1989-09-25 | 1989-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0351402U true JPH0351402U (ja) | 1991-05-20 |
Family
ID=31660305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11184089U Pending JPH0351402U (ja) | 1989-09-25 | 1989-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0351402U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08318383A (ja) * | 1995-05-24 | 1996-12-03 | Mitsubishi Electric Corp | レーザ加工装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS606901A (ja) * | 1983-06-24 | 1985-01-14 | Mitsui Touatsu Kiko Kk | 可変焦点レンズ |
| JPS6057308A (ja) * | 1983-09-07 | 1985-04-03 | Murata Mfg Co Ltd | レンズの焦点位置調節機構 |
-
1989
- 1989-09-25 JP JP11184089U patent/JPH0351402U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS606901A (ja) * | 1983-06-24 | 1985-01-14 | Mitsui Touatsu Kiko Kk | 可変焦点レンズ |
| JPS6057308A (ja) * | 1983-09-07 | 1985-04-03 | Murata Mfg Co Ltd | レンズの焦点位置調節機構 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08318383A (ja) * | 1995-05-24 | 1996-12-03 | Mitsubishi Electric Corp | レーザ加工装置 |