JPH03116508U - - Google Patents
Info
- Publication number
- JPH03116508U JPH03116508U JP2375990U JP2375990U JPH03116508U JP H03116508 U JPH03116508 U JP H03116508U JP 2375990 U JP2375990 U JP 2375990U JP 2375990 U JP2375990 U JP 2375990U JP H03116508 U JPH03116508 U JP H03116508U
- Authority
- JP
- Japan
- Prior art keywords
- concave cylindrical
- cylindrical surface
- conical surface
- concave
- light source
- 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 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2375990U JPH03116508U (it) | 1990-03-12 | 1990-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2375990U JPH03116508U (it) | 1990-03-12 | 1990-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03116508U true JPH03116508U (it) | 1991-12-03 |
Family
ID=31526741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2375990U Pending JPH03116508U (it) | 1990-03-12 | 1990-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03116508U (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012073545A (ja) * | 2010-09-29 | 2012-04-12 | Citizen Electronics Co Ltd | レンズ部材及び光学ユニット |
-
1990
- 1990-03-12 JP JP2375990U patent/JPH03116508U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012073545A (ja) * | 2010-09-29 | 2012-04-12 | Citizen Electronics Co Ltd | レンズ部材及び光学ユニット |
| US8851713B2 (en) | 2010-09-29 | 2014-10-07 | Citizen Electronics Co., Ltd. | Lens member and optical unit using said lens member |