JPH02141840U - - Google Patents
Info
- Publication number
- JPH02141840U JPH02141840U JP5199589U JP5199589U JPH02141840U JP H02141840 U JPH02141840 U JP H02141840U JP 5199589 U JP5199589 U JP 5199589U JP 5199589 U JP5199589 U JP 5199589U JP H02141840 U JPH02141840 U JP H02141840U
- Authority
- JP
- Japan
- Prior art keywords
- light
- lens
- shielding plate
- center point
- several places
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 1
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051995U JPH0733147Y2 (ja) | 1989-05-02 | 1989-05-02 | レンズ焦点位置測定具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051995U JPH0733147Y2 (ja) | 1989-05-02 | 1989-05-02 | レンズ焦点位置測定具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02141840U true JPH02141840U (en]) | 1990-11-29 |
| JPH0733147Y2 JPH0733147Y2 (ja) | 1995-07-31 |
Family
ID=31571922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989051995U Expired - Lifetime JPH0733147Y2 (ja) | 1989-05-02 | 1989-05-02 | レンズ焦点位置測定具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0733147Y2 (en]) |
-
1989
- 1989-05-02 JP JP1989051995U patent/JPH0733147Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0733147Y2 (ja) | 1995-07-31 |