JPH0485322U - - Google Patents
Info
- Publication number
- JPH0485322U JPH0485322U JP12651590U JP12651590U JPH0485322U JP H0485322 U JPH0485322 U JP H0485322U JP 12651590 U JP12651590 U JP 12651590U JP 12651590 U JP12651590 U JP 12651590U JP H0485322 U JPH0485322 U JP H0485322U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- observed
- light source
- illumination light
- hidden mark
- 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
Landscapes
- Eyeglasses (AREA)
- Surface Treatment Of Optical Elements (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12651590U JP2508980Y2 (ja) | 1990-11-30 | 1990-11-30 | レンズの隠しマ―ク観察装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12651590U JP2508980Y2 (ja) | 1990-11-30 | 1990-11-30 | レンズの隠しマ―ク観察装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0485322U true JPH0485322U (de) | 1992-07-24 |
JP2508980Y2 JP2508980Y2 (ja) | 1996-08-28 |
Family
ID=31874066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12651590U Expired - Lifetime JP2508980Y2 (ja) | 1990-11-30 | 1990-11-30 | レンズの隠しマ―ク観察装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2508980Y2 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002244085A (ja) * | 2001-02-21 | 2002-08-28 | Menicon Co Ltd | マーク付眼用レンズにおけるマーク読出方法 |
JP2008241629A (ja) * | 2007-03-28 | 2008-10-09 | Daio Paper Corp | 順序検査方法及び装置 |
CN108550298A (zh) * | 2018-06-06 | 2018-09-18 | 中国矿业大学 | 一种五六线谱辅助教学器具 |
-
1990
- 1990-11-30 JP JP12651590U patent/JP2508980Y2/ja not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002244085A (ja) * | 2001-02-21 | 2002-08-28 | Menicon Co Ltd | マーク付眼用レンズにおけるマーク読出方法 |
JP4727828B2 (ja) * | 2001-02-21 | 2011-07-20 | 株式会社メニコン | マーク付眼用レンズにおけるマーク読出方法 |
JP2008241629A (ja) * | 2007-03-28 | 2008-10-09 | Daio Paper Corp | 順序検査方法及び装置 |
CN108550298A (zh) * | 2018-06-06 | 2018-09-18 | 中国矿业大学 | 一种五六线谱辅助教学器具 |
Also Published As
Publication number | Publication date |
---|---|
JP2508980Y2 (ja) | 1996-08-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |