JPH01177702U - - Google Patents
Info
- Publication number
- JPH01177702U JPH01177702U JP7392588U JP7392588U JPH01177702U JP H01177702 U JPH01177702 U JP H01177702U JP 7392588 U JP7392588 U JP 7392588U JP 7392588 U JP7392588 U JP 7392588U JP H01177702 U JPH01177702 U JP H01177702U
- Authority
- JP
- Japan
- Prior art keywords
- optical diffraction
- diffraction grating
- optical
- grating
- flange
- 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
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988073925U JPH0455282Y2 (en]) | 1988-06-03 | 1988-06-03 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988073925U JPH0455282Y2 (en]) | 1988-06-03 | 1988-06-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01177702U true JPH01177702U (en]) | 1989-12-19 |
JPH0455282Y2 JPH0455282Y2 (en]) | 1992-12-25 |
Family
ID=31299049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988073925U Expired JPH0455282Y2 (en]) | 1988-06-03 | 1988-06-03 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0455282Y2 (en]) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002090518A (ja) * | 2000-09-20 | 2002-03-27 | Olympus Optical Co Ltd | 回折光学素子及び回折光学素子の成形用金型 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007261004A (ja) * | 2006-03-28 | 2007-10-11 | Konica Minolta Opto Inc | 回折光学素子の射出成形金型及び回折光学素子の製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59121602U (ja) * | 1983-02-05 | 1984-08-16 | キヤノン株式会社 | モ−ルドレンズ |
JPS6136701A (ja) * | 1984-07-30 | 1986-02-21 | Toshiba Corp | 円柱レンズ |
JPS6168203U (en]) * | 1984-10-09 | 1986-05-10 | ||
JPS62144101A (ja) * | 1985-12-19 | 1987-06-27 | Toshiba Corp | プラスチツク製光学部品 |
-
1988
- 1988-06-03 JP JP1988073925U patent/JPH0455282Y2/ja not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59121602U (ja) * | 1983-02-05 | 1984-08-16 | キヤノン株式会社 | モ−ルドレンズ |
JPS6136701A (ja) * | 1984-07-30 | 1986-02-21 | Toshiba Corp | 円柱レンズ |
JPS6168203U (en]) * | 1984-10-09 | 1986-05-10 | ||
JPS62144101A (ja) * | 1985-12-19 | 1987-06-27 | Toshiba Corp | プラスチツク製光学部品 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002090518A (ja) * | 2000-09-20 | 2002-03-27 | Olympus Optical Co Ltd | 回折光学素子及び回折光学素子の成形用金型 |
Also Published As
Publication number | Publication date |
---|---|
JPH0455282Y2 (en]) | 1992-12-25 |