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
Application number
JP7392588U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0455282Y2 (cs
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988073925U priority Critical patent/JPH0455282Y2/ja
Publication of JPH01177702U publication Critical patent/JPH01177702U/ja
Application granted granted Critical
Publication of JPH0455282Y2 publication Critical patent/JPH0455282Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
JP1988073925U 1988-06-03 1988-06-03 Expired JPH0455282Y2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988073925U JPH0455282Y2 (cs) 1988-06-03 1988-06-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988073925U JPH0455282Y2 (cs) 1988-06-03 1988-06-03

Publications (2)

Publication Number Publication Date
JPH01177702U true JPH01177702U (cs) 1989-12-19
JPH0455282Y2 JPH0455282Y2 (cs) 1992-12-25

Family

ID=31299049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988073925U Expired JPH0455282Y2 (cs) 1988-06-03 1988-06-03

Country Status (1)

Country Link
JP (1) JPH0455282Y2 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (cs) * 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

Patent Citations (4)

* Cited by examiner, † Cited by third party
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 (cs) * 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)

* Cited by examiner, † Cited by third party
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 (cs) 1992-12-25

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