JPS60121412A - 非球面コリメ−タレンズ - Google Patents

非球面コリメ−タレンズ

Info

Publication number
JPS60121412A
JPS60121412A JP22216683A JP22216683A JPS60121412A JP S60121412 A JPS60121412 A JP S60121412A JP 22216683 A JP22216683 A JP 22216683A JP 22216683 A JP22216683 A JP 22216683A JP S60121412 A JPS60121412 A JP S60121412A
Authority
JP
Japan
Prior art keywords
face
lens
apex
aspherical
curvature
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
JP22216683A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0359407B2 (enrdf_load_stackoverflow
Inventor
Norikazu Arai
則一 荒井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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 by Konica Minolta Inc filed Critical Konica Minolta Inc
Priority to JP22216683A priority Critical patent/JPS60121412A/ja
Publication of JPS60121412A publication Critical patent/JPS60121412A/ja
Publication of JPH0359407B2 publication Critical patent/JPH0359407B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP22216683A 1983-11-28 1983-11-28 非球面コリメ−タレンズ Granted JPS60121412A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22216683A JPS60121412A (ja) 1983-11-28 1983-11-28 非球面コリメ−タレンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22216683A JPS60121412A (ja) 1983-11-28 1983-11-28 非球面コリメ−タレンズ

Publications (2)

Publication Number Publication Date
JPS60121412A true JPS60121412A (ja) 1985-06-28
JPH0359407B2 JPH0359407B2 (enrdf_load_stackoverflow) 1991-09-10

Family

ID=16778206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22216683A Granted JPS60121412A (ja) 1983-11-28 1983-11-28 非球面コリメ−タレンズ

Country Status (1)

Country Link
JP (1) JPS60121412A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS638701A (ja) * 1986-06-30 1988-01-14 Sankyo Seiki Mfg Co Ltd 光デイスク用レンズ
US5015078A (en) * 1988-12-01 1991-05-14 Canon Kabushiki Kaisha Aspherical single lens
WO1999006868A1 (fr) * 1997-07-29 1999-02-11 Newcreation Co., Ltd. Procede de projection d'un rayonnement lumineux, procede d'inspection d'une surface, et appareil de realisation de ces procedes
EP1217395A3 (de) * 2000-08-07 2004-05-12 Alexander Deusser Linsenkörper
US7106524B2 (en) 2000-11-15 2006-09-12 Tae-Sun Song Optical pickup apparatus for read-write heads in high density optical storages
US7969460B2 (en) 2008-06-23 2011-06-28 Ricoh Company, Ltd. Optical scanning device and image forming apparatus

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS638701A (ja) * 1986-06-30 1988-01-14 Sankyo Seiki Mfg Co Ltd 光デイスク用レンズ
US5015078A (en) * 1988-12-01 1991-05-14 Canon Kabushiki Kaisha Aspherical single lens
WO1999006868A1 (fr) * 1997-07-29 1999-02-11 Newcreation Co., Ltd. Procede de projection d'un rayonnement lumineux, procede d'inspection d'une surface, et appareil de realisation de ces procedes
US6356399B1 (en) 1997-07-29 2002-03-12 Newcreation Co., Ltd. Light projecting method, surface inspection method, and apparatus used to implement these methods
EP1217395A3 (de) * 2000-08-07 2004-05-12 Alexander Deusser Linsenkörper
US7106524B2 (en) 2000-11-15 2006-09-12 Tae-Sun Song Optical pickup apparatus for read-write heads in high density optical storages
US7969460B2 (en) 2008-06-23 2011-06-28 Ricoh Company, Ltd. Optical scanning device and image forming apparatus

Also Published As

Publication number Publication date
JPH0359407B2 (enrdf_load_stackoverflow) 1991-09-10

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