JPS6331767B2 - - Google Patents

Info

Publication number
JPS6331767B2
JPS6331767B2 JP59269467A JP26946784A JPS6331767B2 JP S6331767 B2 JPS6331767 B2 JP S6331767B2 JP 59269467 A JP59269467 A JP 59269467A JP 26946784 A JP26946784 A JP 26946784A JP S6331767 B2 JPS6331767 B2 JP S6331767B2
Authority
JP
Japan
Prior art keywords
lens
radius
apex
aspheric surface
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.)
Expired
Application number
JP59269467A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61147212A (ja
Inventor
Shoichi Takei
Koji Okajima
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.)
TOMIOKA KOGAKU KK
Original Assignee
TOMIOKA KOGAKU KK
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 TOMIOKA KOGAKU KK filed Critical TOMIOKA KOGAKU KK
Priority to JP26946784A priority Critical patent/JPS61147212A/ja
Publication of JPS61147212A publication Critical patent/JPS61147212A/ja
Publication of JPS6331767B2 publication Critical patent/JPS6331767B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP26946784A 1984-12-20 1984-12-20 半導体レ−ザ−用コリメ−タ−レンズ Granted JPS61147212A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26946784A JPS61147212A (ja) 1984-12-20 1984-12-20 半導体レ−ザ−用コリメ−タ−レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26946784A JPS61147212A (ja) 1984-12-20 1984-12-20 半導体レ−ザ−用コリメ−タ−レンズ

Publications (2)

Publication Number Publication Date
JPS61147212A JPS61147212A (ja) 1986-07-04
JPS6331767B2 true JPS6331767B2 (enrdf_load_stackoverflow) 1988-06-27

Family

ID=17472839

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26946784A Granted JPS61147212A (ja) 1984-12-20 1984-12-20 半導体レ−ザ−用コリメ−タ−レンズ

Country Status (1)

Country Link
JP (1) JPS61147212A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01136111A (ja) * 1987-11-24 1989-05-29 Minolta Camera Co Ltd 単玉コリメータレンズ
JPH01293311A (ja) * 1988-05-20 1989-11-27 Alps Electric Co Ltd 光メモリ用コリメートレンズ
JP2570820Y2 (ja) * 1991-10-21 1998-05-13 川崎重工業株式会社 自動２輪車のピボットシャフトの支持構造

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600276A (en) * 1984-09-04 1986-07-15 Eastman Kodak Company Optical disc player lens
JPS61141415A (ja) * 1984-12-14 1986-06-28 Pioneer Electronic Corp 光学式情報読取装置の対物レンズ

Also Published As

Publication number Publication date
JPS61147212A (ja) 1986-07-04

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