TW535002B - Retro-focusing wide-angle lens having large diameter ratio - Google Patents

Retro-focusing wide-angle lens having large diameter ratio Download PDF

Info

Publication number
TW535002B
TW535002B TW87111775A TW87111775A TW535002B TW 535002 B TW535002 B TW 535002B TW 87111775 A TW87111775 A TW 87111775A TW 87111775 A TW87111775 A TW 87111775A TW 535002 B TW535002 B TW 535002B
Authority
TW
Taiwan
Prior art keywords
lens
group
convex
negative
aspheric
Prior art date
Application number
TW87111775A
Other languages
English (en)
Chinese (zh)
Inventor
Iwatatsu Fujioka
Original Assignee
Mark 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 Mark Kk filed Critical Mark Kk
Application granted granted Critical
Publication of TW535002B publication Critical patent/TW535002B/zh

Links

Landscapes

  • Lenses (AREA)
TW87111775A 1997-10-17 1998-07-20 Retro-focusing wide-angle lens having large diameter ratio TW535002B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30378497A JP3295027B2 (ja) 1997-10-17 1997-10-17 レトロフォーカス型大口径比広角レンズ

Publications (1)

Publication Number Publication Date
TW535002B true TW535002B (en) 2003-06-01

Family

ID=17925256

Family Applications (1)

Application Number Title Priority Date Filing Date
TW87111775A TW535002B (en) 1997-10-17 1998-07-20 Retro-focusing wide-angle lens having large diameter ratio

Country Status (2)

Country Link
JP (1) JP3295027B2 (ja)
TW (1) TW535002B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7843652B2 (en) 2005-10-21 2010-11-30 Fujinon Corporation Wide-angle imaging lens

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6707621B2 (en) 2001-12-14 2004-03-16 Nidec Copal Corporation Wide-angle lens
JP2005181852A (ja) * 2003-12-22 2005-07-07 Olympus Corp 撮影レンズ系及びそれを備えた撮影装置
EP2579082A4 (en) 2010-05-28 2017-10-25 Olympus Corporation Image formation optical system and image pickup device
CN103048769A (zh) * 2011-10-14 2013-04-17 鸿富锦精密工业（深圳）有限公司 取像镜头
TWI570467B (zh) 2012-07-06 2017-02-11 大立光電股份有限公司 光學影像拾取系統組
JP6128673B2 (ja) * 2012-10-29 2017-05-17 株式会社オプトロジック 撮像レンズ
WO2014087602A1 (ja) * 2012-12-04 2014-06-12 富士フイルム株式会社 広角レンズおよび撮像装置
CN106054357B (zh) * 2016-07-25 2024-03-15 南阳市海科光电有限责任公司 一种超广角小畸变车载镜头光学系统
TWI650592B (zh) 2018-04-18 2019-02-11 大立光電股份有限公司 攝像光學鏡組、取像裝置及電子裝置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7843652B2 (en) 2005-10-21 2010-11-30 Fujinon Corporation Wide-angle imaging lens

Also Published As

Publication number Publication date
JPH11119094A (ja) 1999-04-30
JP3295027B2 (ja) 2002-06-24

Similar Documents

Publication Publication Date Title
CN104880808B (zh) 一种小透视畸变、超广角光学系统
CN109541785A (zh) 光学透镜组
CN105700117B (zh) 一种光学成像系统
TW201040609A (en) Optical lens system for taking image
CN109270668B (zh) 远心投影镜头及图像输出设备
CN105137571A (zh) 成像镜头、虹膜成像模组以及双目虹膜识别装置
TW535002B (en) Retro-focusing wide-angle lens having large diameter ratio
CN206074892U (zh) 一种长焦距内对焦镜头
CN208477188U (zh) 摄影镜头
CN109212722A (zh) 光学透镜组
CN107450168B (zh) 中远摄可交换式定焦镜头
CN208477187U (zh) 成像镜头
CN212873039U (zh) 一种微型投影镜头及投影设备
CN212433498U (zh) 超广角超高像素光学系统及其应用的摄像模组
CN212433497U (zh) 超广角超高像素低色差的小体积鱼眼光学系统及摄像模组
CN211402902U (zh) 投影镜头
CN205665457U (zh) 一种高清航拍光学成像系统
CN205404938U (zh) 一种手机成像镜头
JP2005221955A (ja) 魚眼レンズおよびこれを用いた投写型表示装置
CN209215715U (zh) 光学透镜组
CN205374852U (zh) 一种高画幅低畸变光学成像系统
CN209297017U (zh) 成像镜头
CN107121767B (zh) 用于dlp工程投影机的高分辨率投影镜头
CN110471166A (zh) 一种低畸变紧凑型高分辨率鱼眼镜头光学系统
CN105137572A (zh) 成像镜头、虹膜成像模组以及双目虹膜识别装置

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees