JPH0243281B2 - - Google Patents

Info

Publication number
JPH0243281B2
JPH0243281B2 JP61310470A JP31047086A JPH0243281B2 JP H0243281 B2 JPH0243281 B2 JP H0243281B2 JP 61310470 A JP61310470 A JP 61310470A JP 31047086 A JP31047086 A JP 31047086A JP H0243281 B2 JPH0243281 B2 JP H0243281B2
Authority
JP
Japan
Prior art keywords
light
lens
focal length
fresnel lens
peak
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
JP61310470A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63160101A (ja
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 JP61310470A priority Critical patent/JPS63160101A/ja
Publication of JPS63160101A publication Critical patent/JPS63160101A/ja
Publication of JPH0243281B2 publication Critical patent/JPH0243281B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP61310470A 1986-12-24 1986-12-24 スポツトライト Granted JPS63160101A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61310470A JPS63160101A (ja) 1986-12-24 1986-12-24 スポツトライト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61310470A JPS63160101A (ja) 1986-12-24 1986-12-24 スポツトライト

Publications (2)

Publication Number Publication Date
JPS63160101A JPS63160101A (ja) 1988-07-02
JPH0243281B2 true JPH0243281B2 (enExample) 1990-09-27

Family

ID=18005630

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61310470A Granted JPS63160101A (ja) 1986-12-24 1986-12-24 スポツトライト

Country Status (1)

Country Link
JP (1) JPS63160101A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4825140B2 (ja) * 2007-01-15 2011-11-30 株式会社小糸製作所 車両用灯具
WO2016186180A1 (ja) * 2015-05-20 2016-11-24 株式会社モデュレックス 照明器具用レンズ
CN108506743A (zh) * 2017-12-25 2018-09-07 佛山科学技术学院 一种高聚焦度的自由曲面菲涅尔照明系统
CN117916512A (zh) * 2021-09-02 2024-04-19 松下知识产权经营株式会社 照明装置

Also Published As

Publication number Publication date
JPS63160101A (ja) 1988-07-02

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees