JPH0272504A - フレネルレンズを有する車輛灯具用レンズ - Google Patents

フレネルレンズを有する車輛灯具用レンズ

Info

Publication number
JPH0272504A
JPH0272504A JP63223968A JP22396888A JPH0272504A JP H0272504 A JPH0272504 A JP H0272504A JP 63223968 A JP63223968 A JP 63223968A JP 22396888 A JP22396888 A JP 22396888A JP H0272504 A JPH0272504 A JP H0272504A
Authority
JP
Japan
Prior art keywords
fresnel
lens
steps
lines
continued
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
JP63223968A
Other languages
English (en)
Japanese (ja)
Other versions
JPH054762B2 (enrdf_load_stackoverflow
Inventor
Koichi Sakakibara
榊原　公一
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.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing Co Ltd
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 Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Priority to JP63223968A priority Critical patent/JPH0272504A/ja
Priority to DE3911443A priority patent/DE3911443C2/de
Priority to US07/334,620 priority patent/US4927248A/en
Priority to KR1019890004628A priority patent/KR920006724B1/ko
Priority to FR898904684A priority patent/FR2629899B1/fr
Publication of JPH0272504A publication Critical patent/JPH0272504A/ja
Publication of JPH054762B2 publication Critical patent/JPH054762B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP63223968A 1988-04-08 1988-09-07 フレネルレンズを有する車輛灯具用レンズ Granted JPH0272504A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP63223968A JPH0272504A (ja) 1988-09-07 1988-09-07 フレネルレンズを有する車輛灯具用レンズ
DE3911443A DE3911443C2 (de) 1988-04-08 1989-04-07 Optische Leuchtenabdeckung mit Fresnel-Prismen, deren Verwendung sowie ein Verfahren zu ihrer Herstellung
US07/334,620 US4927248A (en) 1988-04-08 1989-04-07 Vehicle lamp lens having Fresnel lens
KR1019890004628A KR920006724B1 (ko) 1988-04-08 1989-04-08 프레넬 렌즈를 갖는 차량램프 렌즈
FR898904684A FR2629899B1 (enrdf_load_stackoverflow) 1988-04-08 1989-04-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63223968A JPH0272504A (ja) 1988-09-07 1988-09-07 フレネルレンズを有する車輛灯具用レンズ

Publications (2)

Publication Number Publication Date
JPH0272504A true JPH0272504A (ja) 1990-03-12
JPH054762B2 JPH054762B2 (enrdf_load_stackoverflow) 1993-01-20

Family

ID=16806505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63223968A Granted JPH0272504A (ja) 1988-04-08 1988-09-07 フレネルレンズを有する車輛灯具用レンズ

Country Status (1)

Country Link
JP (1) JPH0272504A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012063842A1 (ja) * 2010-11-08 2012-05-18 東芝ライテック株式会社 照明装置
JP2012113837A (ja) * 2010-11-19 2012-06-14 Toshiba Lighting & Technology Corp 照明装置
JP2016500156A (ja) * 2012-11-30 2016-01-07 エシロール アンテルナシオナル （コンパニー ジェネラル ドプティック） フレネルレンズおよび光学装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6856007B2 (en) 2001-08-28 2005-02-15 Tessera, Inc. High-frequency chip packages
US7176506B2 (en) 2001-08-28 2007-02-13 Tessera, Inc. High frequency chip packages with connecting elements

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012063842A1 (ja) * 2010-11-08 2012-05-18 東芝ライテック株式会社 照明装置
JP2012113837A (ja) * 2010-11-19 2012-06-14 Toshiba Lighting & Technology Corp 照明装置
JP2016500156A (ja) * 2012-11-30 2016-01-07 エシロール アンテルナシオナル （コンパニー ジェネラル ドプティック） フレネルレンズおよび光学装置

Also Published As

Publication number Publication date
JPH054762B2 (enrdf_load_stackoverflow) 1993-01-20

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