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HK1033361B - 极化泛光灯及使用这种灯的投影机 - Google Patents

极化泛光灯及使用这种灯的投影机 Download PDF

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Publication number
HK1033361B
HK1033361B HK01104021.4A HK01104021A HK1033361B HK 1033361 B HK1033361 B HK 1033361B HK 01104021 A HK01104021 A HK 01104021A HK 1033361 B HK1033361 B HK 1033361B
Authority
HK
Hong Kong
Prior art keywords
polarized light
light
lens
plate
polarization
Prior art date
Application number
HK01104021.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
HK1033361A1 (zh
Inventor
Itoh Yoshitaka
Yoneno Kunio
Makamura Junichi
Original Assignee
精工爱普生株式会社
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
Priority claimed from JP03102495A external-priority patent/JP3336794B2/ja
Application filed by 精工爱普生株式会社 filed Critical 精工爱普生株式会社
Publication of HK1033361A1 publication Critical patent/HK1033361A1/zh
Publication of HK1033361B publication Critical patent/HK1033361B/zh

Links

HK01104021.4A 1994-12-28 2001-06-12 极化泛光灯及使用这种灯的投影机 HK1033361B (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP32681394 1994-12-28
JP32681394 1994-12-28
JP03102495A JP3336794B2 (ja) 1995-02-20 1995-02-20 偏光照明装置およびそれを用いた投写型表示装置
JP3102495 1995-02-20
JP5017595 1995-03-09
JP5017595 1995-03-09

Publications (2)

Publication Number Publication Date
HK1033361A1 HK1033361A1 (zh) 2001-08-24
HK1033361B true HK1033361B (zh) 2004-09-30

Family

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