JPH0329932U - - Google Patents

Info

Publication number
JPH0329932U
JPH0329932U JP8904289U JP8904289U JPH0329932U JP H0329932 U JPH0329932 U JP H0329932U JP 8904289 U JP8904289 U JP 8904289U JP 8904289 U JP8904289 U JP 8904289U JP H0329932 U JPH0329932 U JP H0329932U
Authority
JP
Japan
Prior art keywords
parabolic reflector
discharge lamp
plane
arc discharge
short arc
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
JP8904289U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0535391Y2 (US07922777-20110412-C00004.png
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 JP8904289U priority Critical patent/JPH0535391Y2/ja
Publication of JPH0329932U publication Critical patent/JPH0329932U/ja
Application granted granted Critical
Publication of JPH0535391Y2 publication Critical patent/JPH0535391Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP8904289U 1989-07-31 1989-07-31 Expired - Lifetime JPH0535391Y2 (US07922777-20110412-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8904289U JPH0535391Y2 (US07922777-20110412-C00004.png) 1989-07-31 1989-07-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8904289U JPH0535391Y2 (US07922777-20110412-C00004.png) 1989-07-31 1989-07-31

Publications (2)

Publication Number Publication Date
JPH0329932U true JPH0329932U (US07922777-20110412-C00004.png) 1991-03-25
JPH0535391Y2 JPH0535391Y2 (US07922777-20110412-C00004.png) 1993-09-08

Family

ID=31638634

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8904289U Expired - Lifetime JPH0535391Y2 (US07922777-20110412-C00004.png) 1989-07-31 1989-07-31

Country Status (1)

Country Link
JP (1) JPH0535391Y2 (US07922777-20110412-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002189192A (ja) * 2000-10-10 2002-07-05 Ricoh Co Ltd 照明装置及び液晶プロジェクタ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002189192A (ja) * 2000-10-10 2002-07-05 Ricoh Co Ltd 照明装置及び液晶プロジェクタ

Also Published As

Publication number Publication date
JPH0535391Y2 (US07922777-20110412-C00004.png) 1993-09-08

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