JPH0326901U - - Google Patents

Info

Publication number
JPH0326901U
JPH0326901U JP8817789U JP8817789U JPH0326901U JP H0326901 U JPH0326901 U JP H0326901U JP 8817789 U JP8817789 U JP 8817789U JP 8817789 U JP8817789 U JP 8817789U JP H0326901 U JPH0326901 U JP H0326901U
Authority
JP
Japan
Prior art keywords
convex lens
shielding plate
light shielding
projector lamp
optical axis
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
JP8817789U
Other languages
English (en)
Other versions
JPH0525121Y2 (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 JP8817789U priority Critical patent/JPH0525121Y2/ja
Publication of JPH0326901U publication Critical patent/JPH0326901U/ja
Application granted granted Critical
Publication of JPH0525121Y2 publication Critical patent/JPH0525121Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案に係るプロジエクタランプの一
実施例を示す断面図、第2図は同じ実施例の要部
を示す正面図、第3図は従来例の断面図、第4図
は従来例の要部を示す正面図である。 1……プロジエクタランプ、2……光源、3…
…楕円面反射鏡、4……凸レンズ、5……遮光板
、5a……上辺、D……光軸からの距離、Z……
光軸。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光源と楕円面反射鏡と遮光板と凸レンズとで成
    り前記凸レンズの略焦点に前記遮光板が配設され
    たプロジエクタランプにおいて、前記遮光板は前
    記凸レンズの光軸以下の位置であり且つ該凸レン
    ズの歪曲収差を補正する形状として配設されてい
    ることを特徴とするプロジエクタランプ。
JP8817789U 1989-07-27 1989-07-27 Expired - Lifetime JPH0525121Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8817789U JPH0525121Y2 (ja) 1989-07-27 1989-07-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8817789U JPH0525121Y2 (ja) 1989-07-27 1989-07-27

Publications (2)

Publication Number Publication Date
JPH0326901U true JPH0326901U (ja) 1991-03-19
JPH0525121Y2 JPH0525121Y2 (ja) 1993-06-25

Family

ID=31637804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8817789U Expired - Lifetime JPH0525121Y2 (ja) 1989-07-27 1989-07-27

Country Status (1)

Country Link
JP (1) JPH0525121Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07171320A (ja) * 1993-12-17 1995-07-11 Morimura Kosan Kk 濾材及びその製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07171320A (ja) * 1993-12-17 1995-07-11 Morimura Kosan Kk 濾材及びその製造方法

Also Published As

Publication number Publication date
JPH0525121Y2 (ja) 1993-06-25

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