JPS60169601U - half prism - Google Patents

half prism

Info

Publication number
JPS60169601U
JPS60169601U JP5774784U JP5774784U JPS60169601U JP S60169601 U JPS60169601 U JP S60169601U JP 5774784 U JP5774784 U JP 5774784U JP 5774784 U JP5774784 U JP 5774784U JP S60169601 U JPS60169601 U JP S60169601U
Authority
JP
Japan
Prior art keywords
half prism
utility
model
light
incident
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
JP5774784U
Other languages
Japanese (ja)
Other versions
JPH0440162Y2 (en
Inventor
英司 山口
蔵根　記昭
Original Assignee
フオスタ−電機株式会社
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
Application filed by フオスタ−電機株式会社 filed Critical フオスタ−電機株式会社
Priority to JP5774784U priority Critical patent/JPS60169601U/en
Publication of JPS60169601U publication Critical patent/JPS60169601U/en
Application granted granted Critical
Publication of JPH0440162Y2 publication Critical patent/JPH0440162Y2/ja
Granted legal-status Critical Current

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  • Optical Elements Other Than Lenses (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来のハーフプリズムの構成例を示す図、第２
図は従来のハーフプリズムの光入力出力関係示す図、第
３図は本考案の一実施例を示す構成図である。 １．２・・・・・・光学体、Ａ、　Ｃ，Ｄ、　Ｅ・・・
・・・入出射面、Ｂ・・曲ハーフミラー面。Figure 1 is a diagram showing an example of the configuration of a conventional half prism;
This figure is a diagram showing the optical input/output relationship of a conventional half prism, and FIG. 3 is a configuration diagram showing an embodiment of the present invention. 1.2...Optical body, A, C, D, E...
...Input/output surface, B...Curved half mirror surface.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）光ビームを分離するハーフプリズムにおいて、入
射及び反射させる４つの平面のうち何れか−の面を光を
散乱させる構造としたことを特徴とするハーフプリズム
。(1) A half prism for separating light beams, characterized in that one of the four incident and reflective planes has a structure that scatters light. （２）前記光を散乱させる面をスリガラス状にしたこと
を特徴とする実用新案登録請求の範囲第１項記載のハー
フプリズム。(2) The half prism according to claim 1, which is a registered utility model, characterized in that the light scattering surface has a ground glass shape.
JP5774784U 1984-04-18 1984-04-18 half prism Granted JPS60169601U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5774784U JPS60169601U (en) 1984-04-18 1984-04-18 half prism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5774784U JPS60169601U (en) 1984-04-18 1984-04-18 half prism

Publications (2)

Publication Number Publication Date
JPS60169601U true JPS60169601U (en) 1985-11-11
JPH0440162Y2 JPH0440162Y2 (en) 1992-09-21

Family

ID=30582568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5774784U Granted JPS60169601U (en) 1984-04-18 1984-04-18 half prism

Country Status (1)

Country Link
JP (1) JPS60169601U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004077113A1 (en) * 1996-12-06 2004-09-10 Tomiyoshi Ushiyama Dichroic prism, prism unit, and projection display

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS502016U (en) * 1973-05-02 1975-01-10
JPS58175149A (en) * 1982-04-07 1983-10-14 Hitachi Ltd Optical pickup device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS502016U (en) * 1973-05-02 1975-01-10
JPS58175149A (en) * 1982-04-07 1983-10-14 Hitachi Ltd Optical pickup device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004077113A1 (en) * 1996-12-06 2004-09-10 Tomiyoshi Ushiyama Dichroic prism, prism unit, and projection display

Also Published As

Publication number Publication date
JPH0440162Y2 (en) 1992-09-21

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