JPS62127510U - - Google Patents

Info

Publication number
JPS62127510U
JPS62127510U JP1491786U JP1491786U JPS62127510U JP S62127510 U JPS62127510 U JP S62127510U JP 1491786 U JP1491786 U JP 1491786U JP 1491786 U JP1491786 U JP 1491786U JP S62127510 U JPS62127510 U JP S62127510U
Authority
JP
Japan
Prior art keywords
light source
center
focal point
surface portion
spherical
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
JP1491786U
Other languages
Japanese (ja)
Other versions
JPH059693Y2 (en
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 JP1986014917U priority Critical patent/JPH059693Y2/ja
Publication of JPS62127510U publication Critical patent/JPS62127510U/ja
Application granted granted Critical
Publication of JPH059693Y2 publication Critical patent/JPH059693Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Optical Elements Other Than Lenses (AREA)

Description

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

第１図はこの考案の一実施例に係る光フアイバ
等の光源装置の説明図、第２図は同装置の使用状
態説明図、第３図Ａ，Ｂは従来例説明図である。 １……光源装置、２……光源、２′……中心、
３……曲面反射鏡、４……集光レンズ、３ａ……
球面部、３ｂ……楕球面部、３ａ……中心点、３
ｂ′……第１焦点、３ｂ″……焦点、４′……焦
点、６……光軸、７……光フアイバ入光端面。 FIG. 1 is an explanatory diagram of a light source device such as an optical fiber according to an embodiment of this invention, FIG. 2 is an explanatory diagram of the usage state of the same device, and FIGS. 3A and 3B are explanatory diagrams of a conventional example. 1... Light source device, 2... Light source, 2'... Center,
3... Curved reflector, 4... Condensing lens, 3a...
Spherical part, 3b...elliptical part, 3a... center point, 3
b'...First focus, 3b''...Focus, 4'...Focus, 6...Optical axis, 7...Optical fiber light entrance end surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光源と、その背後に配設された曲面反射鏡と、
光源前方に配設された集光レンズとが光軸を一致
された状態で並列され、前記曲面反射鏡は中央部
が球面部されるとともにこの球面周囲が球面部よ
り小さい曲率の楕球面部として形成され、この球
面部の中心点及び楕球面部の第１焦点は前記光源
の中心と、楕球面部の第２焦点及び前記集光レン
ズの焦点は光フアイバ入光端面等の受光部とそれ
ぞれ一致されてなる光フアイバ等の光源装置。 A light source, a curved reflector placed behind it,
A condensing lens placed in front of the light source is arranged in parallel with the optical axis aligned, and the curved reflecting mirror has a spherical part at the center and an ellipsoidal part with a smaller curvature than the spherical part around the spherical part. The center point of the spherical surface portion and the first focal point of the elliptical surface portion are located at the center of the light source, and the second focal point of the ellipsoidal surface portion and the focal point of the condensing lens are located at a light receiving portion such as an optical fiber entrance end surface, respectively. A light source device such as a matched optical fiber.
JP1986014917U 1986-02-04 1986-02-04 Expired - Lifetime JPH059693Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986014917U JPH059693Y2 (en) 1986-02-04 1986-02-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986014917U JPH059693Y2 (en) 1986-02-04 1986-02-04

Publications (2)

Publication Number Publication Date
JPS62127510U true JPS62127510U (en) 1987-08-13
JPH059693Y2 JPH059693Y2 (en) 1993-03-10

Family

ID=30805358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986014917U Expired - Lifetime JPH059693Y2 (en) 1986-02-04 1986-02-04

Country Status (1)

Country Link
JP (1) JPH059693Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100837770B1 (en) 2004-02-23 2008-06-16 샤프 가부시키가이샤 Light source device and video display apparatus using the same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753924A (en) * 1980-09-17 1982-03-31 Honshu Paper Co Ltd ARUMINIUMUDENKAIKONDENSANOINKYOKUZAIRYO

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753924A (en) * 1980-09-17 1982-03-31 Honshu Paper Co Ltd ARUMINIUMUDENKAIKONDENSANOINKYOKUZAIRYO

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100837770B1 (en) 2004-02-23 2008-06-16 샤프 가부시키가이샤 Light source device and video display apparatus using the same

Also Published As

Publication number Publication date
JPH059693Y2 (en) 1993-03-10

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