JPS5974532U - optical device - Google Patents

optical device

Info

Publication number
JPS5974532U
JPS5974532U JP17133382U JP17133382U JPS5974532U JP S5974532 U JPS5974532 U JP S5974532U JP 17133382 U JP17133382 U JP 17133382U JP 17133382 U JP17133382 U JP 17133382U JP S5974532 U JPS5974532 U JP S5974532U
Authority
JP
Japan
Prior art keywords
light
optical device
objective lens
utility
transparent plate
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.)
Pending
Application number
JP17133382U
Other languages
Japanese (ja)
Inventor
広瀬　凡夫
伸一 田中
Original Assignee
松下電器産業株式会社
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 松下電器産業株式会社 filed Critical 松下電器産業株式会社
Priority to JP17133382U priority Critical patent/JPS5974532U/en
Publication of JPS5974532U publication Critical patent/JPS5974532U/en
Pending legal-status Critical Current

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  • Optical Head (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図は光学系の一例を示す構成図、第２図は従
来の光学装置の一例を示す斜視図、第３図は本考案の光
学装置の一実施例を示す斜視図である。 ２１・・・鏡筒、３２・・・ガラス板。, FIG. 1 is a configuration diagram showing an example of an optical system, FIG. 2 is a perspective view showing an example of a conventional optical device, and FIG. 3 is a perspective view showing an embodiment of the optical device of the present invention. 21... Lens barrel, 32... Glass plate.

Claims (1)

【実用新案登録請求の範囲】 １　光源と前記光源から出た光を対象物体上に集束する
光集束光学手段と、前記対象物から返ってきた光から情
報を検出するための光検出器と、前記光集束光学手段の
対物レンズの対象物体側に配置された透明板とを有する
光学装置。 ２　透明板の厚みを考慮して対物レンズの収差補正をし
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
の光学装置。[Claims for Utility Model Registration] 1. A light source, a light focusing optical means for focusing the light emitted from the light source onto a target object, and a photodetector for detecting information from the light returned from the target object; and a transparent plate disposed on the object side of the objective lens of the light focusing optical means. 2. The optical device according to claim 1 of the utility model registration, characterized in that the aberrations of the objective lens are corrected in consideration of the thickness of the transparent plate.
JP17133382U 1982-11-11 1982-11-11 optical device Pending JPS5974532U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17133382U JPS5974532U (en) 1982-11-11 1982-11-11 optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17133382U JPS5974532U (en) 1982-11-11 1982-11-11 optical device

Publications (1)

Publication Number Publication Date
JPS5974532U true JPS5974532U (en) 1984-05-21

Family

ID=30373779

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17133382U Pending JPS5974532U (en) 1982-11-11 1982-11-11 optical device

Country Status (1)

Country Link
JP (1) JPS5974532U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04126323U (en) * 1991-04-26 1992-11-18 日本電気ホームエレクトロニクス株式会社 optical head device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04126323U (en) * 1991-04-26 1992-11-18 日本電気ホームエレクトロニクス株式会社 optical head device

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