JPS62198519U - - Google Patents

Info

Publication number
JPS62198519U
JPS62198519U JP8577886U JP8577886U JPS62198519U JP S62198519 U JPS62198519 U JP S62198519U JP 8577886 U JP8577886 U JP 8577886U JP 8577886 U JP8577886 U JP 8577886U JP S62198519 U JPS62198519 U JP S62198519U
Authority
JP
Japan
Prior art keywords
optical
detection device
information detection
optical information
bench
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
JP8577886U
Other languages
Japanese (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 JP8577886U priority Critical patent/JPS62198519U/ja
Publication of JPS62198519U publication Critical patent/JPS62198519U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)

Description

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

第１図は本考案の光情報検出装置の分解斜視図
、第２図は従来の光情報検出装置における初段増
巾器と光学台の位置関係を示した図である。第３
図は金属遮蔽箔の説明図である。 １ａ，１ｂ…フオトデイテクター、２…光学台
、１０…金属性遮蔽箔。 FIG. 1 is an exploded perspective view of the optical information detection device of the present invention, and FIG. 2 is a diagram showing the positional relationship between the first stage amplifier and the optical bench in the conventional optical information detection device. Third
The figure is an explanatory diagram of the metal shielding foil. 1a, 1b...Photodetector, 2...Optical bench, 10...Metallic shielding foil.

Claims (1)

【実用新案登録請求の範囲】 (1) 光磁気デイスク用光情報検出装置において
、光信号検出フオトデイテクターの初段増巾器を
、光学部品を配置した光学台内部に収めたことを
特徴とする光情報検出装置。 (2) 前記光学台は金属性遮蔽箔が施されている
ことを特徴とする実用新案登録請求第１項記載の
光情報検出装置。 (3) 前記光学台を接地したことを特徴とする実
用新案登録請求第１項記載の光情報検出装置。[Claims for Utility Model Registration] (1) An optical information detection device for a magneto-optical disk, characterized in that the first stage amplifier of an optical signal detection photodetector is housed inside an optical bench in which optical components are arranged. Optical information detection device. (2) The optical information detection device according to claim 1, wherein the optical bench is coated with a metallic shielding foil. (3) The optical information detection device according to claim 1, wherein the optical bench is grounded.
JP8577886U 1986-06-05 1986-06-05 Pending JPS62198519U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8577886U JPS62198519U (en) 1986-06-05 1986-06-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8577886U JPS62198519U (en) 1986-06-05 1986-06-05

Publications (1)

Publication Number Publication Date
JPS62198519U true JPS62198519U (en) 1987-12-17

Family

ID=30941491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8577886U Pending JPS62198519U (en) 1986-06-05 1986-06-05

Country Status (1)

Country Link
JP (1) JPS62198519U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0190189U (en) * 1987-12-01 1989-06-14

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS629544A (en) * 1985-07-05 1987-01-17 Mitsubishi Electric Corp Optical pickup device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS629544A (en) * 1985-07-05 1987-01-17 Mitsubishi Electric Corp Optical pickup device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0190189U (en) * 1987-12-01 1989-06-14

Similar Documents

Publication Publication Date Title
JPH01140616U (en)
JPS62198519U (en)
JPS5830907U (en) Separate cassette recorder door
JPS6113380U (en) Protective case for magnetic disk for electronic still camera
JPS60194404U (en) Automatic measuring device on lathe
JPS58142101U (en) wheel
JPS612812U (en) compact mirror
JPS6172778U (en)
JPS62161361U (en)
JPS5992488U (en) magnetic sheet jacket
JPS6115579U (en) iron piece detector
JPS6290491U (en)
JPS60166889U (en) tape cassette
JPH02110073U (en)
JPS583180U (en) beam hole
JPS6157601U (en)
JPS5897782U (en) Microcassette display device
JPS5890795U (en) Horn speaker unit cover
JPS5865681U (en) record jacket
JPH0366094U (en)
JPS59157166U (en) O-ring
JPS5813193U (en) Buddhist altar with cassette recorder
JPS6381498U (en)
JPS6028992U (en) Nozzle device for laser processing equipment
JPS59185776U (en) Protective case for magnetic recording media