JPS6341618Y2 - - Google Patents

Info

Publication number
JPS6341618Y2
JPS6341618Y2 JP1982195803U JP19580382U JPS6341618Y2 JP S6341618 Y2 JPS6341618 Y2 JP S6341618Y2 JP 1982195803 U JP1982195803 U JP 1982195803U JP 19580382 U JP19580382 U JP 19580382U JP S6341618 Y2 JPS6341618 Y2 JP S6341618Y2
Authority
JP
Japan
Prior art keywords
photodetector
semiconductor laser
output
light
amount
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.)
Expired
Application number
JP1982195803U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59104334U (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 JP19580382U priority Critical patent/JPS59104334U/ja
Publication of JPS59104334U publication Critical patent/JPS59104334U/ja
Application granted granted Critical
Publication of JPS6341618Y2 publication Critical patent/JPS6341618Y2/ja
Granted legal-status Critical Current

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  • Optical Head (AREA)
JP19580382U 1982-12-28 1982-12-28 ピツクアツプ装置 Granted JPS59104334U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19580382U JPS59104334U (ja) 1982-12-28 1982-12-28 ピツクアツプ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19580382U JPS59104334U (ja) 1982-12-28 1982-12-28 ピツクアツプ装置

Publications (2)

Publication Number Publication Date
JPS59104334U JPS59104334U (ja) 1984-07-13
JPS6341618Y2 true JPS6341618Y2 (uk) 1988-11-01

Family

ID=30420371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19580382U Granted JPS59104334U (ja) 1982-12-28 1982-12-28 ピツクアツプ装置

Country Status (1)

Country Link
JP (1) JPS59104334U (uk)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5263793A (en) * 1975-11-21 1977-05-26 Pioneer Electronic Corp Optical signal reader
JPS5465007A (en) * 1977-11-02 1979-05-25 Matsushita Electric Ind Co Ltd Disc form recording carrier reader
JPS5724033A (en) * 1980-07-18 1982-02-08 Sharp Corp Pickup device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5263793A (en) * 1975-11-21 1977-05-26 Pioneer Electronic Corp Optical signal reader
JPS5465007A (en) * 1977-11-02 1979-05-25 Matsushita Electric Ind Co Ltd Disc form recording carrier reader
JPS5724033A (en) * 1980-07-18 1982-02-08 Sharp Corp Pickup device

Also Published As

Publication number Publication date
JPS59104334U (ja) 1984-07-13

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