JP2000011424A - 光ヘッド装置 - Google Patents

光ヘッド装置

Info

Publication number
JP2000011424A
JP2000011424A JP10177725A JP17772598A JP2000011424A JP 2000011424 A JP2000011424 A JP 2000011424A JP 10177725 A JP10177725 A JP 10177725A JP 17772598 A JP17772598 A JP 17772598A JP 2000011424 A JP2000011424 A JP 2000011424A
Authority
JP
Japan
Prior art keywords
light
grating
optical
head device
magneto
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
JP10177725A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000011424A5 (enExample
Inventor
Takuji Nomura
琢治 野村
Koichi Murata
浩一 村田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Priority to JP10177725A priority Critical patent/JP2000011424A/ja
Publication of JP2000011424A publication Critical patent/JP2000011424A/ja
Publication of JP2000011424A5 publication Critical patent/JP2000011424A5/ja
Pending legal-status Critical Current

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  • Optical Head (AREA)
JP10177725A 1998-06-24 1998-06-24 光ヘッド装置 Pending JP2000011424A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10177725A JP2000011424A (ja) 1998-06-24 1998-06-24 光ヘッド装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10177725A JP2000011424A (ja) 1998-06-24 1998-06-24 光ヘッド装置

Publications (2)

Publication Number Publication Date
JP2000011424A true JP2000011424A (ja) 2000-01-14
JP2000011424A5 JP2000011424A5 (enExample) 2005-05-26

Family

ID=16036031

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10177725A Pending JP2000011424A (ja) 1998-06-24 1998-06-24 光ヘッド装置

Country Status (1)

Country Link
JP (1) JP2000011424A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728035B2 (en) 1999-04-28 2004-04-27 Matsushita Electric Industrial Co., Ltd. Optical device with diffraction grating having plural grating regions
US7095124B2 (en) * 2003-10-29 2006-08-22 Kabushiki Kaisha Toshiba Semiconductor device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728035B2 (en) 1999-04-28 2004-04-27 Matsushita Electric Industrial Co., Ltd. Optical device with diffraction grating having plural grating regions
US7095124B2 (en) * 2003-10-29 2006-08-22 Kabushiki Kaisha Toshiba Semiconductor device

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