JP2009093795A5 - - Google Patents

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Publication number
JP2009093795A5
JP2009093795A5 JP2009012880A JP2009012880A JP2009093795A5 JP 2009093795 A5 JP2009093795 A5 JP 2009093795A5 JP 2009012880 A JP2009012880 A JP 2009012880A JP 2009012880 A JP2009012880 A JP 2009012880A JP 2009093795 A5 JP2009093795 A5 JP 2009093795A5
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JP
Japan
Prior art keywords
wavelength
light
lambda
diffraction element
wavelength lambda
Prior art date
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Granted
Application number
JP2009012880A
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English (en)
Japanese (ja)
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JP2009093795A (ja
JP4591602B2 (ja
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Priority to JP2009012880A priority Critical patent/JP4591602B2/ja
Priority claimed from JP2009012880A external-priority patent/JP4591602B2/ja
Publication of JP2009093795A publication Critical patent/JP2009093795A/ja
Publication of JP2009093795A5 publication Critical patent/JP2009093795A5/ja
Application granted granted Critical
Publication of JP4591602B2 publication Critical patent/JP4591602B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2009012880A 2001-02-14 2009-01-23 波長選択性回折素子および光ヘッド装置 Expired - Fee Related JP4591602B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009012880A JP4591602B2 (ja) 2001-02-14 2009-01-23 波長選択性回折素子および光ヘッド装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001037552 2001-02-14
JP2009012880A JP4591602B2 (ja) 2001-02-14 2009-01-23 波長選択性回折素子および光ヘッド装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2001378925A Division JP4345256B2 (ja) 2001-02-14 2001-12-12 波長選択性回折素子および光ヘッド装置

Publications (3)

Publication Number Publication Date
JP2009093795A JP2009093795A (ja) 2009-04-30
JP2009093795A5 true JP2009093795A5 (enrdf_load_stackoverflow) 2010-03-25
JP4591602B2 JP4591602B2 (ja) 2010-12-01

Family

ID=40665603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009012880A Expired - Fee Related JP4591602B2 (ja) 2001-02-14 2009-01-23 波長選択性回折素子および光ヘッド装置

Country Status (1)

Country Link
JP (1) JP4591602B2 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5496258B2 (ja) * 2012-06-11 2014-05-21 キヤノン株式会社 積層型回折光学素子および光学系
WO2024214803A1 (ja) * 2023-04-13 2024-10-17 富士フイルム株式会社 ビームスプリッターおよび光波長選択スイッチ装置
WO2024214807A1 (ja) * 2023-04-13 2024-10-17 富士フイルム株式会社 ビームスプリッター、光波長選択スイッチ装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0336314U (enrdf_load_stackoverflow) * 1989-08-09 1991-04-09
CN1258760C (zh) * 1996-09-27 2006-06-07 三洋电机株式会社 波长选择性衍射光栅
JP2000123403A (ja) * 1998-10-19 2000-04-28 Victor Co Of Japan Ltd 光ピックアップ及び光デバイス
JP2000258605A (ja) * 1999-03-04 2000-09-22 Fuji Photo Film Co Ltd 光学フィルターおよび反射防止膜
JP2001028145A (ja) * 1999-07-13 2001-01-30 Toshiba Corp 光学ヘッド装置及びディスク録再装置

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