JP4407563B2 - 広帯域波長板とそれを用いた光ピックアップ - Google Patents

広帯域波長板とそれを用いた光ピックアップ Download PDF

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Publication number
JP4407563B2
JP4407563B2 JP2005111785A JP2005111785A JP4407563B2 JP 4407563 B2 JP4407563 B2 JP 4407563B2 JP 2005111785 A JP2005111785 A JP 2005111785A JP 2005111785 A JP2005111785 A JP 2005111785A JP 4407563 B2 JP4407563 B2 JP 4407563B2
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Japan
Prior art keywords
wave plate
light
wavelength
quarter
optical
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Expired - Fee Related
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JP2005111785A
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English (en)
Japanese (ja)
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JP2006294107A (ja
JP2006294107A5 (enExample
Inventor
浩 松本
正之 大戸
誠 櫻井
達郎 金子
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Miyazaki Epson Corp
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Epson Toyocom Corp
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Publication date
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Priority to JP2005111785A priority Critical patent/JP4407563B2/ja
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Publication of JP2006294107A5 publication Critical patent/JP2006294107A5/ja
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Publication of JP4407563B2 publication Critical patent/JP4407563B2/ja
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  • Optical Head (AREA)
JP2005111785A 2005-04-08 2005-04-08 広帯域波長板とそれを用いた光ピックアップ Expired - Fee Related JP4407563B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005111785A JP4407563B2 (ja) 2005-04-08 2005-04-08 広帯域波長板とそれを用いた光ピックアップ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005111785A JP4407563B2 (ja) 2005-04-08 2005-04-08 広帯域波長板とそれを用いた光ピックアップ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009204778A Division JP4577447B2 (ja) 2009-09-04 2009-09-04 光ピックアップ

Publications (3)

Publication Number Publication Date
JP2006294107A JP2006294107A (ja) 2006-10-26
JP2006294107A5 JP2006294107A5 (enExample) 2007-11-29
JP4407563B2 true JP4407563B2 (ja) 2010-02-03

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ID=37414517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005111785A Expired - Fee Related JP4407563B2 (ja) 2005-04-08 2005-04-08 広帯域波長板とそれを用いた光ピックアップ

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JP (1) JP4407563B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009283135A (ja) * 2009-09-04 2009-12-03 Epson Toyocom Corp 光ピックアップ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009283135A (ja) * 2009-09-04 2009-12-03 Epson Toyocom Corp 光ピックアップ

Also Published As

Publication number Publication date
JP2006294107A (ja) 2006-10-26

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