JP3928808B2 - 光ピックアップ装置用対物レンズ、及び光ピックアップ装置 - Google Patents

光ピックアップ装置用対物レンズ、及び光ピックアップ装置 Download PDF

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Publication number
JP3928808B2
JP3928808B2 JP2005354480A JP2005354480A JP3928808B2 JP 3928808 B2 JP3928808 B2 JP 3928808B2 JP 2005354480 A JP2005354480 A JP 2005354480A JP 2005354480 A JP2005354480 A JP 2005354480A JP 3928808 B2 JP3928808 B2 JP 3928808B2
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Prior art keywords
light
optical
wavelength
objective lens
light beam
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Expired - Lifetime
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JP2005354480A
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Japanese (ja)
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JP2006092741A5 (enrdf_load_stackoverflow
JP2006092741A (ja
Inventor
耕平 大田
則一 荒井
真一郎 斉藤
俊之 小嶋
俊彦 桐木
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Konica Minolta Inc
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Konica Minolta Inc
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Priority to JP2005354480A priority Critical patent/JP3928808B2/ja
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  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Head (AREA)
JP2005354480A 1999-01-22 2005-12-08 光ピックアップ装置用対物レンズ、及び光ピックアップ装置 Expired - Lifetime JP3928808B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005354480A JP3928808B2 (ja) 1999-01-22 2005-12-08 光ピックアップ装置用対物レンズ、及び光ピックアップ装置

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP1501099 1999-01-22
JP4192599 1999-02-19
JP9534799 1999-04-01
JP9748099 1999-04-05
JP25746699 1999-09-10
JP31270199 1999-11-02
JP2005354480A JP3928808B2 (ja) 1999-01-22 2005-12-08 光ピックアップ装置用対物レンズ、及び光ピックアップ装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2000013071A Division JP3794229B2 (ja) 1999-01-22 2000-01-21 光ピックアップ装置、この光ピックアップ装置を備えた記録再生装置、情報の記録再生方法、及び光ピックアップ装置用対物レンズ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2007012398A Division JP3937239B2 (ja) 1999-01-22 2007-01-23 光ピックアップ装置用対物レンズ及び光ピックアップ装置

Publications (3)

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JP2006092741A JP2006092741A (ja) 2006-04-06
JP2006092741A5 JP2006092741A5 (enrdf_load_stackoverflow) 2007-02-15
JP3928808B2 true JP3928808B2 (ja) 2007-06-13

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JP2005354480A Expired - Lifetime JP3928808B2 (ja) 1999-01-22 2005-12-08 光ピックアップ装置用対物レンズ、及び光ピックアップ装置

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JP (1) JP3928808B2 (enrdf_load_stackoverflow)

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Publication number Publication date
JP2006092741A (ja) 2006-04-06

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