JP2003331473A5 - - Google Patents

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Publication number
JP2003331473A5
JP2003331473A5 JP2002138831A JP2002138831A JP2003331473A5 JP 2003331473 A5 JP2003331473 A5 JP 2003331473A5 JP 2002138831 A JP2002138831 A JP 2002138831A JP 2002138831 A JP2002138831 A JP 2002138831A JP 2003331473 A5 JP2003331473 A5 JP 2003331473A5
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JP
Japan
Prior art keywords
substrate
recording medium
layer
optical recording
layer containing
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
JP2002138831A
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Japanese (ja)
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JP2003331473A (en
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Publication date
Application filed filed Critical
Priority to JP2002138831A priority Critical patent/JP2003331473A/en
Priority claimed from JP2002138831A external-priority patent/JP2003331473A/en
Publication of JP2003331473A publication Critical patent/JP2003331473A/en
Publication of JP2003331473A5 publication Critical patent/JP2003331473A5/ja
Pending legal-status Critical Current

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Claims (3)

透明な第１基板上に、色素を含む第１記録層、半透明反射層、透明接着層、バッファー層、色素を含む第２記録層、反射層、第２基板をこの順に有してなり、前記半透明反射層が銀を主成分とする合金からなることを特徴とする光記録媒体。A transparent first substrate, a first recording layer containing a dye, a semitransparent reflective layer, a transparent adhesive layer, a buffer layer, a second recording layer containing a dye, a reflective layer, Ri Na has a second substrate in this order the optical recording medium characterized Rukoto such an alloy the semitransparent reflective layer containing silver as the main component. バッファー層が、酸化物、硫化物、窒化物、炭化珪素、酸化物とイオウの混合物であること特徴とする請求項1に記載の光記録媒体。 2. The optical recording medium according to claim 1 , wherein the buffer layer is an oxide, sulfide, nitride, silicon carbide, or a mixture of oxide and sulfur . 前記第１基板及び第２基板にはそれぞれ凹凸が形成されてなり、第１基板の凸部及び第２基板の凹部を記録トラックとする、請求項１又は２に記載の光記録媒体。  3. The optical recording medium according to claim 1, wherein the first substrate and the second substrate are respectively provided with irregularities, and the convex portions of the first substrate and the concave portions of the second substrate are used as recording tracks.
JP2002138831A 2002-05-14 2002-05-14 Optical recording medium Pending JP2003331473A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002138831A JP2003331473A (en) 2002-05-14 2002-05-14 Optical recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002138831A JP2003331473A (en) 2002-05-14 2002-05-14 Optical recording medium

Publications (2)

Publication Number Publication Date
JP2003331473A JP2003331473A (en) 2003-11-21
JP2003331473A5 true JP2003331473A5 (en) 2005-09-29

Family

ID=29700169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002138831A Pending JP2003331473A (en) 2002-05-14 2002-05-14 Optical recording medium

Country Status (1)

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JP (1) JP2003331473A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7767284B2 (en) 2004-04-28 2010-08-03 Ricoh Company, Ltd. Optical recording medium, and, method for manufacturing the same, and method and apparatus for optical recording and reproducing thereof
JP2006044241A (en) 2004-06-30 2006-02-16 Ricoh Co Ltd Optical recording medium, record reproduction method and optical recording apparatus
TWI391927B (en) 2004-07-16 2013-04-01 Mitsubishi Kagaku Media Co Ltd An optical recording medium and an optical recording medium
JP2006114200A (en) * 2004-09-17 2006-04-27 Ricoh Co Ltd Optical recording medium, its production method and recording method of optical recording medium
US7964260B2 (en) 2004-11-10 2011-06-21 Ricoh Company, Ltd. Optical recording medium, recording and reproducing method thereof, and optical recording and reproducing apparatus

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