JPS61203428U - - Google Patents

Info

Publication number
JPS61203428U
JPS61203428U JP8842985U JP8842985U JPS61203428U JP S61203428 U JPS61203428 U JP S61203428U JP 8842985 U JP8842985 U JP 8842985U JP 8842985 U JP8842985 U JP 8842985U JP S61203428 U JPS61203428 U JP S61203428U
Authority
JP
Japan
Prior art keywords
lens
polarizing prism
fresnel lens
micro fresnel
bonded
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
JP8842985U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP8842985U priority Critical patent/JPS61203428U/ja
Publication of JPS61203428U publication Critical patent/JPS61203428U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
JP8842985U 1985-06-12 1985-06-12 Pending JPS61203428U (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8842985U JPS61203428U (ko) 1985-06-12 1985-06-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8842985U JPS61203428U (ko) 1985-06-12 1985-06-12

Publications (1)

Publication Number Publication Date
JPS61203428U true JPS61203428U (ko) 1986-12-20

Family

ID=30641553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8842985U Pending JPS61203428U (ko) 1985-06-12 1985-06-12

Country Status (1)

Country Link
JP (1) JPS61203428U (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0223546A (ja) * 1988-07-12 1990-01-25 Matsushita Electric Ind Co Ltd 光ヘッド装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59186149A (ja) * 1983-04-07 1984-10-22 Mitsubishi Electric Corp 光デイスクピツクアツプ装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59186149A (ja) * 1983-04-07 1984-10-22 Mitsubishi Electric Corp 光デイスクピツクアツプ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0223546A (ja) * 1988-07-12 1990-01-25 Matsushita Electric Ind Co Ltd 光ヘッド装置

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