JPS55150142A - Optical signal reproducing head - Google Patents

Optical signal reproducing head

Info

Publication number
JPS55150142A
JPS55150142A JP5620679A JP5620679A JPS55150142A JP S55150142 A JPS55150142 A JP S55150142A JP 5620679 A JP5620679 A JP 5620679A JP 5620679 A JP5620679 A JP 5620679A JP S55150142 A JPS55150142 A JP S55150142A
Authority
JP
Japan
Prior art keywords
lens
beam splitter
bonding layer
under
optical signal
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.)
Granted
Application number
JP5620679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6143771B2 (enExample
Inventor
Chiaki Kojima
Yutaka Oki
Kayoko Hasegawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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
Priority to AU58049/80A priority Critical patent/AU535350B2/en
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP5620679A priority patent/JPS55150142A/ja
Priority to US06/145,687 priority patent/US4312559A/en
Priority to GB8014585A priority patent/GB2049986B/en
Priority to CA351,258A priority patent/CA1127886A/en
Priority to NL8002589A priority patent/NL8002589A/nl
Priority to DE19803017491 priority patent/DE3017491A1/de
Priority to FR8010220A priority patent/FR2456343A1/fr
Publication of JPS55150142A publication Critical patent/JPS55150142A/ja
Publication of JPS6143771B2 publication Critical patent/JPS6143771B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Head (AREA)
JP5620679A 1979-05-07 1979-05-07 Optical signal reproducing head Granted JPS55150142A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
AU58049/80A AU535350B2 (en) 1979-05-07 1979-05-02 Inline hologram lens
JP5620679A JPS55150142A (en) 1979-05-07 1979-05-07 Optical signal reproducing head
US06/145,687 US4312559A (en) 1979-05-07 1980-05-01 Method of producing an inline hologram lens
GB8014585A GB2049986B (en) 1979-05-07 1980-05-02 Inline hologram lenses
CA351,258A CA1127886A (en) 1979-05-07 1980-05-05 Method of producing inline hologram lens
NL8002589A NL8002589A (nl) 1979-05-07 1980-05-06 Werkwijze voor het vervaardigen van een coaxiale hologramlens, alsmede met die werkwijze verkregen lens.
DE19803017491 DE3017491A1 (de) 1979-05-07 1980-05-07 Verfahren zur herstellung eines inline hologramms und verwendung eines solchen hologramms in einem optischen wiedergabekopf
FR8010220A FR2456343A1 (fr) 1979-05-07 1980-05-07 Procede de fabrication de lentilles holographiques et lentilles ainsi obtenues

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5620679A JPS55150142A (en) 1979-05-07 1979-05-07 Optical signal reproducing head

Publications (2)

Publication Number Publication Date
JPS55150142A true JPS55150142A (en) 1980-11-21
JPS6143771B2 JPS6143771B2 (enExample) 1986-09-30

Family

ID=13020632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5620679A Granted JPS55150142A (en) 1979-05-07 1979-05-07 Optical signal reproducing head

Country Status (1)

Country Link
JP (1) JPS55150142A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166543A (ja) * 1982-03-09 1983-10-01 トムソン−セエスエフ デ−タキヤリヤのための記録及び読取りデバイスの光学ヘツド
JPS6023934U (ja) * 1983-07-26 1985-02-19 ソニー株式会社 光ディスク用ピックアップ部品
JPS6043237A (ja) * 1983-08-19 1985-03-07 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS61243964A (ja) * 1985-04-22 1986-10-30 Sony Corp 半導体レ−ザ装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166543A (ja) * 1982-03-09 1983-10-01 トムソン−セエスエフ デ−タキヤリヤのための記録及び読取りデバイスの光学ヘツド
JPH05210867A (ja) * 1982-03-09 1993-08-20 Thomson Csf データキャリヤ上のデータの記録及び読取りの少なくとも一方の為の光学ヘッド
JPS6023934U (ja) * 1983-07-26 1985-02-19 ソニー株式会社 光ディスク用ピックアップ部品
JPS6043237A (ja) * 1983-08-19 1985-03-07 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS61243964A (ja) * 1985-04-22 1986-10-30 Sony Corp 半導体レ−ザ装置

Also Published As

Publication number Publication date
JPS6143771B2 (enExample) 1986-09-30

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