JPS51137425A - Optical device - Google Patents

Optical device

Info

Publication number
JPS51137425A
JPS51137425A JP6096575A JP6096575A JPS51137425A JP S51137425 A JPS51137425 A JP S51137425A JP 6096575 A JP6096575 A JP 6096575A JP 6096575 A JP6096575 A JP 6096575A JP S51137425 A JPS51137425 A JP S51137425A
Authority
JP
Japan
Prior art keywords
optical device
assemblage
integrating
body portion
high precision
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
JP6096575A
Other languages
Japanese (ja)
Inventor
Yasuhisa Suzuki
Tadashi Motokawa
Isao Fujiwara
Tadafumi Kuroishi
Mikio Shimizu
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6096575A priority Critical patent/JPS51137425A/en
Publication of JPS51137425A publication Critical patent/JPS51137425A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To facilitate manufacture and assemblage by integrating the body portion of the device making the basic reference with high precision.
COPYRIGHT: (C)1976,JPO&Japio
JP6096575A 1975-05-23 1975-05-23 Optical device Pending JPS51137425A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6096575A JPS51137425A (en) 1975-05-23 1975-05-23 Optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6096575A JPS51137425A (en) 1975-05-23 1975-05-23 Optical device

Publications (1)

Publication Number Publication Date
JPS51137425A true JPS51137425A (en) 1976-11-27

Family

ID=13157626

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6096575A Pending JPS51137425A (en) 1975-05-23 1975-05-23 Optical device

Country Status (1)

Country Link
JP (1) JPS51137425A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53147842U (en) * 1977-04-27 1978-11-21
JPS59166913A (en) * 1983-03-14 1984-09-20 Toppan Printing Co Ltd Diffraction grating exposing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53147842U (en) * 1977-04-27 1978-11-21
JPS59166913A (en) * 1983-03-14 1984-09-20 Toppan Printing Co Ltd Diffraction grating exposing device

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