JPS5389448A - Laser beam scanner - Google Patents

Laser beam scanner

Info

Publication number
JPS5389448A
JPS5389448A JP294677A JP294677A JPS5389448A JP S5389448 A JPS5389448 A JP S5389448A JP 294677 A JP294677 A JP 294677A JP 294677 A JP294677 A JP 294677A JP S5389448 A JPS5389448 A JP S5389448A
Authority
JP
Japan
Prior art keywords
laser beam
beam scanner
flat
curving
time
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
JP294677A
Other languages
Japanese (ja)
Inventor
Toshio Ike
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP294677A priority Critical patent/JPS5389448A/en
Publication of JPS5389448A publication Critical patent/JPS5389448A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To make possible forming a focus on a flat face without causing curving of the scanning face of a diffracted beam recording a hologram in a flat state at the time of recording and curving the same at the time of reconstructing so that the scanning face becomes flat.
COPYRIGHT: (C)1978,JPO&Japio
JP294677A 1977-01-17 1977-01-17 Laser beam scanner Pending JPS5389448A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP294677A JPS5389448A (en) 1977-01-17 1977-01-17 Laser beam scanner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP294677A JPS5389448A (en) 1977-01-17 1977-01-17 Laser beam scanner

Publications (1)

Publication Number Publication Date
JPS5389448A true JPS5389448A (en) 1978-08-07

Family

ID=11543525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP294677A Pending JPS5389448A (en) 1977-01-17 1977-01-17 Laser beam scanner

Country Status (1)

Country Link
JP (1) JPS5389448A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5557818A (en) * 1978-10-25 1980-04-30 Ricoh Co Ltd Photo scanner

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS502553A (en) * 1973-05-04 1975-01-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS502553A (en) * 1973-05-04 1975-01-11

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5557818A (en) * 1978-10-25 1980-04-30 Ricoh Co Ltd Photo scanner

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