JPS54109457A - F.theta lens system - Google Patents

F.theta lens system

Info

Publication number
JPS54109457A
JPS54109457A JP1606078A JP1606078A JPS54109457A JP S54109457 A JPS54109457 A JP S54109457A JP 1606078 A JP1606078 A JP 1606078A JP 1606078 A JP1606078 A JP 1606078A JP S54109457 A JPS54109457 A JP S54109457A
Authority
JP
Japan
Prior art keywords
lens
sides
theta
refractive
preset
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
JP1606078A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6145803B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Atsushi Kawamura
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP1606078A priority Critical patent/JPS54109457A/ja
Publication of JPS54109457A publication Critical patent/JPS54109457A/ja
Publication of JPS6145803B2 publication Critical patent/JPS6145803B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Mechanical Optical Scanning Systems (AREA)
  • Lenses (AREA)
JP1606078A 1978-02-15 1978-02-15 F.theta lens system Granted JPS54109457A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1606078A JPS54109457A (en) 1978-02-15 1978-02-15 F.theta lens system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1606078A JPS54109457A (en) 1978-02-15 1978-02-15 F.theta lens system

Publications (2)

Publication Number Publication Date
JPS54109457A true JPS54109457A (en) 1979-08-28
JPS6145803B2 JPS6145803B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-10-09

Family

ID=11906019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1606078A Granted JPS54109457A (en) 1978-02-15 1978-02-15 F.theta lens system

Country Status (1)

Country Link
JP (1) JPS54109457A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57105715A (en) * 1980-12-24 1982-07-01 Canon Inc Uniform scanning lens having high resolving power
JPS597918A (ja) * 1982-07-06 1984-01-17 Asahi Optical Co Ltd ｆ・θレンズ系
JPS59195211A (ja) * 1983-04-19 1984-11-06 Asahi Optical Co Ltd テレセントリツクな４枚構成のｆ−θレンズ系
JPS60153017A (ja) * 1984-01-23 1985-08-12 Asahi Optical Co Ltd 大口径ｆ・θレンズ
JPS63104009A (ja) * 1986-10-21 1988-05-09 Matsushita Electric Ind Co Ltd 等速度走査レンズ
JPS63124015A (ja) * 1986-11-14 1988-05-27 Canon Inc 走査装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519463A (ja) * 1974-07-13 1976-01-26 Olympus Optical Co Kogakusosakei

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519463A (ja) * 1974-07-13 1976-01-26 Olympus Optical Co Kogakusosakei

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57105715A (en) * 1980-12-24 1982-07-01 Canon Inc Uniform scanning lens having high resolving power
JPS597918A (ja) * 1982-07-06 1984-01-17 Asahi Optical Co Ltd ｆ・θレンズ系
JPS59195211A (ja) * 1983-04-19 1984-11-06 Asahi Optical Co Ltd テレセントリツクな４枚構成のｆ−θレンズ系
JPS60153017A (ja) * 1984-01-23 1985-08-12 Asahi Optical Co Ltd 大口径ｆ・θレンズ
JPS63104009A (ja) * 1986-10-21 1988-05-09 Matsushita Electric Ind Co Ltd 等速度走査レンズ
JPS63124015A (ja) * 1986-11-14 1988-05-27 Canon Inc 走査装置

Also Published As

Publication number Publication date
JPS6145803B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-10-09

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