JPS60153017A - 大口径ｆ・θレンズ - Google Patents

大口径ｆ・θレンズ

Info

Publication number
JPS60153017A
JPS60153017A JP965984A JP965984A JPS60153017A JP S60153017 A JPS60153017 A JP S60153017A JP 965984 A JP965984 A JP 965984A JP 965984 A JP965984 A JP 965984A JP S60153017 A JPS60153017 A JP S60153017A
Authority
JP
Japan
Prior art keywords
lens
diameter
positive
curvature
negative
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
JP965984A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6327684B2 (enrdf_load_stackoverflow
Inventor
Rei Morimoto
玲 森本
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo 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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP965984A priority Critical patent/JPS60153017A/ja
Publication of JPS60153017A publication Critical patent/JPS60153017A/ja
Publication of JPS6327684B2 publication Critical patent/JPS6327684B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/0005—Optical objectives specially designed for the purposes specified below having F-Theta characteristic

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Lenses (AREA)
JP965984A 1984-01-23 1984-01-23 大口径ｆ・θレンズ Granted JPS60153017A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP965984A JPS60153017A (ja) 1984-01-23 1984-01-23 大口径ｆ・θレンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP965984A JPS60153017A (ja) 1984-01-23 1984-01-23 大口径ｆ・θレンズ

Publications (2)

Publication Number Publication Date
JPS60153017A true JPS60153017A (ja) 1985-08-12
JPS6327684B2 JPS6327684B2 (enrdf_load_stackoverflow) 1988-06-03

Family

ID=11726334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP965984A Granted JPS60153017A (ja) 1984-01-23 1984-01-23 大口径ｆ・θレンズ

Country Status (1)

Country Link
JP (1) JPS60153017A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0296710A (ja) * 1988-06-10 1990-04-09 Korea Advanced Inst Of Sci Technol 光走査用ｆθレンズ系
US5136412A (en) * 1989-12-20 1992-08-04 Canon Kabushiki Kaisha Fθ lens and scanning optical system using the same
EP1376195A1 (en) * 2002-06-26 2004-01-02 Dainippon Screen Mfg. Co., Ltd. Optical scanner

Citations (5)

* 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
JPS54109457A (en) * 1978-02-15 1979-08-28 Ricoh Co Ltd F.theta lens system
JPS54126051A (en) * 1978-03-23 1979-09-29 Ricoh Co Ltd Anamorphic f lens system
JPS56135815A (en) * 1980-03-26 1981-10-23 Minolta Camera Co Ltd Lens for optical scanning
JPS597918A (ja) * 1982-07-06 1984-01-17 Asahi Optical Co Ltd ｆ・θレンズ系

Patent Citations (5)

* 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
JPS54109457A (en) * 1978-02-15 1979-08-28 Ricoh Co Ltd F.theta lens system
JPS54126051A (en) * 1978-03-23 1979-09-29 Ricoh Co Ltd Anamorphic f lens system
JPS56135815A (en) * 1980-03-26 1981-10-23 Minolta Camera Co Ltd Lens for optical scanning
JPS597918A (ja) * 1982-07-06 1984-01-17 Asahi Optical Co Ltd ｆ・θレンズ系

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0296710A (ja) * 1988-06-10 1990-04-09 Korea Advanced Inst Of Sci Technol 光走査用ｆθレンズ系
US5136412A (en) * 1989-12-20 1992-08-04 Canon Kabushiki Kaisha Fθ lens and scanning optical system using the same
EP1376195A1 (en) * 2002-06-26 2004-01-02 Dainippon Screen Mfg. Co., Ltd. Optical scanner
US6771429B2 (en) 2002-06-26 2004-08-03 Dainippon Screen Mfg. Co., Ltd. Optical scanner

Also Published As

Publication number Publication date
JPS6327684B2 (enrdf_load_stackoverflow) 1988-06-03

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