JPS6413514A - Method for detecting state of light beam in scan type optical device - Google Patents

Method for detecting state of light beam in scan type optical device

Info

Publication number
JPS6413514A
JPS6413514A JP62170507A JP17050787A JPS6413514A JP S6413514 A JPS6413514 A JP S6413514A JP 62170507 A JP62170507 A JP 62170507A JP 17050787 A JP17050787 A JP 17050787A JP S6413514 A JPS6413514 A JP S6413514A
Authority
JP
Japan
Prior art keywords
light beam
light
detected
slit
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
JP62170507A
Other languages
English (en)
Inventor
Masatoshi Iwama
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 JP62170507A priority Critical patent/JPS6413514A/ja
Publication of JPS6413514A publication Critical patent/JPS6413514A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Fax Reproducing Arrangements (AREA)
JP62170507A 1987-07-08 1987-07-08 Method for detecting state of light beam in scan type optical device Pending JPS6413514A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62170507A JPS6413514A (en) 1987-07-08 1987-07-08 Method for detecting state of light beam in scan type optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62170507A JPS6413514A (en) 1987-07-08 1987-07-08 Method for detecting state of light beam in scan type optical device

Publications (1)

Publication Number Publication Date
JPS6413514A true JPS6413514A (en) 1989-01-18

Family

ID=15906232

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62170507A Pending JPS6413514A (en) 1987-07-08 1987-07-08 Method for detecting state of light beam in scan type optical device

Country Status (1)

Country Link
JP (1) JPS6413514A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0263849A (ja) * 1988-08-31 1990-03-05 Mita Ind Co Ltd レーザービームのスポットサイズ検出装置
JPH0263848A (ja) * 1988-08-31 1990-03-05 Mita Ind Co Ltd レーザービーム走査装置
US5105296A (en) * 1989-11-20 1992-04-14 Dainippon Screen Mfg. Co., Ltd. Method and apparatus for detecting beam spot shape
US7098448B2 (en) 2004-03-12 2006-08-29 Seiko Epson Corporation Method and apparatus for measuring beam spot of scanning light

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0263849A (ja) * 1988-08-31 1990-03-05 Mita Ind Co Ltd レーザービームのスポットサイズ検出装置
JPH0263848A (ja) * 1988-08-31 1990-03-05 Mita Ind Co Ltd レーザービーム走査装置
US5105296A (en) * 1989-11-20 1992-04-14 Dainippon Screen Mfg. Co., Ltd. Method and apparatus for detecting beam spot shape
US7098448B2 (en) 2004-03-12 2006-08-29 Seiko Epson Corporation Method and apparatus for measuring beam spot of scanning light

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