JPS5383621A - Control mechanism for intensity of illumination on the focal plane - Google Patents

Control mechanism for intensity of illumination on the focal plane

Info

Publication number
JPS5383621A
JPS5383621A JP15817276A JP15817276A JPS5383621A JP S5383621 A JPS5383621 A JP S5383621A JP 15817276 A JP15817276 A JP 15817276A JP 15817276 A JP15817276 A JP 15817276A JP S5383621 A JPS5383621 A JP S5383621A
Authority
JP
Japan
Prior art keywords
focal plane
illumination
intensity
control mechanism
plane
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
JP15817276A
Other languages
Japanese (ja)
Inventor
Naoyuki Ohara
Toshiharu Sasaki
Yasutaka Nakajima
Masaru Imai
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP15817276A priority Critical patent/JPS5383621A/en
Publication of JPS5383621A publication Critical patent/JPS5383621A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To form a good image resulting from the highly precise correction of the intensity of illumination on the focal plane regardless of the non-uniform brightness on the object lane by providing a light decrease plane on the optical system of object, lens, and focal plane in the copier, etc.
COPYRIGHT: (C)1978,JPO&Japio
JP15817276A 1976-12-29 1976-12-29 Control mechanism for intensity of illumination on the focal plane Pending JPS5383621A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15817276A JPS5383621A (en) 1976-12-29 1976-12-29 Control mechanism for intensity of illumination on the focal plane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15817276A JPS5383621A (en) 1976-12-29 1976-12-29 Control mechanism for intensity of illumination on the focal plane

Publications (1)

Publication Number Publication Date
JPS5383621A true JPS5383621A (en) 1978-07-24

Family

ID=15665841

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15817276A Pending JPS5383621A (en) 1976-12-29 1976-12-29 Control mechanism for intensity of illumination on the focal plane

Country Status (1)

Country Link
JP (1) JPS5383621A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5560971A (en) * 1978-10-31 1980-05-08 Konishiroku Photo Ind Co Ltd Apparatus for recording picture image on large-sized photosensitive sheet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5560971A (en) * 1978-10-31 1980-05-08 Konishiroku Photo Ind Co Ltd Apparatus for recording picture image on large-sized photosensitive sheet

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