JPH0225509B2 - - Google Patents

Info

Publication number
JPH0225509B2
JPH0225509B2 JP9470681A JP9470681A JPH0225509B2 JP H0225509 B2 JPH0225509 B2 JP H0225509B2 JP 9470681 A JP9470681 A JP 9470681A JP 9470681 A JP9470681 A JP 9470681A JP H0225509 B2 JPH0225509 B2 JP H0225509B2
Authority
JP
Japan
Prior art keywords
light source
light
filament
focal point
mounting plate
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.)
Expired
Application number
JP9470681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57208573A (en
Inventor
Tatsuo Tani
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 JP9470681A priority Critical patent/JPS57208573A/ja
Publication of JPS57208573A publication Critical patent/JPS57208573A/ja
Publication of JPH0225509B2 publication Critical patent/JPH0225509B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
JP9470681A 1981-06-19 1981-06-19 Luminaire of copying machine Granted JPS57208573A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9470681A JPS57208573A (en) 1981-06-19 1981-06-19 Luminaire of copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9470681A JPS57208573A (en) 1981-06-19 1981-06-19 Luminaire of copying machine

Publications (2)

Publication Number Publication Date
JPS57208573A JPS57208573A (en) 1982-12-21
JPH0225509B2 true JPH0225509B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-06-04

Family

ID=14117600

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9470681A Granted JPS57208573A (en) 1981-06-19 1981-06-19 Luminaire of copying machine

Country Status (1)

Country Link
JP (1) JPS57208573A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03122437U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-03-28 1991-12-13
JP2532710Y2 (ja) * 1990-06-05 1997-04-16 ウシオ電機株式会社 原稿照明装置

Also Published As

Publication number Publication date
JPS57208573A (en) 1982-12-21

Similar Documents

Publication Publication Date Title
US4458302A (en) Reflection type optical focusing apparatus
US4924357A (en) Light source unit for a business machine
JPS6015052B2 (ja) スリツト照明装置
GB2106629A (en) Marker light
JPS6355535A (ja) 原稿露光装置
JP2005149996A (ja) 線状照明装置
JPH0225509B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US5010465A (en) Optical lighting system
CA1249628A (en) Exposure device suitable for use in copying machine
JPH0443860Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS6213074Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS5868062A (ja) 画像形成装置
JPS60230621A (ja) Ｌｅｄアレイ
JPS58126545A (ja) 露光用照明装置
US4273441A (en) Electrophotographic copying apparatus
JP2566299B2 (ja) 明室プリンター
JPH0514276Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS606831Y2 (ja) 照明ランプの支持装置
JPH0576623B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR930005370Y1 (ko) 복사기의 노광량 조절장치
JPS6165227A (ja) 光学機械
JPS6022347Y2 (ja) 複写機等の照明装置
JPH05150381A (ja) 照明装置
JPS5848829Y2 (ja) スリット状照明装置
JP2651539B2 (ja) 複写機の原稿照明装置