IT1170792B - Dispositivo di illuminazione per un apparecchio di stampa fotografica - Google Patents

Dispositivo di illuminazione per un apparecchio di stampa fotografica

Info

Publication number
IT1170792B
IT1170792B IT47983/81A IT4798381A IT1170792B IT 1170792 B IT1170792 B IT 1170792B IT 47983/81 A IT47983/81 A IT 47983/81A IT 4798381 A IT4798381 A IT 4798381A IT 1170792 B IT1170792 B IT 1170792B
Authority
IT
Italy
Prior art keywords
lighting device
printing apparatus
photographic printing
photographic
lighting
Prior art date
Application number
IT47983/81A
Other languages
English (en)
Other versions
IT8147983A0 (it
Inventor
John Bruce Ikin
Neale Denis Manktelow
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of IT8147983A0 publication Critical patent/IT8147983A0/it
Application granted granted Critical
Publication of IT1170792B publication Critical patent/IT1170792B/it

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
    • G03B27/545—Lamp housings; Illuminating means for enlargers
    • G03B27/547—Lamp housings; Illuminating means for enlargers colour mixing heads

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
IT47983/81A 1980-03-12 1981-03-10 Dispositivo di illuminazione per un apparecchio di stampa fotografica IT1170792B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8008365 1980-03-12

Publications (2)

Publication Number Publication Date
IT8147983A0 IT8147983A0 (it) 1981-03-10
IT1170792B true IT1170792B (it) 1987-06-03

Family

ID=10512039

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47983/81A IT1170792B (it) 1980-03-12 1981-03-10 Dispositivo di illuminazione per un apparecchio di stampa fotografica

Country Status (3)

Country Link
US (1) US4372678A (it)
JP (1) JPS56133730A (it)
IT (1) IT1170792B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6614596B2 (en) * 2001-07-25 2003-09-02 Mitutoyo Corporation Systems and methods for increasing illumination density within a field of view of an imaging system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2985062A (en) * 1956-06-20 1961-05-23 Pako Corp Photographic printing apparatus
US3897147A (en) * 1974-03-20 1975-07-29 Simon Peter Lamphouse assembly for photographic printers and enlargers
GB1552459A (en) * 1976-07-26 1979-09-12 Durst Uk Ltd Ullumination system for a photographic copying apparatus
US4129372A (en) * 1976-08-17 1978-12-12 Vivitar Corporation Light mixing apparatus and photographic enlarger embodying same

Also Published As

Publication number Publication date
US4372678A (en) 1983-02-08
JPS56133730A (en) 1981-10-20
IT8147983A0 (it) 1981-03-10

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