GB1351237A - Illumination apparatus for use in a photographic printing apparatus - Google Patents

Illumination apparatus for use in a photographic printing apparatus

Info

Publication number
GB1351237A
GB1351237A GB1969771*[A GB1969771A GB1351237A GB 1351237 A GB1351237 A GB 1351237A GB 1969771 A GB1969771 A GB 1969771A GB 1351237 A GB1351237 A GB 1351237A
Authority
GB
United Kingdom
Prior art keywords
reflector
original
axis
photographic printing
june
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
GB1969771*[A
Other languages
English (en)
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert 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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of GB1351237A publication Critical patent/GB1351237A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
GB1969771*[A 1970-06-11 1971-06-09 Illumination apparatus for use in a photographic printing apparatus Expired GB1351237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19707021913U DE7021913U (de) 1970-06-11 1970-06-11 Fotografisches kopiergeraet

Publications (1)

Publication Number Publication Date
GB1351237A true GB1351237A (en) 1974-04-24

Family

ID=6612276

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1969771*[A Expired GB1351237A (en) 1970-06-11 1971-06-09 Illumination apparatus for use in a photographic printing apparatus

Country Status (6)

Country Link
US (1) US3734614A (enrdf_load_stackoverflow)
BE (1) BE768367A (enrdf_load_stackoverflow)
CH (1) CH525502A (enrdf_load_stackoverflow)
DE (1) DE7021913U (enrdf_load_stackoverflow)
FR (1) FR2095851A5 (enrdf_load_stackoverflow)
GB (1) GB1351237A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1125355A (en) * 1978-11-17 1982-06-08 Energy Conversion Devices Inc. Imaging apparatus
US4226522A (en) * 1978-11-17 1980-10-07 Energy Conversion Devices, Inc. Imaging device
US4226523A (en) * 1978-11-17 1980-10-07 Energy Conversion Devices, Inc. Imaging device
US4260250A (en) * 1980-04-11 1981-04-07 Energy Conversion Devices, Inc. Imaging apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1788910A (en) * 1926-03-11 1931-01-13 Gen Electric Vapor Lamp Co Mercury arc reflector
GB1080543A (en) * 1964-08-28 1967-08-23 Pavelle Ltd Improvements in or relating to photographic colour printing apparatus
US3427447A (en) * 1966-11-14 1969-02-11 Mc Graw Edison Co Luminaire optical assembly
DE1278219B (de) * 1967-04-28 1968-09-19 Zindler Lumoprint Kg Auflicht-Belichtungsvorrichtung
US3526459A (en) * 1968-05-20 1970-09-01 Dennison Mfg Co Optical illuminating system

Also Published As

Publication number Publication date
FR2095851A5 (enrdf_load_stackoverflow) 1972-02-11
US3734614A (en) 1973-05-22
DE7021913U (de) 1971-03-04
CH525502A (de) 1972-07-15
BE768367A (nl) 1971-12-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees