GB1229048A - - Google Patents

Info

Publication number
GB1229048A
GB1229048A GB1229048DA GB1229048A GB 1229048 A GB1229048 A GB 1229048A GB 1229048D A GB1229048D A GB 1229048DA GB 1229048 A GB1229048 A GB 1229048A
Authority
GB
United Kingdom
Prior art keywords
mirror
aug
assembly
copying apparatus
slots
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
Other languages
English (en)
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 filed Critical
Publication of GB1229048A publication Critical patent/GB1229048A/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
    • G03B27/522—Projection optics

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
GB1229048D 1968-08-22 1968-08-22 Expired GB1229048A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4016168 1968-08-22

Publications (1)

Publication Number Publication Date
GB1229048A true GB1229048A (enExample) 1971-04-21

Family

ID=10413489

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1229048D Expired GB1229048A (enExample) 1968-08-22 1968-08-22

Country Status (1)

Country Link
GB (1) GB1229048A (enExample)

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GB1229048A (enExample)
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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees