GB1306348A - - Google Patents

Info

Publication number
GB1306348A
GB1306348A GB1306348DA GB1306348A GB 1306348 A GB1306348 A GB 1306348A GB 1306348D A GB1306348D A GB 1306348DA GB 1306348 A GB1306348 A GB 1306348A
Authority
GB
United Kingdom
Prior art keywords
heading
april
lenses
relate
description
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 GB1306348A publication Critical patent/GB1306348A/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
    • G03B27/34—Means for automatic focusing therefor
    • G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage
    • G03B27/40—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage adapted for use with lenses of different focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Ink Jet (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB1306348D 1971-04-26 1971-04-26 Expired GB1306348A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1139371 1971-04-26

Publications (1)

Publication Number Publication Date
GB1306348A true GB1306348A (enExample) 1973-02-07

Family

ID=9985412

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1306348D Expired GB1306348A (enExample) 1971-04-26 1971-04-26

Country Status (1)

Country Link
GB (1) GB1306348A (enExample)

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Legal Events

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