GB2019020B - Determining exposure - Google Patents

Determining exposure

Info

Publication number
GB2019020B
GB2019020B GB7916067A GB7916067A GB2019020B GB 2019020 B GB2019020 B GB 2019020B GB 7916067 A GB7916067 A GB 7916067A GB 7916067 A GB7916067 A GB 7916067A GB 2019020 B GB2019020 B GB 2019020B
Authority
GB
United Kingdom
Prior art keywords
determining exposure
exposure
determining
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
GB7916067A
Other versions
GB2019020A (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB7916067A priority Critical patent/GB2019020B/en
Publication of GB2019020A publication Critical patent/GB2019020A/en
Application granted granted Critical
Publication of GB2019020B publication Critical patent/GB2019020B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F5/00—Screening processes; Screens therefor
    • G03F5/02—Screening processes; Screens therefor by projection methods
    • 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
    • G03B27/323—Copying cameras
    • 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
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dot-Matrix Printers And Others (AREA)
GB7916067A 1979-05-09 1979-05-09 Determining exposure Expired GB2019020B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7916067A GB2019020B (en) 1979-05-09 1979-05-09 Determining exposure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7916067A GB2019020B (en) 1979-05-09 1979-05-09 Determining exposure

Publications (2)

Publication Number Publication Date
GB2019020A GB2019020A (en) 1979-10-24
GB2019020B true GB2019020B (en) 1982-12-15

Family

ID=10505037

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7916067A Expired GB2019020B (en) 1979-05-09 1979-05-09 Determining exposure

Country Status (1)

Country Link
GB (1) GB2019020B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2481817A1 (en) * 1980-04-30 1981-11-06 Bbgr Sa APPARATUS FOR PHOTOGRAPHIC REPRODUCTION OF ALL OR PART OF ANY DOCUMENT, ESPECIALLY SLIDE

Also Published As

Publication number Publication date
GB2019020A (en) 1979-10-24

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee