ATA299376A - Scharfenindikator - Google Patents

Scharfenindikator

Info

Publication number
ATA299376A
ATA299376A AT299376A AT299376A ATA299376A AT A299376 A ATA299376 A AT A299376A AT 299376 A AT299376 A AT 299376A AT 299376 A AT299376 A AT 299376A AT A299376 A ATA299376 A AT A299376A
Authority
AT
Austria
Prior art keywords
focus indicator
focus
indicator
Prior art date
Application number
AT299376A
Other languages
English (en)
Other versions
AT344002B (de
Inventor
Jean Thevenaz
Original Assignee
Bolex Int Sa
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 Bolex Int Sa filed Critical Bolex Int Sa
Publication of ATA299376A publication Critical patent/ATA299376A/de
Application granted granted Critical
Publication of AT344002B publication Critical patent/AT344002B/de

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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/24—Focusing screens
    • G03B13/28—Image-splitting devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Viewfinders (AREA)
AT299376A 1976-02-03 1976-04-23 Scharfenindikator AT344002B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH133976A CH592892A5 (en) 1976-02-03 1976-02-03 Prism raster for camera objective focussing display - comprising two transparent plates with prism elements on facing surfaces (OE 15.10.77)

Publications (2)

Publication Number Publication Date
ATA299376A true ATA299376A (de) 1977-10-15
AT344002B AT344002B (de) 1978-06-26

Family

ID=4208163

Family Applications (1)

Application Number Title Priority Date Filing Date
AT299376A AT344002B (de) 1976-02-03 1976-04-23 Scharfenindikator

Country Status (3)

Country Link
AT (1) AT344002B (de)
CH (1) CH592892A5 (de)
DE (1) DE7702061U1 (de)

Also Published As

Publication number Publication date
DE7702061U1 (de) 1977-04-28
CH592892A5 (en) 1977-11-15
AT344002B (de) 1978-06-26

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee