CH275465A - Apparecchio fotografico con esposimetro in esso incorporato. - Google Patents

Apparecchio fotografico con esposimetro in esso incorporato.

Info

Publication number
CH275465A
CH275465A CH275465DA CH275465A CH 275465 A CH275465 A CH 275465A CH 275465D A CH275465D A CH 275465DA CH 275465 A CH275465 A CH 275465A
Authority
CH
Switzerland
Prior art keywords
camera
built
light meter
meter
light
Prior art date
Application number
Other languages
English (en)
Inventor
Carini Ambrogio
Original Assignee
Carini Ambrogio
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 Carini Ambrogio filed Critical Carini Ambrogio
Publication of CH275465A publication Critical patent/CH275465A/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/12—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using wholly visual means
    • G01J1/14—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using wholly visual means using comparison with a surface of graded brightness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
CH275465D 1948-06-24 1949-06-08 Apparecchio fotografico con esposimetro in esso incorporato. CH275465A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT275465X 1948-06-24

Publications (1)

Publication Number Publication Date
CH275465A true CH275465A (it) 1951-05-31

Family

ID=11221875

Family Applications (1)

Application Number Title Priority Date Filing Date
CH275465D CH275465A (it) 1948-06-24 1949-06-08 Apparecchio fotografico con esposimetro in esso incorporato.

Country Status (1)

Country Link
CH (1) CH275465A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760700A (en) * 1971-12-14 1973-09-25 W Hahn Single-lens reflex camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760700A (en) * 1971-12-14 1973-09-25 W Hahn Single-lens reflex camera

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