IT945578B - Perfezionamento nei mirini o visori per apparecchi fotografici - Google Patents

Perfezionamento nei mirini o visori per apparecchi fotografici

Info

Publication number
IT945578B
IT945578B IT5490871A IT5490871A IT945578B IT 945578 B IT945578 B IT 945578B IT 5490871 A IT5490871 A IT 5490871A IT 5490871 A IT5490871 A IT 5490871A IT 945578 B IT945578 B IT 945578B
Authority
IT
Italy
Prior art keywords
photographics
viewers
views
improvement
Prior art date
Application number
IT5490871A
Other languages
English (en)
Italian (it)
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Application granted granted Critical
Publication of IT945578B publication Critical patent/IT945578B/it

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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Viewfinders (AREA)
  • Lenses (AREA)
  • Cameras Adapted For Combination With Other Photographic Or Optical Apparatuses (AREA)
IT5490871A 1970-12-31 1971-12-21 Perfezionamento nei mirini o visori per apparecchi fotografici IT945578B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10325970A 1970-12-31 1970-12-31

Publications (1)

Publication Number Publication Date
IT945578B true IT945578B (it) 1973-05-10

Family

ID=22294230

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5490871A IT945578B (it) 1970-12-31 1971-12-21 Perfezionamento nei mirini o visori per apparecchi fotografici

Country Status (9)

Country Link
JP (1) JPS5539813B1 (Direct)
AU (1) AU469594B2 (Direct)
CA (1) CA995044A (Direct)
CH (1) CH546961A (Direct)
DE (1) DE2163927C3 (Direct)
FR (1) FR2121169A5 (Direct)
GB (1) GB1369079A (Direct)
IT (1) IT945578B (Direct)
NL (1) NL174764C (Direct)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3504960A (en) * 1966-10-11 1970-04-07 Xerox Corp Sagittal ray aperture stop

Also Published As

Publication number Publication date
FR2121169A5 (Direct) 1972-08-18
AU3674171A (en) 1973-06-14
DE2163927A1 (de) 1972-07-20
DE2163927B2 (de) 1980-09-25
NL174764B (nl) 1984-03-01
CA995044A (en) 1976-08-17
AU469594B2 (en) 1976-02-19
JPS5539813B1 (Direct) 1980-10-14
GB1369079A (en) 1974-10-02
CH546961A (de) 1974-03-15
NL7118133A (Direct) 1972-07-04
NL174764C (nl) 1984-08-01
DE2163927C3 (de) 1981-08-27

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