FR1285560A - Lens hood for photographic and cinematographic lenses - Google Patents

Lens hood for photographic and cinematographic lenses

Info

Publication number
FR1285560A
FR1285560A FR855838A FR855838A FR1285560A FR 1285560 A FR1285560 A FR 1285560A FR 855838 A FR855838 A FR 855838A FR 855838 A FR855838 A FR 855838A FR 1285560 A FR1285560 A FR 1285560A
Authority
FR
France
Prior art keywords
photographic
lens hood
cinematographic
lenses
cinematographic lenses
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
FR855838A
Other languages
French (fr)
Inventor
Frederik Berthus Archi Prinsen
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.)
Agfa Gevaert NV
Original Assignee
Agfa AG
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 Agfa AG filed Critical Agfa AG
Priority to FR855838A priority Critical patent/FR1285560A/en
Application granted granted Critical
Publication of FR1285560A publication Critical patent/FR1285560A/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
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • 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
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
    • G03B11/045—Lens hoods or shields
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR855838A 1961-03-16 1961-03-16 Lens hood for photographic and cinematographic lenses Expired FR1285560A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR855838A FR1285560A (en) 1961-03-16 1961-03-16 Lens hood for photographic and cinematographic lenses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR855838A FR1285560A (en) 1961-03-16 1961-03-16 Lens hood for photographic and cinematographic lenses

Publications (1)

Publication Number Publication Date
FR1285560A true FR1285560A (en) 1962-02-23

Family

ID=8751003

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855838A Expired FR1285560A (en) 1961-03-16 1961-03-16 Lens hood for photographic and cinematographic lenses

Country Status (1)

Country Link
FR (1) FR1285560A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3117620A1 (en) * 2020-12-15 2022-06-17 thomas perisson Depth of field enhancement device for night vision device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3117620A1 (en) * 2020-12-15 2022-06-17 thomas perisson Depth of field enhancement device for night vision device

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