FR2364471A1 - Prisme annulaire - Google Patents

Prisme annulaire

Info

Publication number
FR2364471A1
FR2364471A1 FR7727060A FR7727060A FR2364471A1 FR 2364471 A1 FR2364471 A1 FR 2364471A1 FR 7727060 A FR7727060 A FR 7727060A FR 7727060 A FR7727060 A FR 7727060A FR 2364471 A1 FR2364471 A1 FR 2364471A1
Authority
FR
France
Prior art keywords
annular prism
prism
annular
concentric elements
film projectors
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.)
Granted
Application number
FR7727060A
Other languages
English (en)
French (fr)
Other versions
FR2364471B3 (https=
Inventor
Silas Brewer
Barry Broome
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.)
Ringprism Pty Ltd
Original Assignee
Ringprism Pty Ltd
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 Ringprism Pty Ltd filed Critical Ringprism Pty Ltd
Publication of FR2364471A1 publication Critical patent/FR2364471A1/fr
Application granted granted Critical
Publication of FR2364471B3 publication Critical patent/FR2364471B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
    • G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
    • G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
FR7727060A 1976-09-13 1977-09-07 Prisme annulaire Granted FR2364471A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU733876 1976-09-13

Publications (2)

Publication Number Publication Date
FR2364471A1 true FR2364471A1 (fr) 1978-04-07
FR2364471B3 FR2364471B3 (https=) 1980-06-13

Family

ID=3698004

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7727060A Granted FR2364471A1 (fr) 1976-09-13 1977-09-07 Prisme annulaire

Country Status (7)

Country Link
JP (1) JPS5359421A (https=)
AU (1) AU2829777A (https=)
DE (1) DE2740146A1 (https=)
FR (1) FR2364471A1 (https=)
GB (1) GB1545339A (https=)
IT (1) IT1116106B (https=)
NL (1) NL7710045A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116360023A (zh) * 2023-05-12 2023-06-30 金华市蓝海光电技术有限公司 控制光线偏转的非均匀环型棱镜及其激光雷达应用结构

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1416216A (en) * 1972-10-04 1975-12-03 Ringprism Pty Ltd Ring prism and a film projector incorporating such a prism formamidines and their use in pest control

Also Published As

Publication number Publication date
DE2740146A1 (de) 1978-03-16
NL7710045A (nl) 1978-03-15
IT1116106B (it) 1986-02-10
AU2829777A (en) 1979-03-01
FR2364471B3 (https=) 1980-06-13
JPS5359421A (en) 1978-05-29
GB1545339A (en) 1979-05-10

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