FR2328216A1 - Systeme de projection enveloppante - Google Patents

Systeme de projection enveloppante

Info

Publication number
FR2328216A1
FR2328216A1 FR7531220A FR7531220A FR2328216A1 FR 2328216 A1 FR2328216 A1 FR 2328216A1 FR 7531220 A FR7531220 A FR 7531220A FR 7531220 A FR7531220 A FR 7531220A FR 2328216 A1 FR2328216 A1 FR 2328216A1
Authority
FR
France
Prior art keywords
screen
degrees
spherical
curvature
centre
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
FR7531220A
Other languages
English (en)
Other versions
FR2328216B1 (fr
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.)
BOUNAN MARTINE
Original Assignee
BOUNAN MARTINE
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 BOUNAN MARTINE filed Critical BOUNAN MARTINE
Priority to FR7531220A priority Critical patent/FR2328216A1/fr
Publication of FR2328216A1 publication Critical patent/FR2328216A1/fr
Application granted granted Critical
Publication of FR2328216B1 publication Critical patent/FR2328216B1/fr
Granted 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/001—Slide projectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Stereoscopic And Panoramic Photography (AREA)
FR7531220A 1975-10-13 1975-10-13 Systeme de projection enveloppante Granted FR2328216A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7531220A FR2328216A1 (fr) 1975-10-13 1975-10-13 Systeme de projection enveloppante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7531220A FR2328216A1 (fr) 1975-10-13 1975-10-13 Systeme de projection enveloppante

Publications (2)

Publication Number Publication Date
FR2328216A1 true FR2328216A1 (fr) 1977-05-13
FR2328216B1 FR2328216B1 (fr) 1979-04-27

Family

ID=9161109

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7531220A Granted FR2328216A1 (fr) 1975-10-13 1975-10-13 Systeme de projection enveloppante

Country Status (1)

Country Link
FR (1) FR2328216A1 (fr)

Also Published As

Publication number Publication date
FR2328216B1 (fr) 1979-04-27

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Legal Events

Date Code Title Description
ST Notification of lapse