FR388415A - Dispositif inverseur pour projections cinématographiques - Google Patents

Dispositif inverseur pour projections cinématographiques

Info

Publication number
FR388415A
FR388415A FR388415DA FR388415A FR 388415 A FR388415 A FR 388415A FR 388415D A FR388415D A FR 388415DA FR 388415 A FR388415 A FR 388415A
Authority
FR
France
Prior art keywords
inverter device
cinematographic
projections
cinematographic projections
inverter
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
Other languages
English (en)
Inventor
Emile Pipon
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR388415A publication Critical patent/FR388415A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0972—Prisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR388415D 1908-03-21 1908-03-21 Dispositif inverseur pour projections cinématographiques Expired FR388415A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR388415T 1908-03-21

Publications (1)

Publication Number Publication Date
FR388415A true FR388415A (fr) 1908-08-12

Family

ID=1434090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR388415D Expired FR388415A (fr) 1908-03-21 1908-03-21 Dispositif inverseur pour projections cinématographiques

Country Status (1)

Country Link
FR (1) FR388415A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442564A (en) * 1942-05-06 1948-06-01 Heyer Don Device for camera or projector lenses for producing reversed images
US2470277A (en) * 1946-10-25 1949-05-17 Sun Chemical Corp Optical lens unit with image reversing means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442564A (en) * 1942-05-06 1948-06-01 Heyer Don Device for camera or projector lenses for producing reversed images
US2470277A (en) * 1946-10-25 1949-05-17 Sun Chemical Corp Optical lens unit with image reversing means

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