FR662374A - Réflecteur de lumière - Google Patents

Réflecteur de lumière

Info

Publication number
FR662374A
FR662374A FR662374DA FR662374A FR 662374 A FR662374 A FR 662374A FR 662374D A FR662374D A FR 662374DA FR 662374 A FR662374 A FR 662374A
Authority
FR
France
Prior art keywords
light reflector
reflector
light
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
Georges Avril
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 filed Critical
Application granted granted Critical
Publication of FR662374A publication Critical patent/FR662374A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/126—Reflex reflectors including curved refracting surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR662374D 1928-10-16 1928-10-16 Réflecteur de lumière Expired FR662374A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR662374T 1928-10-16

Publications (1)

Publication Number Publication Date
FR662374A true FR662374A (fr) 1929-08-06

Family

ID=9011478

Family Applications (1)

Application Number Title Priority Date Filing Date
FR662374D Expired FR662374A (fr) 1928-10-16 1928-10-16 Réflecteur de lumière

Country Status (1)

Country Link
FR (1) FR662374A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2498426A (en) * 1947-03-24 1950-02-21 Roy W Johnson Catadioptric reflex reflecting lens
DE1047684B (de) * 1955-11-03 1958-12-24 Siemens Ag Optische Anordnung fuer Lichtsignale, im besonderen Tageslichtsignale, mit Streuscheiben und Tiefenstreuspiegeln

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2498426A (en) * 1947-03-24 1950-02-21 Roy W Johnson Catadioptric reflex reflecting lens
DE1047684B (de) * 1955-11-03 1958-12-24 Siemens Ag Optische Anordnung fuer Lichtsignale, im besonderen Tageslichtsignale, mit Streuscheiben und Tiefenstreuspiegeln

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