FR1096668A - Perfectionnement aux projecteurs de lumière à miroir concave - Google Patents

Perfectionnement aux projecteurs de lumière à miroir concave

Info

Publication number
FR1096668A
FR1096668A FR1096668DA FR1096668A FR 1096668 A FR1096668 A FR 1096668A FR 1096668D A FR1096668D A FR 1096668DA FR 1096668 A FR1096668 A FR 1096668A
Authority
FR
France
Prior art keywords
improvement
concave mirror
light projectors
mirror light
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.)
Expired
Application number
Other languages
English (en)
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.)
Maison Breguet SA
Original Assignee
Maison Breguet SA
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 Maison Breguet SA filed Critical Maison Breguet SA
Application granted granted Critical
Publication of FR1096668A publication Critical patent/FR1096668A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/06—Optical design with parabolic curvature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1096668D 1953-12-28 1953-12-28 Perfectionnement aux projecteurs de lumière à miroir concave Expired FR1096668A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1096668T 1953-12-28

Publications (1)

Publication Number Publication Date
FR1096668A true FR1096668A (fr) 1955-06-23

Family

ID=9618268

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1096668D Expired FR1096668A (fr) 1953-12-28 1953-12-28 Perfectionnement aux projecteurs de lumière à miroir concave

Country Status (1)

Country Link
FR (1) FR1096668A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002066890A1 (fr) 2001-02-21 2002-08-29 Koninklijke Philips Electronics N.V. Lampe electrique

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002066890A1 (fr) 2001-02-21 2002-08-29 Koninklijke Philips Electronics N.V. Lampe electrique
US6690102B2 (en) 2001-02-21 2004-02-10 Koninklijke Philips Electronics N.V. Electric lamp

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