FR1517480A - Lampe de projection - Google Patents

Lampe de projection

Info

Publication number
FR1517480A
FR1517480A FR101342A FR101342A FR1517480A FR 1517480 A FR1517480 A FR 1517480A FR 101342 A FR101342 A FR 101342A FR 101342 A FR101342 A FR 101342A FR 1517480 A FR1517480 A FR 1517480A
Authority
FR
France
Prior art keywords
projection lamp
lamp
projection
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
FR101342A
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Priority to FR101342A priority Critical patent/FR1517480A/fr
Application granted granted Critical
Publication of FR1517480A publication Critical patent/FR1517480A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • 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
    • F21V7/08—Optical design with elliptical curvature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H01K1/325—Reflecting coating

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR101342A 1967-04-04 1967-04-04 Lampe de projection Expired FR1517480A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR101342A FR1517480A (fr) 1967-04-04 1967-04-04 Lampe de projection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR101342A FR1517480A (fr) 1967-04-04 1967-04-04 Lampe de projection

Publications (1)

Publication Number Publication Date
FR1517480A true FR1517480A (fr) 1968-03-15

Family

ID=8628090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR101342A Expired FR1517480A (fr) 1967-04-04 1967-04-04 Lampe de projection

Country Status (1)

Country Link
FR (1) FR1517480A (fr)

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