JPS63157723U - - Google Patents

Info

Publication number
JPS63157723U
JPS63157723U JP1987173921U JP17392187U JPS63157723U JP S63157723 U JPS63157723 U JP S63157723U JP 1987173921 U JP1987173921 U JP 1987173921U JP 17392187 U JP17392187 U JP 17392187U JP S63157723 U JPS63157723 U JP S63157723U
Authority
JP
Japan
Prior art keywords
reflector
lamp
formula
optical axis
utility
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.)
Pending
Application number
JP1987173921U
Other languages
English (en)
Japanese (ja)
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
Publication of JPS63157723U publication Critical patent/JPS63157723U/ja
Pending 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
    • F21V7/08—Optical design with elliptical curvature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP1987173921U 1978-04-07 1987-11-16 Pending JPS63157723U (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2815171A DE2815171C2 (de) 1978-04-07 1978-04-07 Film- und Fotoaufnahmeleuchte

Publications (1)

Publication Number Publication Date
JPS63157723U true JPS63157723U (enrdf_load_stackoverflow) 1988-10-17

Family

ID=6036440

Family Applications (2)

Application Number Title Priority Date Filing Date
JP4114779A Pending JPS54139723A (en) 1978-04-07 1979-04-06 Cine and photograph taking lamp
JP1987173921U Pending JPS63157723U (enrdf_load_stackoverflow) 1978-04-07 1987-11-16

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP4114779A Pending JPS54139723A (en) 1978-04-07 1979-04-06 Cine and photograph taking lamp

Country Status (5)

Country Link
JP (2) JPS54139723A (enrdf_load_stackoverflow)
DE (1) DE2815171C2 (enrdf_load_stackoverflow)
FR (1) FR2422107A1 (enrdf_load_stackoverflow)
IT (1) IT1117648B (enrdf_load_stackoverflow)
SE (1) SE435869B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3000594A1 (de) * 1980-01-09 1981-07-16 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Film- und fotoaufnahmeleuchte
DE3027774A1 (de) * 1980-07-22 1982-02-18 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Reflektor zur ausleuchtung einer flaeche
US4591953A (en) * 1982-04-28 1986-05-27 Oram John A Operating theatre table light

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1984432U (de) * 1967-09-16 1968-04-25 Boehme Co Dr Ing Kinoleuchte.
US3798668A (en) * 1972-10-05 1974-03-19 Bell & Howell Co Camera light

Also Published As

Publication number Publication date
FR2422107A1 (fr) 1979-11-02
IT1117648B (it) 1986-02-17
JPS54139723A (en) 1979-10-30
IT7967740A0 (it) 1979-04-06
SE435869B (sv) 1984-10-22
DE2815171A1 (de) 1979-10-18
SE7903101L (sv) 1979-10-08
FR2422107B3 (enrdf_load_stackoverflow) 1982-02-05
DE2815171C2 (de) 1987-03-05

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