DE2346745A1 - Fotografisches sicherheitslicht - Google Patents

Fotografisches sicherheitslicht

Info

Publication number
DE2346745A1
DE2346745A1 DE19732346745 DE2346745A DE2346745A1 DE 2346745 A1 DE2346745 A1 DE 2346745A1 DE 19732346745 DE19732346745 DE 19732346745 DE 2346745 A DE2346745 A DE 2346745A DE 2346745 A1 DE2346745 A1 DE 2346745A1
Authority
DE
Germany
Prior art keywords
plate
housing
safety light
filter
luminescent
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
DE19732346745
Other languages
German (de)
English (en)
Inventor
Douglas Johnson
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
Publication of DE2346745A1 publication Critical patent/DE2346745A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D17/00—Dark-room arrangements not provided for in the preceding groups; Portable dark-rooms
    • 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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/16—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed
    • F21V11/18—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed movable, e.g. flaps, slides
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Filters (AREA)
DE19732346745 1972-09-20 1973-09-17 Fotografisches sicherheitslicht Pending DE2346745A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4344572 1972-09-20

Publications (1)

Publication Number Publication Date
DE2346745A1 true DE2346745A1 (de) 1974-04-04

Family

ID=10428783

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732346745 Pending DE2346745A1 (de) 1972-09-20 1973-09-17 Fotografisches sicherheitslicht

Country Status (2)

Country Link
DE (1) DE2346745A1 (enExample)
FR (1) FR2200551B3 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013007234A1 (de) * 2011-07-12 2013-01-17 Bjb Gmbh & Co. Kg Leuchtmittel mit wenigstens einer organischen, licht emittierenden diode

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357816A1 (fr) * 1976-07-07 1978-02-03 Thezard Jean Pierre Appareil d'eclairage en lumiere inactinique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013007234A1 (de) * 2011-07-12 2013-01-17 Bjb Gmbh & Co. Kg Leuchtmittel mit wenigstens einer organischen, licht emittierenden diode

Also Published As

Publication number Publication date
FR2200551A1 (enExample) 1974-04-19
FR2200551B3 (enExample) 1976-08-20

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