AT272078B - Breitflächenbeleuchtungsvorrichtung - Google Patents

Breitflächenbeleuchtungsvorrichtung

Info

Publication number
AT272078B
AT272078B AT570065A AT570065A AT272078B AT 272078 B AT272078 B AT 272078B AT 570065 A AT570065 A AT 570065A AT 570065 A AT570065 A AT 570065A AT 272078 B AT272078 B AT 272078B
Authority
AT
Austria
Prior art keywords
lighting device
wide area
area lighting
wide
lighting
Prior art date
Application number
AT570065A
Other languages
English (en)
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of AT272078B publication Critical patent/AT272078B/de

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/16—Illumination arrangements, e.g. positioning of lamps, positioning of reflectors
    • 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
    • F21V11/08—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
    • F21V11/12—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures of slot type
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • 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
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
AT570065A 1964-06-24 1965-06-23 Breitflächenbeleuchtungsvorrichtung AT272078B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US377750A US3270194A (en) 1964-06-24 1964-06-24 Light exposure apparatus

Publications (1)

Publication Number Publication Date
AT272078B true AT272078B (de) 1969-06-25

Family

ID=23490373

Family Applications (1)

Application Number Title Priority Date Filing Date
AT570065A AT272078B (de) 1964-06-24 1965-06-23 Breitflächenbeleuchtungsvorrichtung

Country Status (6)

Country Link
US (1) US3270194A (de)
AT (1) AT272078B (de)
CH (1) CH438029A (de)
DE (1) DE1522783A1 (de)
ES (1) ES314550A1 (de)
GB (1) GB1115928A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1165704B (de) * 1960-04-21 1964-03-19 Alois Schiffmann Dipl Kfm Erdungsvorrichtung fuer Mehrleiter-Hochspannungsanlagen

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3752579A (en) * 1971-06-14 1973-08-14 Pek Inc Light exposure apparatus and method
US3788560A (en) * 1972-10-16 1974-01-29 Gte Sylvania Inc Lighting fixture
US3860903A (en) * 1974-03-26 1975-01-14 Westinghouse Electric Corp High output low brightness ventilated luminaire
DE2634241A1 (de) * 1975-10-06 1977-04-14 Ibm Hochwirksames beleuchtungssystem
US4184763A (en) * 1977-12-12 1980-01-22 Fred B. Handsman Slide printing device
US4168122A (en) * 1978-04-05 1979-09-18 Gte Sylvania Incorporated Light exposure device including specular reflective and light-diffusing surfaces therein
NL7808977A (nl) * 1978-09-01 1978-11-30 Oce Nederland Bv Belichtingsinrichting.
US4277820A (en) * 1979-04-04 1981-07-07 Bostonian Edward T Method and apparatus for converting a ceiling light fixture having a plurality of fluorescent lamps into a single lamp, or two lamp, fixture
GB2211313A (en) * 1987-10-14 1989-06-28 Brother Ind Ltd Exposure apparatus
US4881091A (en) * 1989-03-06 1989-11-14 Polaroid Corporation Data card illumination arrangement
US5058982A (en) * 1989-06-21 1991-10-22 Orbot Systems Ltd. Illumination system and inspection apparatus including same
US5357413A (en) * 1993-05-07 1994-10-18 Mandall Michael C Armored lighting fixture
GB2309087A (en) * 1996-01-10 1997-07-16 Michael Waddingham Photocopiers
GB2349684B (en) * 1996-08-02 2001-01-17 Nordson Corp Lamp assembly
GB2357577B (en) * 1998-06-16 2003-08-20 Orbotech Ltd Illuminator for inspecting substantially flat surfaces
IL131284A (en) 1999-08-05 2003-05-29 Orbotech Ltd Illumination for inspecting surfaces of articles
USD544633S1 (en) * 2004-10-21 2007-06-12 Acuity Brands, Inc. Light fixture
USD545482S1 (en) * 2004-10-21 2007-06-26 Acuity Brands, Inc. Light fixture
USD544634S1 (en) * 2004-10-21 2007-06-12 Acuity Brands, Inc. Light fixture
USD545991S1 (en) * 2004-10-21 2007-07-03 Acuity Brands, Inc. Light fixture housing
USD545992S1 (en) * 2004-10-21 2007-07-03 Acuity Brands, Inc. Light fixture
USD545481S1 (en) * 2004-10-21 2007-06-26 Acuity Brands, Inc. Light fixture
USD545483S1 (en) * 2004-10-21 2007-06-26 Acuity Brands, Inc. Light fixture
USD544993S1 (en) * 2004-10-21 2007-06-19 Acuity Brands, Inc. Light fixture housing
USD545993S1 (en) * 2004-10-21 2007-07-03 Acuity Brands, Inc. Light fixture
USD544992S1 (en) * 2004-10-21 2007-06-19 Acuity Brands, Inc. Light fixture
USD561383S1 (en) * 2006-07-20 2008-02-05 Genlyte Thomas Group, Llc Luminaire lens
USD561930S1 (en) * 2006-07-20 2008-02-12 Genlyte Thomas Group, Llc Luminaire lens
USD561384S1 (en) * 2006-07-25 2008-02-05 Genlyte Thomas Group, Llc Luminaire lens and baffle
USD561931S1 (en) * 2006-07-25 2008-02-12 Genlyte Thomas Group, Llc Luminaire lens and baffle
USD593246S1 (en) * 2008-08-29 2009-05-26 Hubbell Incorporated Full distribution troffer luminaire
USD620190S1 (en) * 2009-02-20 2010-07-20 Focal Point, L.L.C. Lighting fixture
USD636112S1 (en) * 2009-04-30 2011-04-12 Focal Point, L.L.C. Lighting fixture
USD644374S1 (en) * 2009-08-06 2011-08-30 Pinnacle Architectural Lighting, Inc. Lens of a recessed lighting fixture
USD660508S1 (en) * 2010-03-25 2012-05-22 Lg Innotek Co., Ltd. Frame for a ceiling light
EP2622263B1 (de) * 2010-09-30 2014-09-03 Koninklijke Philips N.V. Beleuchtungsvorrichtung und leuchte
USD678597S1 (en) * 2010-11-08 2013-03-19 Cooper Technologies Company Troffer with lens
US9512977B2 (en) * 2012-01-26 2016-12-06 Cree, Inc. Reduced contrast LED lighting system
USD699386S1 (en) * 2013-04-09 2014-02-11 Posco Led Company Ltd. Diffusive flood light plate for lighting apparatus
FI129418B (fi) * 2018-01-30 2022-02-15 Teknoware Oy Valaisinkokoonpano

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021422A (en) * 1960-02-17 1962-02-13 Photogenic Machine Company Photographic light unit
CH366406A (fr) * 1960-08-20 1962-12-31 Infranor Sa Projecteur donnant un éclairement pratiquement uniforme sur une surface rectangulaire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1165704B (de) * 1960-04-21 1964-03-19 Alois Schiffmann Dipl Kfm Erdungsvorrichtung fuer Mehrleiter-Hochspannungsanlagen

Also Published As

Publication number Publication date
GB1115928A (en) 1968-06-06
DE1522783A1 (de) 1969-10-30
CH438029A (de) 1967-06-15
US3270194A (en) 1966-08-30
ES314550A1 (es) 1965-10-01

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