(19)
(11) EP 2 469 983 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.01.2015 Bulletin 2015/04

(43) Date of publication A2:
27.06.2012 Bulletin 2012/26

(21) Application number: 11193962.5

(22) Date of filing: 16.12.2011
(51) International Patent Classification (IPC): 
H05B 33/08(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 22.12.2010 DE 102010063830
17.03.2011 DE 102011005689

(71) Applicant: Tridonic Jennersdorf GmbH
8380 Jennersdorf (AT)

(72) Inventors:
  • Pachler, Peter
    8042 Graz (AT)
  • Tauterer, Hannes
    8312 Ottendorf (AT)
  • Hochfilzer, Christian
    8010 Graz (AT)

(74) Representative: Rupp, Christian 
Mitscherlich PartmbB Patent- und Rechtsanwälte Sonnenstraße 33
80331 München
80331 München (DE)

   


(54) Spectrum for mesopic vision


(57) The present invention proposes a lighting arrangement comprising a supporting element (2) having at least one blue LED light source (3a) being at least partially covered with colour conversion layer (5a) and designed to emit a light of at least a first wavelength region, and at least one red LED based light source (3b) being designed to emit light of at least a second wavelength region, said blue and red LED light sources (3a,3b) being adapted to mimic a predefined mesopic spectrum, the spectrum having a first intensity peak (11) at a wavelength of 440 to 480nm and a second intensity peak (12) at a wavelength of 600 to 650nm.







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