EP 3851737 A1 20210721 - LED RETROFIT WITH OPTICAL COMPONENT
Title (en)
LED RETROFIT WITH OPTICAL COMPONENT
Title (de)
LED-NACHRÜSTUNG MIT OPTISCHER KOMPONENTE
Title (fr)
POST-CÂBLAGE À DEL AVEC COMPOSANT OPTIQUE
Publication
Application
Priority
EP 20152656 A 20200120
Abstract (en)
According to the invention a lighting device (1) is provided comprising:- a mounting section (18) comprising a first mounting face (18a) and a second mounting face (18b) arranged at an angle with respect to the first mounting face (18a);- a first light emitting element (11a, 11b, 11c, 11d, 11e) arranged on the first mounting face (18a) and a second light emitting element (11a, 11b, 11c, 11d, 11e) arranged on the second mounting face (18b); and- an optical component (31, 40, 50) configured to adjust a ratio of an intensity of light emitted from the first and second light emitting elements (11a, 11b, 11c, 11d, 11e) in a first lighting direction (153) to an intensity of light emitted from the first and second light emitting elements (11a, 11b, 11c, 11d, 11e) in a second lighting direction (151, 155), wherein the second lighting direction (151, 155) is along a surface normal of the first (18a) or second (18b) mounting face, and the first lighting direction (153) is at an angle with respect to the second lighting direction (151, 155).The invention also provides an automotive headlight with such lighting device (1).
IPC 8 full level
F21S 41/147 (2018.01); F21K 9/23 (2016.01); F21K 9/232 (2016.01); F21S 41/151 (2018.01); F21S 41/43 (2018.01)
CPC (source: EP)
F21K 9/232 (2016.07); F21S 41/147 (2017.12); F21S 41/151 (2017.12); F21S 41/43 (2017.12)
Citation (search report)
- [XAYI] US 2003227774 A1 20031211 - MARTIN PAUL S [US], et al
- [Y] WO 2017036900 A1 20170309 - LUMILEDS HOLDING BV [NL]
- [X] WO 2012147024 A1 20121101 - KONINKL PHILIPS ELECTRONICS NV [NL], et al
- [X] WO 2015091462 A1 20150625 - KONINKL PHILIPS NV [NL]
- [X] EP 2037167 A2 20090318 - KOITO MFG CO LTD [JP]
Designated contracting state (EPC)
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 state (EPC)
BA ME
DOCDB simple family (publication)
DOCDB simple family (application)
EP 20152656 A 20200120