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Incoupling and outcoupling of light from a luminescent rod using a compound parabolic concentrator. / Roelandt, Stijn; Meuret, Youri; de Boer, Dick K.G.; Bruls, Dominique; Van De Voorde, Patrick; Thienpont, Hugo.

In: Opt Eng, Vol. 54, No. 5, 055101, 05.2015.

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Roelandt, Stijn ; Meuret, Youri ; de Boer, Dick K.G. ; Bruls, Dominique ; Van De Voorde, Patrick ; Thienpont, Hugo. / Incoupling and outcoupling of light from a luminescent rod using a compound parabolic concentrator. In: Opt Eng. 2015 ; Vol. 54, No. 5.

BibTeX

@article{98abdc4817074dfa9c7c0ae74b2d125f,
title = "Incoupling and outcoupling of light from a luminescent rod using a compound parabolic concentrator",
abstract = "Secondary optics that allow for the integration of a light-emitting diode (LED)-based luminescent light source into various etendue-limited applications-such as projection systems-are investigated. Using both simulations and experiments, we have shown that the optical efficacy of the luminescent light source can be increased using a collimator. A thorough analysis of the influence of the collimator's refractive index on the optical outcoupling and luminance is investigated and it is shown that it is most optimal to use a refractive index of 1.5. The optimal shape of the collimator is equal to that of a compound parabolic concentrator. Experimental results show that by using a collimator, we can improve the amount of outcoupled light with a factor of 1.8 up to 2.1 depending on the used optical configuration of the LED-based luminescent light source. (C) 2015 Society of Photo-Optical Instrumentation Engineers (SPIE)",
keywords = "SOLAR CONCENTRATORS",
author = "Stijn Roelandt and Youri Meuret and {de Boer}, {Dick K.G.} and Dominique Bruls and {Van De Voorde}, Patrick and Hugo Thienpont",
year = "2015",
month = "5",
doi = "10.1117/1.OE.54.5.055101",
language = "English",
volume = "54",
journal = "Optical Engineering",
issn = "0091-3286",
publisher = "SPIE",
number = "5",

}

RIS

TY - JOUR

T1 - Incoupling and outcoupling of light from a luminescent rod using a compound parabolic concentrator

AU - Roelandt, Stijn

AU - Meuret, Youri

AU - de Boer, Dick K.G.

AU - Bruls, Dominique

AU - Van De Voorde, Patrick

AU - Thienpont, Hugo

PY - 2015/5

Y1 - 2015/5

N2 - Secondary optics that allow for the integration of a light-emitting diode (LED)-based luminescent light source into various etendue-limited applications-such as projection systems-are investigated. Using both simulations and experiments, we have shown that the optical efficacy of the luminescent light source can be increased using a collimator. A thorough analysis of the influence of the collimator's refractive index on the optical outcoupling and luminance is investigated and it is shown that it is most optimal to use a refractive index of 1.5. The optimal shape of the collimator is equal to that of a compound parabolic concentrator. Experimental results show that by using a collimator, we can improve the amount of outcoupled light with a factor of 1.8 up to 2.1 depending on the used optical configuration of the LED-based luminescent light source. (C) 2015 Society of Photo-Optical Instrumentation Engineers (SPIE)

AB - Secondary optics that allow for the integration of a light-emitting diode (LED)-based luminescent light source into various etendue-limited applications-such as projection systems-are investigated. Using both simulations and experiments, we have shown that the optical efficacy of the luminescent light source can be increased using a collimator. A thorough analysis of the influence of the collimator's refractive index on the optical outcoupling and luminance is investigated and it is shown that it is most optimal to use a refractive index of 1.5. The optimal shape of the collimator is equal to that of a compound parabolic concentrator. Experimental results show that by using a collimator, we can improve the amount of outcoupled light with a factor of 1.8 up to 2.1 depending on the used optical configuration of the LED-based luminescent light source. (C) 2015 Society of Photo-Optical Instrumentation Engineers (SPIE)

KW - SOLAR CONCENTRATORS

U2 - 10.1117/1.OE.54.5.055101

DO - 10.1117/1.OE.54.5.055101

M3 - Article

VL - 54

JO - Optical Engineering

JF - Optical Engineering

SN - 0091-3286

IS - 5

M1 - 055101

ER -

ID: 9482925