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Juan Carlos Minano, Pablo Benitez, Maikel Hernandez, Jose Blen, Ruben Mohedano, Oliver Dross: Free-form lenticular optical elements and their application to condensers and headlamps. Light Prescriptions Innovators, Drinker Biddle & Reath, April 16, 2013: US08419232 (6 worldwide citation)

Some embodiments provide an illumination optical system. The optical system can include a first surface and a second surface. Each of the first and second surfaces can further comprises a multiplicity of corresponding Cartesian-oval lenticulations such that each lenticulation of the first surface fo ...


22
Julio Cesar Chaves, Juan Carlos Minano, William A Parkyn Jr, Waqidi Falicoff, Pablo Benitez, Roberto Alvarez, Oliver Dross: LED luminance-enhancement and color-mixing by rotationally multiplexed beam-combining. Light Prescriptions Innovators, Thomas F Lebens, Sinsheimer Juhnke Lebens & McIvor, September 21, 2010: US07798675 (5 worldwide citation)

The present embodiments provide methods and systems for use in providing enhanced illumination. Some embodiments include at least two light sources and one or more smoothly rotating wheels, where the one or more wheels comprises at least one mirror sector, the circumferential portion of the mirror s ...


23
Julio C Chaves, Waqidi Falicoff, Juan C Minaño, Pablo Benitez, Oliver Dross, William A Parkyn Jr: Optical devices. Light Prescriptions Innovators, Drinker Biddle & Reath, July 13, 2010: US07755838 (5 worldwide citation)

An optical manifold for efficiently combining a plurality of blue LED outputs to illuminate a phosphor for a single, substantially homogeneous output, in a small, cost-effective package. Embodiments are disclosed that use a single or multiple LEDs and a remote phosphor, and an intermediate wavelengt ...


24
Pablo Benitez, Juan Carlos Miñano, Maikel Hernandez, Aleksandra Cvetkovic, William A Parkyn Jr: Optical concentrator, especially for solar photovoltaics. Light Prescriptions Innovators, Drinker Biddle & Reath, January 24, 2012: US08101855 (5 worldwide citation)

In one embodiment of a solar concentrator, a tailored aspheric lens augments the solar-concentrator performance of a concave mirror, widening its acceptance angle for easier solar tracking, making it more cost-competitive for ultra-large arrays. The molded-glass secondary lens also includes a short ...


25
Juan Carlos Miñano, Pablo Benitez: Reflectors made of linear grooves. Light Prescriptions Innovators, Drinker Biddle & Reath, January 10, 2012: US08094393 (5 worldwide citation)

An embodiment of a method of designing a grooved reflector comprises selecting two given wavefronts; and designing two surfaces meeting at an edge to form a groove such that the rays of each of the given wavefront become rays of a respective one of the given wavefronts after a reflection at each of ...


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Pablo Benitez, Juan Carlos Minano, Maikel Hernandez, Jose Blen, Ruben Mohedano, Oliver Dross: Multi-junction solar cells with a homogenizer system and coupled non-imaging light concentrator. Light Prescriptions Innovators, Drinker Biddle & Reath, January 21, 2014: US08631787 (3 worldwide citation)

The present embodiments provide methods and systems to homogenize illumination on a target. Some embodiments provide rotational symmetric dual-reflector solar concentrators that include a concave primary reflector with an aim-direction directed toward the sun to receive optical radiation in a far-fi ...


27
Juan Carlos Miñano, Pablo Benitez: Reflectors made of linear grooves. Light Prescriptions Innovators, Drinker Biddle & Reath, August 7, 2012: US08238050 (1 worldwide citation)

An embodiment of a method of designing a grooved reflector comprises selecting two given wavefronts; and designing two surfaces meeting at an edge to form a groove such that the rays of each of the given wavefront become rays of a respective one of the given wavefronts after a reflection at each of ...


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Waqidi Falicoff, Julio C Chaves, Pablo Benitez, Juan Carlos Miñano, William A Parkyn Jr: LED luminance-augmentation via specular retroreflection, including collimators that escape the étendue limit. Drinker Biddle & Reath, January 25, 2011: US07874704 (1 worldwide citation)

The diffuse reflectivity of an LED source is utilized to recycle some of its emission, thereby enabling a luminaire to escape the étendue limit. Retroreflectors intercept the rays destined for the outer part of the luminaire aperture, which can then be truncated. The resulting smaller aperture has t ...


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Pablo Benitez, Robert E Grip, Juan C Minano, Authi A Narayanan, Adam Plesniak, Joel A Schwartz: Enclosed, off-axis solar concentrator. The Boeing Company, John A Lepore, November 26, 2013: US08592673 (1 worldwide citation)

A solar concentrator including a housing having a receiving wall, a reflecting wall and at least two end walls, the receiving, reflecting and end walls defining a three-dimensional volume having an inlet, wherein a vertical axis of the housing is generally perpendicular to the inlet, a receiver moun ...


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Pablo Benitez, Oliver Dross, Maikel Hernandez, Juan Carlos Minano: Shell integrator. Light Prescriptions Innovators, Drinker Biddle & Reath, February 21, 2017: US09574735 (1 worldwide citation)

A luminaire has a light source and a shell integrator. The shell integrator has a transparent dome over the light source, with inner and outer surfaces formed as arrays of lenslets. Each lenslet of the inner surface images the light source onto a respective lenslet of the outer surface, and each len ...