Mr. Oscar M. Lechuga Profile

Oscar M. Lechuga

Technical Staff at Fresnel Technologies Inc

Area of Expertise:

Optics Manufacturing , Injection/Compression Molding , Technical Staff Member , Diamond Turning , Optical Lens Array Design , Project Management

Publications (6)

Proceedings Article | 17 October 2022 Presentation + Paper

Injection molding of subwavelength structures over a large surface area

Jeanette Miller, Hafez Hemmati, Oscar Lechuga, Nelson Claytor, Richard Claytor, Margaret Fraelich, Martin Hoppe

Proceedings Volume 12219, 1221907 (2022) https://doi.org/10.1117/12.2632859

KEYWORDS: Nanostructures, Polymers, Birefringence, Manufacturing, Diffraction gratings

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Proceedings Article | 4 October 2022 Presentation + Paper

Potential polymer viewing screens for low-energy thermal images

Hafez Hemmati, Jeanette Miller, Meg Fraelich, Richard Claytor, Nelson Claytor, Oscar Lechuga

Proceedings Volume 12219, 122190I (2022) https://doi.org/10.1117/12.2633171

KEYWORDS: Diffusers, Thermography, Surface finishing, Polymers, Infrared radiation, Zemax, Scanning electron microscopy, Mathematical modeling, Infrared imaging, Visible radiation

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Proceedings Article | 20 August 2020 Presentation + Paper

Distinguishing characteristics of diffractive optical elements and Fresnel lenses

A. Guidry, M. Kyrish, L. Stone, M. Fraelich, O. Lechuga, N. Claytor

Proceedings Volume 11487, 1148715 (2020) https://doi.org/10.1117/12.2569208

KEYWORDS: Fresnel lenses, Geometrical optics, Diffractive optical elements, Diffraction, Refraction, Wavefronts, Light scattering, Diffraction gratings, Scattering

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Proceedings Article | 14 September 2018 Presentation + Paper

Metrology of injection molded polymer optics for a commercial VR system

Matthew Kyrish, Jeanette Miller, Margaret Fraelich, Oscar Lechuga, Richard Claytor, Nelson Claytor

Proceedings Volume 10742, 1074213 (2018) https://doi.org/10.1117/12.2325018

KEYWORDS: Lenses, Metrology, Fresnel lenses, Surface roughness, Head-mounted displays, Polymers, Virtual reality, Custom fabrication, Spherical lenses

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Proceedings Article | 17 April 2015 Paper

Quantification of microscopic surface features of single point diamond turned optics with subsequent chemical polishing

Nelson Cardenas, Matthew Kyrish, Daniel Taylor, Margaret Fraelich, Oscar Lechuga, Richard Claytor, Nelson Claytor

Proceedings Volume 9374, 93741I (2015) https://doi.org/10.1117/12.2080228

KEYWORDS: Polishing, Single point diamond turning, Surface finishing, Diamond, Spatial frequencies, Mirrors, Aluminum, Etching, Diamond machining, Diamond turning

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Proceedings Article | 19 October 2012 Paper

Comparison of molded plastics Fresnel lenses with molded plastics nonimaging "cones" for LED collimation

Nelson Claytor, Richard Claytor, Oscar Lechuga

Proceedings Volume 8489, 848907 (2012) https://doi.org/10.1117/12.932474

KEYWORDS: Fresnel lenses, Light emitting diodes, Nonimaging optics, Collimation, Integrated optics, Optics manufacturing, Optical testing, LED lighting, Design for manufacturability, Polymers

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Showing 5 of 6 publications

Conference Committee Involvement (1)

Polymer Optics and Molded Glass Optics: Design, Fabrication, and Materials 2022

22 August 2022 | San Diego, California, United States

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