Mr. Nick Brar Profile

Nick Brar

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Publications (5)

Proceedings Article | 6 October 2023 Presentation

Theory and practice of high-harmonic diffractive surfaces

Thomas Milster, Young-Sik Kim, Nick Brar, Zichan Wang

Proceedings Volume PC12684, PC1268408 (2023) https://doi.org/10.1117/12.2682625

KEYWORDS: Lenses, Design and modelling, Refractive index, Optical properties, Optical path differences, Optical gratings, Glass molding, Fabrication, Diffraction gratings, Diffraction

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Proceedings Article | 5 October 2023 Presentation

Ultralightweight hybrid refractive/diffractive MODE telescopes for space applications

Thomas Milster, Nick Brar, Yingying Zhang, Young-Sik Kim, Heejoo Choi, Marcos Esparza, Daewook Kim, Allen Yi, Yuxin Cai, Geonhee Kim, Daniel Apai

Proceedings Volume PC12677, PC126770G (2023) https://doi.org/10.1117/12.2677762

KEYWORDS: Telescopes, Optical alignment, Space telescopes, Optical fabrication, Lenses, Fabrication, Wavefronts, Stray light, Spectroscopy, Space mirrors

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Proceedings Article | 3 October 2022 Presentation + Paper

Initial testing of a MODE lens telescope

Youngsik Kim, Marcos Esparza, Zichan Wang, Nicholas Brar, Yingying Zhang, Daewook Kim, Heejoo Choi, Daniel Apai, Chuck Fellows, Allen Yi, Yuxin Cai, Geonhee Kim, Hwanjin Choi, Woojong Yeo, Tom Milster

Proceedings Volume 12221, 122210J (2022) https://doi.org/10.1117/12.2633443

KEYWORDS: Telescopes, Diffraction, Lens design, Spherical lenses, Optical instrument design, Optical fabrication, Glasses

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Proceedings Article | 3 October 2022 Presentation + Paper

Stray light analysis and testing of a MODE lens telescope

Youngsik Kim, Marcos Esparza, Zichan Wang, Nicholas Brar, Heejoo Choi, Daewook Kim, Daniel Apai, Tom Milster

Proceedings Volume 12221, 122210F (2022) https://doi.org/10.1117/12.2635495

KEYWORDS: Stray light, Telescopes, Stray light analysis, Ray tracing, Lens design, Cameras, Receivers, Optical testing, Optical fabrication

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Proceedings Article | 3 October 2022 Presentation + Paper

Precision glass molding technology for the MODE lens telescope

Nick Brar, Yingying Zhang, Youngsik Kim, Allen Yi, Yuxin Cai, Geon Hee Kim, Thomas Milster

Proceedings Volume 12221, 122210G (2022) https://doi.org/10.1117/12.2633573

KEYWORDS: Glasses, Glass molding, Precision glass molding, Diffraction gratings, Telescopes, Surface roughness, Diamond turning, Aspheric lenses, Lens design

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