Molding error and its compensation in multi-order diffractive lens segmented telescope assembly

Youngsik Kim; Yingying Zhang; Tom Milster

doi:10.1364/OFT.2021.OTu5B.3

OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT)
OSA Technical Digest (Optica Publishing Group, 2021),
paper OTu5B.3
•https://doi.org/10.1364/OFT.2021.OTu5B.3

Molding error and its compensation in multi-order diffractive lens segmented telescope assembly

Youngsik Kim, Yingying Zhang, and Tom Milster

Optical Fabrication and Testing 2021

Washington, DC United States
27 June–1 July 2021
ISBN: 978-1-943580-88-0

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Optical Lens Molding (OTu5B)

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Y. Kim, Y. Zhang, and T. Milster, "Molding error and its compensation in multi-order diffractive lens segmented telescope assembly," in OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT), F. Capasso, W. Chen, P. Dainese, J. Fan, J. DeGroote Nelson, F. Duerr, J. Rogers, J. Rolland, P. Clark, R. Pfisterer, H. Rehn, S. Thibault, M. Jenkins, D. Wook Kim, and N. Trela-McDonald, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper OTu5B.3.

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Abstract

Multi-order diffractive engineered lens can be constructed with segmented lenses to provide a ultralightweight telescope. The methods to compensate segmented lens errors through its glass molding process to achieve diffraction-limited performance are discussed.

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