Fabrication of an off-axis lightweight aspheric mirror

Ligong Zheng; Xuejun Zhang; Haobo Cheng; Fengdong Zhang

doi:10.1117/12.481743

5 September 2002 Fabrication of an off-axis lightweight aspheric mirror

Ligong Zheng, Xuejun Zhang, Haobo Cheng, Fengdong Zhang

Proceedings Volume 4921, Optical Manufacturing Technologies; (2002) https://doi.org/10.1117/12.481743
Event: Photonics Asia, 2002, Shanghai, China

Abstract

A method of fabricating an off-axis, lightweighting aspheric mirror is described, and its final results is given. The rectangle aperture of the mirror is 590mmx210mm, and its lightweighting rate is 50%. The final accuracy reached up to λ/40 RMS where λ equals to 632.8nm.

Citation Download Citation

Ligong Zheng, Xuejun Zhang, Haobo Cheng, and Fengdong Zhang "Fabrication of an off-axis lightweight aspheric mirror", Proc. SPIE 4921, Optical Manufacturing Technologies, (5 September 2002); https://doi.org/10.1117/12.481743

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