大口径望远镜波像差的外场检验方法
Acta Photonica Sinica(2012)
Abstract
为在外场环境下对大口径望远镜进行系统波像差的检验,研制了一套具有高探测能力的Shack-Hartmann波前传感器.利用恒星作为光源,对口径1m、焦距11m的大口径望远镜进行了波像差检验实验,测量结果为系统波像差在0.39λ~0.46λRMS之间,且随着俯仰角的增加而增大,主要像差形式为3阶0°像散,与星点检验的结果一致.
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Key words
wavefront error test
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