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释义
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理学
〔光学成像〕
释
astigmatism
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球面成像系统的初级像差之一。
理学
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释
astigmatism
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在轴外物点沿主光线的细光束锥中,子午面上的子午光束在主轴上的会聚点与弧矢面上的弧矢光束在主轴上的会聚点之间发生位置差异的现象。
Physics
光学、声学
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astigmatism
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>光学>经典光学>释义
astigmatism
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Astronomy
astigmatism
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