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单词 spherical aberration
释义 spherical aberration
[`sfir·ǝ·kǝl ´ab·ǝ`rā·shǝn]
OPTICS
Aberration arising from the fact that rays which are initially at different distances from the optical axis come to a focus at different distances along the axis when they are reflected from a spherical mirror or refracted by a lens with spherical surfaces.
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