a. 散光的, 矫正散光的

[计] 象散

[医] 散光的

[ adj ]
of or relating to a defect in the eye or in a lens caused by a deviation from spherical curvature which prevents light rays from meeting at a common focus and so results in distorted images
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Astigmatic \As`tig*mat"ic\, a. (Med. & Opt.)
Affected with, or pertaining to, astigmatism; as, astigmatic
eyes; also, remedying astigmatism; as, astigmatic lenses.