aplanat

名词 n.
中文释义

英文释义

名词 n.
  1. A lens that has been corrected for spherical aberration and coma in order to produce a rectilinear image.
    — For comparison, an aplanat of a focus catalogued at 16 inches, actually found by experiment to have a focus of 16 11-16 inches, was used.

词形变化

aplanats plural
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