optical

optical
adjective
  1. of or relating to sight, especially in relation to the physical action of light
    (尤指与光的物理运动相关)(与)视觉(有关)的
    optical illusions.
    视错觉,光幻觉。
    ■constructed to assist sight
    有助于视力的
    an optical aid.
    助视器,眼镜。
    ■devised on the principles of optics
    光学的
  2. (Physics)operating in or employing the visible part of the electromagnetic spectrum
    (物理)(使用或工作于)可见光谱区的
    optical telescopes.
    光学望远镜。
    ■(Electronics)(of a device) requiring electromagnetic radiation for its operation
    (电子)(装置)光电的
    integrated optical circuits.
    集成光电路。
派生
optically
adverb
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