名詞 optics:

1. the branch of physics that studies the physical properties of light

名詞 optic:

1. the organ of sight
   同義詞：eye, oculus, optic

1. The optic theory originated with Einstein.
   光學(xué)理論是愛因斯坦首創(chuàng)的。
2. He is well versed in the science of optics.
   他精通光學(xué)。

op.tics

n.(used with a sing. verb)Abbr. opt.（名詞）（與單數(shù)動(dòng)詞連用）縮寫 opt.
The branch of physics that deals with light and vision, chiefly the generation, propagation, and detection of electromagnetic radiation having wavelengths greater than x-rays and shorter than microwaves.
光學(xué)：物理學(xué)中，研究光和視覺的一門學(xué)科，主要是研究波長(zhǎng)在X-射線和微波之間的電磁輻射的產(chǎn)生、傳播和識(shí)別