光瞳 meaning in English
pupil
◇光瞳光度计 iris-photometer
Examples
- When the radius of the beam waist is twice bigger than that of the pupil , the image quality is almost invariant
当束腰半径2倍于光瞳半径以上时，成像质量几乎不受高斯光束的影响。 - The relation between form errors of the flat mirror under test and wave - front aberrations , i . e . , influence function , can be obtained through sampling the pupil plane
摘要通过在光瞳面上取点的方法，找出被检平面镜面形误差与检验系统波像差之间的相互关系，即影响函数。