Background

To learn optics, some glossary taken down

QA

Wht candela can be in SI ? https://physics.stackexchange.com/questions/183210/why-is-the-candela-a-base-unit-of-the-si

Aperture stop and field stop https://www.youtube.com/watch?v=_jKHejk45Sg

Ray optics

Refraction 折射

Apex angle （棱镜）顶角

deviation angle 偏转角

TIR(total internal reflection) 全反射

incident ray 入射光

refracative index 折射率

anamorphic prism pair. 扩束镜

spectrometer 分光计

NA(numerical aperture) : https://www.rp-photonics.com/numerical_aperture.html

paraxial: 傍轴

aberrations: 畸变

Spherical mirrors: 球面镜

Pole(vertex):  光心

Power of a mirror : p = 1 / f

transverse(lateral) magnification

Longitudinal magnification