几何光学
geometrical optics

光学     light, optics,光学的a. optic, optical

光源     light source, photosource, luminaire

光斑       flare, light spot

光线       light ray

光线成象   image formation by rays

光线的发散 divergence of beam

光束       light beam

光束偏转   optical beam deflection

光束强度   beam intensity

光束中心   beam center

光心       optical centre

直线传播   rectilinear propagation

        shadow

日食       solar eclipse, eclipse of the sun

月食       eclipse of the moon, lunar eclipse

日蚀       solar eclipse

光速       velocity of light

光的强度   intensity of light

光的透射   optical transmission

光的吸收   absorption of light

光的干涉   interference of light

反射 reflection, reflex, reflexion, bounce-back

反射波     reflected wave

反射材料   reflecting material

全反射     total reflection

全反射角   angle of total reflection

全反射棱镜 total reflection prism

折射       refract, refraction

折射现象   refraction effect

折射成象   dioptric imaging

折射常数   refraction constant

反射成像   catoptric imaging

折射的   a. refractive, dioptric

折射定律   law of refraction

折射光     refracted light

反射定律   law of reflection

反射法     reflection method

反射光     reflectance light

折射现象   refraction effect

法线       normal

入射光线   incident ray

入射角     angle of incidence,

incidence angle, incident angle

反射角     angle of reflection

折射角     refraction angle, refracting angle, angle of refraction

介质       medium

界面       boundary plane

平面镜     plane mirror

凸镜       convex mirror

凹镜       concave mirror

成像       imagery,  image formation

透镜       lens

凸透镜     convex lens

凹透镜     concave lens

焦点       focal point, focus

主轴       principal axis

焦距       focus

象距            image distance

折射率     index of refraction

          refracting power,  refractive index

全反射     total reflection

临界角     critical angle

海市蜃楼   mirage

光密媒质   optically denser medium

光疏媒质   optically thinner medium

棱镜       prism

三棱镜     prism glass

色散       dispersion

散射       scattering