angle of incidence (optics)

under zero angle of incidence

angle of incidence

electro-optics

direct-view optics (DVO)

incidence of hot spots

collimated optics

incidence curve

physical optics method

stereo-optics for image interpretation

cleaning kit for rifle and optics

blind angle / dead angle

aiming angle

angle of approach

angle of bank

angle of dive

angle of elevation (A/E)

angle of extreme range

angle of fall

angle of fire

angle of impact

angle of site (A/S)

angle of sweep

approach angle

bearing grid angle

breakover angle

depart angle

glide angle

grid magnetic angle

high vertical inclination angle

high-angle fire

hour angle

low-angle fire