| 释义 |
DictionarySeecommunications satellitelook angle
look angle[′lu̇k ‚aŋ·gəl] (aerospace engineering) The elevation and azimuth at which a particular satellite is predicted to be found at a specified time. (engineering) The solid angle in which an instrument operates effectively, generally used to describe radars, optical instruments, and space radiation detectors. squint angleThe maximum angle away from a missile axis at which the homing head can acquire and lock onto the normal emitting point at significant distance. The homing head can be IR (infrared), radar, or electro-optical. The same as a look angle.
field of view Field of view in a head-up display.i. The angle between two rays passing through the perspective center of a camera lens to two opposite sides of the format.
ii. The total solid angle available when looking through a sight or a head-up display.
iii. The look angle of a seeker. See look angle. |