Free Space Optics (FSO) has become a viable, high bandwidth wireless alternative to fiber optic cabling.
自由空间光通信已经成为一种可行的、宽带宽的无线通信方式。
2
The variational momentum of the zero position is that the sighting line of object space changing quantity after the fire, is the quantitative evaluation target of the optic aiming device.
零位走动量即瞄准线射击前后变化量，是光学瞄具稳定性定量评价指标。
3
It is significative to the application of fiber optic in the space.