对俄罗斯parus—98 E光电桅杆的基本性能、光学系统原理和瞄准线稳定和控制作了深入说明。
Basic performance, optical system principle, line of sight stabilization and control of parus-98e optronic mast is further described.
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。
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.
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