Basic performance, optical system principle, line of sight stabilization and control of parus-98e optronic mast is further described.

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。

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Based on the assumption of single-scattering, atmospheric propagation model of non-line-of-sight optical scattering communication system is studied.

利用大气对光的散射作用可以实现非视线通信。在单次散射假定下，研究了非视线光散射通信系统的大气传输模型。

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The line-of-sight stabilization with high-accuracy is the chief specification and key technology of electro-optical stabilized sighting system.

瞄准线高精度稳定是机载光电稳瞄系统的主要指标和关键技术。

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The galactic centre can only be observed at certain wavelengths - such as X-rays - because large amounts of dust lie in our line of sight, blocking out optical light.

BBC: Arches Cluster, Leicester