Fast test method of optical-axis parallelism of CO_2 laser-launching system;
CO_2激光发射装置光轴平行度的快速检测方法
A measure equipment of multi-optical axis parallelism was introduced.
介绍了一种室内工作的光轴平行度检测设备,重点探讨了设备的激光光斑质心位置计算误差,对其主要构成、系统光强信噪比、靶板与CCD像面夹角测量误差、光学系统成像误差、像元能量质心误差、激光光斑灰度量化误差等进行了分析研究,通过实例,求得了激光光斑质心计算误差值。
Development of measuring instrument of optical-axis parallelism for strong laser and infrared sensor;
强激光与红外传感器光轴平行性测量仪器的研制
Optical system design of the collimator with large field of view;
大视场平行光管光学系统的研制
Research and design on wild-view collimator;
大视场平行光管的研究与设计
Structure design of the off-axis parabolic collimator;
离轴抛物面反射式平行光管的结构设计
Telecentric operation (field rays leave parallel to optical axis, unlike Barlow lenses which diverge rays).
远心手术（场射线离开平行光轴，不像巴卢镜片，其中发散射线）。
" Reflecting prisms--Optical axis, length of opticalaxis, axial section and optical parallelism"
GB/T7660.1-1987反射棱镜光轴、光轴长度、光轴截面与光学平行度
Application of Large-Aperture Collimator in Optical Axis Parallelism Measurement
大口径平行光管在多光轴探测器光轴平行性测量中的应用
Opto-axes Parallelism Detection Method for Laser-range-finder Based on CCD
基于CCD的激光测距机光轴平行性检测
Improvement of optical axis parallelism correction for laser rangefinder
关于激光测距机光轴平行性校正方法的改进
This paper introduces the improvement of optical alignment technology, secondary optical alignment and parallel operation, which can be reference for large-scale warship construction.
本文介绍了某型舰的轴系照光工艺的改进、次照光及其平行作业。
parallel planetary gear
平行轴-行星减速齿轮
cross travel of horizontal spindle box
水平主轴座横向行程
parallel axis gear
平行轴传动减速齿轮
straight-compound cycle
平行双轴(燃气涡轮)循环
parallel axis gear combined with right
圆锥平行轴减速齿轮
parallel swivel bench vice
平行轮轴钳工台虎钳
Study of Intensity of Vectorial Nonparaxial Flattened Gaussian Beams;
矢量非傍轴平顶高斯光束的光强研究
collimated laser beam
激光平行光束，平行激光束
Propagation of Parallel Polarization Light in Single Axis Absorption Crystal
水平极化光在单轴吸收晶体中的传播
a bearing designed to take thrusts parallel to the axis of revolution.
设计成可以利用与旋转轴平行的推力的轴承。
Spot/Directional Light
目标聚光灯/平行光
collimated lihgt beam
准直光束，平行光束