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- parallel optical axis 光轴平行
- Light that passes focus is refracted to be parallel to the main optical axis. 通过焦点的光线折射后平行于主光轴。
- 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）。
- Crystals of this type, having only one optic axis, are called uniaxial crystals. 这种只有一根光轴的晶体称为单轴晶体。
- In a normal eye the optic axis is the direction in which objects are seen most distinctly. 正常眼中光轴的方向就是看物体最清楚的方向。
- A method of parallel optical processing of double exposure specklegram or particle image using hololens array is presented. 介绍了用全息透镜阵列对双曝光散斑图或双曝光粒子像进行并行光学处理的方法。
- Methods Corneal refractive powers and the length of optic axis were measured on 277 patients with simple myopia of teenager (536 eyes). 方法对单纯性近视277例536只眼,测量其角膜水平及垂直曲率,并按年龄、屈光度分组,对各组角膜曲率及眼轴长度进行统计学分析。
- Be aware as well that these transforms are centered about the zero-frequency optical axis of the system. 还要记住这些变换式是以系统的光轴（频率为零）为中心的。
- The conoscopic interference figures of crystal are collected by CCD camara in order to measure accurately the direction of the optic axis. 提出了用CCD摄像机采集晶体锥光干涉图来快速精确测量晶体的光轴方向的方法。
- Sample link central position and photosource optical axis in identical strip level line. 其中样品环的中心位置与光源的光轴在同一条水平线上。
- It offers some corrections to the incorrect and inaccurate conclusions in the formefly published works on the analySis of biaxial parallel optic surface tangent plane interference pictures. 文中改正了以往文献中对二轴晶平行光轴面切面干涉图形象分析不正确的地方，用数学解析方法求出了二轴晶光率体的圆切面方程、光轴方程；
- Multiple linear regression and correlative analysis showed that the increase in optic axis was main factor for the formation of simple myopia of teenager. 多元线性回归和相关分析显示眼球轴长增加是单纯性近视眼形成的主要因素。
- Conclusion The corneal refractive powers and the length of optic axis are two factors for the degree of simple myopia of teenager and the optic axial lengths are main factor. 结论青少年单纯性近视的屈光度与角膜曲率及眼轴长度密切相关,且眼轴长度是单纯性近视眼形成的主要因素。
- We also analyzed the aspect that the propagation direction departed from the optical axis for a little angle, and compared it with the former. 同时也对光束传输方向与通光主轴方向成小角度的情况作了相应的分析，并对两种情况加以比较。
- This method uses a single standard CCD camera with telecentric lens, moving object along optical axis, images are taken at the two object position. 该方法采用一台带有远心镜头的CCD摄像机，沿光轴方向移动目标拍摄两幅图像，根据所拍摄景物图像的散焦半径与图像大小计算目标景物距摄像机的距离。
- A photograph printing device arranges a polaroid which can rotate around an optic axis and a double refraction board at the light emergent side of a liquid crystal layer. 一种照片印制装置，将能以光轴为中心旋转的偏光片和双折射板设在液晶层的光出射侧。
- We also analyzed the aspect that the propagation direction departed from the optical axis for a little angle,and compared it with the former. 同时也对光束传输方向与通光主轴方向成小角度的情况作了相应的分析,并对两种情况加以比较。
- The image of sphericity which does not located the principal optic axis is an ellipse based on pinhole model,and the image center offsets from the projection of the sphere center. 针孔成像模型下非主光轴上的球体成像为椭圆,椭圆中心偏离球心投影点。
- It also includes a retention mechanism which is adjustable and can be used for limiting movement of microscope platform along optical axis direction. 设置一与对焦装置合作的可调整的阻挡机构，以便限制显微镜平台沿光轴方向的运动。
- POLO Parallel Optical Link Organization 并行光链路组织
