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optic axis rotation 光轴旋转
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 ball that is delivered at 20 miles per hour will hook much less than one delivered with the same rev rate and axis rotation angle, but at only 13 miles per hour. 一个初速20哩/小时的球在同样转速及侧旋的条件下，曲度会比13哩/小时时要小得多。
The key element of good breaststroke swimming is based on the principle of short axis rotation: Pulsing motion with your chest, similar to what you see with butterfly swimming. 游好蛙泳的关键在于围绕短轴的转动:即由胸部引发的脉动,类似于所见到的蝶泳。
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。
There are 2 embryologic hypotheses for annular pancreas.One indicates a process of fixation of the tip of the entral pancreatic bud to the duodenum before the axis rotation. 关于环状胰腺的胚胎学说有2个，一种学说认为在胚胎发育过程中，在轴旋转前腹侧胰始基尖端已固定于十二指肠。
There are 2 embryologic hypotheses for annular pancreas.One indicates a process of fixation of the tip of the ventral pancreatic bud to the duodenum before the axis rotation. 关于环状胰腺的胚胎学说有2个，一种学说认为在胚胎发育过程中，在轴旋转前腹侧胰始基尖端已固定于十二指肠。
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。
In the kinematics, may regard the rigid body plane motion does along with the basic point stable motion and the basic point axis rotation which designated willfully. 摘要在运动学中，可将刚体平面运动视作随任意选定的基点的平动和绕基点轴的转动。
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。
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。
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。
These material periodicity regular movements and so on convection as well as Earth polar axis rotation are possibly the basic source powers which the terrestrial magnetic field produces. 这些对流以及地球极轴自转等物质周期性规律性运动可能是地球磁场产生的根本源动力。
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。
The relationships between focal length, oriented error of focal plane of the mirror and span, optic axis parallelism of the laser products are described. A method for orienting more precise position of focal plane is presented. 本文阐述了反射镜焦距、焦面标定误差、激光产品跨距和光轴平行性的关系,提出了一种标定焦面位置较精确的方法。
The energy distribution of a sealed CO2 laser was given by using a computer to controled a reflection mirror, the polarization and refraction intensity from a rotated ZnSe brewster window around optic axis. 本文用微机控制使反射镜扫描激光束,给出了CO_2激光的光强分布; 用绕着光轴旋转的ZuSe布氏窗的反射和透射光强,给出了激光的偏振度。
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）。
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。