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- Discussion on Fast Centering Method of Optical Centering Device 光学对中器快速对中方法简介
- optical centering device 光学对中器
- A line through the optical center of a lens that is perpendicular to both its surfaces. 光轴通过透镜的中心垂直于物体两面的线
- Next we examine the resulting spot diagram for the exact optical center of the mirror. 下面我们检查镜子中心的结果
- A kind of high precision auto-centering device design for gun tube internal bore parameter surveying instrument is described, and the working principle,design principle and centering precision to be realized for this kind of centering device are given. 介绍了一种用于火炮身管内孔参数测量仪的新型自动定心装置设计;给出了这种定心装置的设计思想、工作原理和所达到的定心精度.
- So because contacts are right on the eye and move with the eye, there's no optical center. 那由于隐形眼镜是直接戴在眼球上，并且跟着眼球移动，所以没有视觉中心。
- Glasses have what's called an optical center, which means that objects appear clearest when viewed through the center of the lenses. 眼镜都有一个被称为视觉中心的点，也就是说通过镜片的视觉中心点看到的图像最清晰。
- The lensometers is also called measural lens dioptre instrument,to measure spherical lens dioptre,cylindric lens dioptre and axis,prism dioptre,and lens optical center etc. 顶焦度计又称对光机、查片机,可用来测量球光镜镜度、散光镜镜度、棱镜镜度以及散光轴线和光学中心点等,是眼镜片冷加工中必不可少的检测仪器。
- AIM: To evaluate the therapeutic effects of using prism effect in the correction of muscular asthenopia by changing optical center of presbyopic glasses. 目的:应用改变近用老视镜的光学中心所产生的三棱镜效应,消除老视患者近距离阅读和工作的肌性视疲劳。
- Compossed Expander Auto Centering Device 复合式对中展开设备
- Light and electric centering device 光电对中装置
- epilation adapter with centering device 带定中心装置的X线脱毛术照射附加器
- adapter with centering device, epilation 带定中心装置的X线脱毛术照射附加器
- The New Three Rolls Hydraulic Clamping Centering Device 三辊液压定心辊装置
- His optic nerve was hurt in an accident. 他的视神经在一次事故中受到损伤。
- Camera calibration method for optical center 摄像机标定中光心图像坐标确定方法
- Microscopes and telescopes are optical instruments. 望远镜和显微镜是光学仪器。
- The optic theory originated with Einstein. 光学理论是爱因斯坦首创的。
- The Manufacture of Forced Centering Device for Precise Engineering Survey 精密工程测量中强制归心装置的制作
- A mirage is an optical illusion. 海市蜃楼是一种视错觉。
