Analyzing characteristic of the cube-corner retroreflector applied to laser straightness measurement;
角锥棱镜用于激光直线度测量的特性分析
By vector analysis the rectangular angle error influence on characteristics of the beam of cube-corner retroreflector;
用矢量方法分析角锥棱镜直角误差对其光路反射特性的影响
Then,the effect on the first-harmonic nonlinearity by the polarization properties of reflected light of the cube-corner retroreflector and axial rotation in the motion direction of the measurement cube-corner retroreflector is derived.
基于全反射理论分析了镀膜实体角锥棱镜反射光偏振特性,并由此推导出角锥棱镜反射光偏振特性及测量角锥棱镜以其运动方向为轴线的轴向旋转对激光外差干涉非线性误差一次谐波的影响模型。
Gonioscopy after cataract phacoemulsification and PC-IOL implantation through sutureless corneoscleral tunnel incision;
角巩缘无缝线隧道切口白内障超声乳化人工晶体植入术后房角镜观察
MethodsFifty eyes from 45 patients with anterior chamber angles closure estimated by gonioscopy were observed using UBM,including 5 eyes with neovascular glaucoma,22eyes with acute angle-closed glaucoma and 23eyes with chronic angle-closure glaucoma.
目的研究房角镜检查Scheie分级为N4患者的前房角,在超声生物显微镜(UBM)检查下的形态表现。
ObjectIn this thesis paper we try to make a detailed portray to the anterior chamber angle in the surgery eyes suffering from PACG after successful trabeculectomy in order to better understand the state of the illness after trabeculectomy and as a control to the gonioscope examination of the failed cases.
前房角镜观察术眼房角情况、滤过口处房角情况及虹膜根切处虹膜情况,进行比较分析。
Method for correction of barrel distortion due to wide-angle lenses based on a polynomial;
广角镜头桶形畸变的多项式修正方法
In order to correct the barrel distortion of wide-angle lens, a new method based on spline function was proposed.
为了修正广角镜头的桶形畸变,本文提出了一种基于样条函数的修正方法。
In the film and television works,the wide-angle lens participation is indispensable.
在影视作品中,广角镜头的参与是不可或缺的。
An innovative gain module is employed to improve the performance of heat-conduct cooled asymmetric laser,which consists of a Nd∶YAG rod pumped by a semicylidrically arranged LD array,and right-angle prism as the mirror,leading to a highly stable output with a high quality.
为了改善在热传导冷却非均匀抽运条件下,热效应引起的光束质量和输出稳定性的下降,采用了半圆柱面LD阵列结合直角棱镜谐振腔结构,获得高稳定性、高光束质量的激光输出。
The automatic test of Corner Cube Reflector (CCR), Roof Prism and Right-angle Prism is achieved by calculating the wavefront got from the digital phase-shifting interferometer.
本文通过对移相式数字波面干涉仪得到的测试波面进行处理实现锥体棱镜、屋脊棱镜和直角棱镜角度测试的数字化和自动化。
circular fisheye
超广角镜头，俗称鱼眼镜，观景角度畏为
S： Yes, some of them include a built-in zoom lens with wide-angle and telephoto settings.
可以，有些自动机具备广角镜及远摄镜功能的内置变焦镜。
I think the only thing that it doesn't have is a wide-angled lens.
我想它唯一缺少的是广角镜头，
interlocking angle
(三镜摄影机) 锁角
Hard corneal contact lenses
GB11417.1-1989硬性角膜接触镜
the angle included by a photographic lens.
包括在摄相镜头里的角。
on Deviation Angle of Retlected Beam in Quasi-tetrahedroid Corner Cube Prism
准四面直角体棱镜出射线偏角的研究
Observation of Eyes with Narrow Angles by Ultrasound Biomicroscopy
超声生物显微镜对窄角眼房角的观察
Effects o f contact lens wear on the corneal endothelium and sensitivity
角膜接触镜对角膜内皮与角膜知觉的影响
Influences on the deflection angle of the pentagonal prism due to dithering and fabrication angles error
五角棱镜制造角差及抖动对其转向角的影响
Confocal images of protein deposits on hydrophilic contact lenses
角膜接触镜片蛋白质沉淀的共焦点显微镜扫描
The Optical Characteristics of Right Angle Prisms as Auto-collimating Mirror
直角棱镜用作自准直反光镜的光学特性
When testing for astigmatism DO NOT use a wide angle EP as it will almost always show astigmatism, which may not be there.
测试像散不能用广角目镜，因为广角目镜本身也有色散。
Angle masters with various angles, prisms, corner cubes and lage aperture and high precision cemented plate.
不同角度的标准角块、棱镜、角反射器（角锥棱镜）及大口径、高精度的光胶板。
Long term effects of contact lens wear on the corneal endothelium
长期配戴角膜接触镜对角膜内皮细胞的影响
The Influence of the Position of the Cube-Cornet Prism on the Range of the Measuring Angle in Laser Interferometer
激光干涉仪中角锥棱镜方位对测角范围的影响
Corner-cube Mirror and Right-angle-cone Mirror Cavity Lasers;
角隅和直角内圆锥面全反镜激光谐振腔
The Clinical Application of the Confocal Laser Corneal Microscope in Corneal Endothelium Inspection;
共焦激光角膜显微镜在角膜内皮检查中的应用