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- Objective:To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses. 目的:证实采用接触镜专用标准透镜组标定的焦度计不能准确测定被测角膜接触镜的顶焦度。
- Keywords lensometer;special lenses group;general lenses group;back vertex power;light power;contact lenses; 关键词顶焦度计;专用透镜组;通用透镜组;顶焦度;光焦度;角膜接触镜;
- Principle Analysis on the Measurement of Back Vertex Power of Contact Lens with the Method Using Moire Fringes (in Solution) 莫尔条纹法(溶液中)测量角膜接触镜后顶焦度的原理分析
- back vertex power 后顶屈光度
- A digital diopter measuring instrument is described for lens spherical vertex power and cylindrical axis measurement. 本文论述了一种采用旋转编码器与莫尔条纹测长相结合进行眼镜片的顶点屈光度。
- Methods:Explain the difference between power and vertex power from basic definitions of optics, and analyze the measuring principle and error of focimeter. 方法:从光学的基础定义出发,阐述光焦度和顶焦度的差别,并对焦度计的测量原理和误差进行正确分析。
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- New Developed Set of Vertex Power Standard for Contact Lenses 角膜接触镜专用顶焦度标准器的研制
- Analysis of feasibility for paraxial back vertex length of contact lens 测量接触镜近轴后顶焦距可行性分析
- The party expects to be back in power after the election. 该党希望大选以後能重新掌权。
- Evaluation of Uncertainty in Vertex Power of Optometry Lenses Measurement 验光镜片顶焦度测量结果的不确定度评定
- He trudge three hour in the snow to get back home. 他在雪中跋涉三个钟点才回到家。
- The crowd fell back to let the players through. 人群后退让运动员们通过。
- Do exercise every day and you'll be back in condition. 每天锻炼锻炼,你很快会恢复健康的。
- Uncertainty Evaluation for Measurement Result of Vertex Power of Spectacles 测量不确定度在眼镜片顶焦度测量中的应用
- The ship beat back against a monsoon. 船逆着季风艰难地行驶。
- Assessment of Uncertainty in Measurement of Vertex Power of Refractometers 验光机顶焦度测量不确定度评定
- I flap the flies away but soon they fly back. 我把苍蝇赶走,但一会儿又飞回来了。
- I never lend books; you never get them back. 我的书决不外借,因为总是有去无回。
- She leaned her head back and whispered the news. 她向后仰着头,小声说出了这个消息。