镜片

At present, the most advanced technique for this field is to measure the total loss of a passive resonant cavity in which the mirror to be measured is consisted.

本文的目的是要在国内现有的技术水平条件下实现激光镜片的极高反射率测量。

Third, the physical indicators: transparent liquid or slightly yellow liquid, density (g/cm3): 1.0 ± 0.02, PH = 9.0 ± 0.02 d, the scope of application: optical glass, diamond, mobile glass, liquid crystal display, liquid crystal glass, optical lenses , optical lenses, glass instrument, P3 wash Lilongwe, silicon and so on.

三、物理指标：透明液体或微黄色液体，密度（g/cm3）：1.0±0.02，PH=9.0±0.02 四、适用范围：光学玻璃、水钻、手机玻璃、液晶显示屏、液晶玻璃、光学镜片、光学透镜、仪表玻璃、P3洗利隆、硅片等。

METHODS:Thirty-eight ametropia patients(76 eyes)were fitted with RGPCL based on their subjective refractions,corneal curvatures and diagnostic fitting.

对38例(76眼)来我院验配RGPCL的患者，根据其屈光度、角膜曲率和配适情况选择合适的镜片。

In the mid-18th century, James Ayscough tried using green- and blue-tinted4 glass to correct vision5 problems.

在十八世纪中叶，詹姆士艾斯可夫试图用绿色和蓝色的玻璃镜片来矫正视力问题。

Its features are endless and with everything from interchangeable lenses, a PC link, viewfinders, focusing screens and a myriad of speciality adaptors make it the world's most comprehensive photographic system.

它的特色不计其数，包括从可互换镜片，个人电脑连接，取景器，聚焦屏幕到众多专业的接头，使之成为世界上最全面的摄影系统。

The cross cylinderis a compound lens having a net minus power in one principal meridian and an equal net plus power in the other.

12交叉圆柱透镜(Jackson 交叉柱镜)是一组复合式镜片，一条主子午线上有单纯负圆柱透镜焦度，在另一主子午线上有一相等的单纯正圆柱透镜焦度

It has a 1/3-inch DPS picture sensor with a fixed lens and light sensitivity of less than 0.5 lux.

它带有1/3 英寸DPS图像传感器，固定镜片和低于0.5lux的光敏感度。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。