查询词典 crown lens

The lens system comprises four separated lens components, with three of them being subapertures. Two examples of apochromatic telescope are presented, both with the use of typical normal glasses, namely crown K9 and flint F5 glasses, and low-cost slightly anomalous dispersion glasses.

本文介绍了一种采用小异常色散玻璃复消色差的新型结构形式的光学系统，由四个分离的透镜组构成；给出了两个望远镜物镜设计实例，均使用价格便宜的非异常色散玻璃，校正了二级光谱、倍率色差，同时也校正了其他色差和单色像差。

Wide Angles are easily used on the Crown/Super Graphics down to 65mm lenses with a dropped bed and a FLAT lens board.

宽阔的角度在皇冠/最好的制图法上用投下的床和平的透镜板简单地习惯于65 mm透镜。

A lens made of optical crown glass .

用冕光学玻璃制成的透镜。

In this thesis, based on the analysis of the current manufactures of dental prosthesis, there is an opinion that fabricate molar full crown with RP and LENS.

二十世纪九十年代激光近形制造技术又被开发出来，并在金属与陶瓷工件制作上显出极大的优越性。

The audients will enjoy unparalleled visual and astonishingly world, because it installs the United Kingdom Harkness wall to wall screen (on the 1st hall, screen, screen height of 11.8 meters, width 21.7 meters, for the most Wuxi), Germany Schneider variable aperture lens, the United States DTS -XD10 Digital decoder, Dolby SR/D-EXCP650XO decoder, Crown top-level amplifier, JBL's top theater-specific speakers.

英国HARKNESS墙对墙整壁式银幕（一号大厅，银幕画面高度11.8米，宽达21.7米，为无锡之最）、德国SCHNEIDER可变光圈镜头、美国DTS-XD10数字解码器、DOLBYSR/D-EXCP650XO解码器、CROWN顶级功放、JBL顶级影院专用音箱，国际一流的建声标准，将给您带来无与伦比的视听享受与超乎想象的震撼世界！

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。