查询词典 immersion lens

The world is animated cartoon of the virtual world, the lens design of virtual reality is filming machine lens design.

动画片的世界是虚拟的世界，动画片的镜头设计也是虚拟实拍摄机的镜头设计。

After lentectomy through the pupillary hole, the epithelial cells at dorsal iris in Anuran tadpole of Bufo raddei Strauch can undergo transdifferentiation to regenerate a new lens. The morphological changes of lens formation from different regeneration stages were observed with both microcope and transmission electron microscope.

以无尾两栖类花背蟾蜍后肢芽期蝌蚪为实验材料，摘除其左眼晶状体，在再生不同时期固定，石蜡连续切片，苏木精-伊红对染，光镜观察，研究晶状体再生的组织来源；另外，选再生不同时期材料用戊二醛，锇酸固定，透射电镜观察，以研究晶状体再生组织的超微结构变化。

AbstractAIM: To compare the efficacy and complications of Artisan iris clip lens implantation and posterior chamber intraocular lens ciliary sulcus suture fixation for the treatment of aphakic eyes.

目的：比较Artisan虹膜夹持型人工晶状体植入术及后房型人工晶状体睫状沟缝线固定术治疗无晶状体眼的疗效及并发症。

In view of globe lens grinding, multi-component glass substrate ion exchange and crystallization of the glass substrate of light and heat, a method is proposed for designing, manufacturing aplanatic double-convex aspherical waveguide lens and testing its parameter.

针对微透镜制作采用的球透镜研磨，多组分玻璃基板离子交换，结晶化玻璃基板光热法，本文提出非球面消球差双凸波导透镜设计、制备及参数测试方法。

As substitute for fluorite lens,a double-layer DOE is used in a long focal-length apochromatic objective lens.

0引言表面微结构衍射光学元件在现代光学系统中的应用越来越广泛[1-2]。

Apochromatic lens Compound lens corrected for chromatic aberration, i.

复消色差透镜矫正色差的复合式透镜：即是红、绿和蓝三原色的色差都已矫正。

As substitute for fluorite lens, a double-layer DOE is used in a long focal-length apochromatic objective lens. The modulation transfer function of this hybrid optical system is suggested for evaluating diffraction efficiency of the multilayer DOE. The results show the diffraction efficiency has a wide and symmetrical distribution in the whole waveband.

利用双层衍射光学元件替代萤石透镜校正混合光学系统的二级光谱，设计并制作了一套长焦距物镜，并利用系统调制传递函数评价了多层衍射光学元件衍射效率，测试结果表明衍射效率在整个设计波段内以较高的数值平均分布。

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。

All cameras treat this lens as if it's an AF lens, except that it can't autofocus.

所有相机镜头的态度对待这好像是一个自动对焦镜头，但它不能自动对焦。

Based on the prior art, the optical engine according to the invention has the improvements that, three optical axis steering components are respectively introduced into red, green and blue light illumination systems, and an optical axis lengthening structure is introduced into the green light illumination system, so that optical axes of the red, green and blue light illumination systems, each of which is from an LED resource to the optical axis steering component, are counterclockwise rotated for 90 degrees, parallel with each other, parallel with an optical axis of a projection lens, arranged in a same plane and positioned under the projection lens, luminous faces of three LED luminous chips of the red, green and blue light illumination systems are in a same plane, and the three LED luminous chips can be mounted on a same heat-radiating plate, therefore, the heat-radiating system has a simplified structure, and the optical engine has reduced size.

在背景技术所述的光学引擎的基础上作以下改进，在红、绿、蓝光照明系统中引入三个光轴转向器件和在绿光照明系统中引入光路加长结构，旨使：红、绿、蓝光照明系统各自的从LED光源至光轴转向器件部分的光轴朝逆时针方向转动90°、互相平行、与投影镜头的光轴平行、居同一平面和位于投影镜头的下方，红、绿、蓝光照明系统的三个LED发光芯片的发光面居同一平面，三个LED发光芯片可安装在同一块散热平板上，散热系统的结构简化，所述的光学引擎的尺寸减小。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。