large aperture

A more integrated theory of design and analysis has been established for the sake of developing the condensing lens type large aperture Frensnel lens.

建立了一套较完整的大口径聚光镜型菲涅耳透镜设计和分析理论。

Fully automatic ultrasonic cleaning of large aperture optical elements before coating

大口径光学零件镀前全自动超声波清洗技术

In order to conveniently and quantitatively test the surface shape of large aperture optics, a digital knife-edge tester is integrated with a traditional knife-edge tester, CCD image processing and a computer aid calculation.

为便捷地定量检测大口径光学元件面形，运用数字刀口检测技术，把传统刀口仪与CCD图像采集处理、计算机辅助计算相结合，构成数字刀口仪。

Utilizing convergent beam of large aperture can realize inversion of circular hole diffraction and circular disk diffraction.

利用这种光束可以对微小的衍射物体进行反演放大。

Investigation of Spatial Representativeness for Surface Flux Measurements with Eddy Covariance System and Large Aperture Scintillometer

涡动相关仪和大孔径闪烁仪观测通量的空间代表性

Producing Guangrao garlic scape with high torrent to CO_2 and storability had small young garlic comparative to garlic and large aperture of stoma and blocked by nothing and tight structure.

耐CO2和贮藏中不易老化、耐藏性强的广饶薹有小的珠/蒜比和大的气孔开度，气孔中无阻塞物，紧实的组织结构。

A modeling study on the variations of directional brightness temperature ( DBT) for row-structure crops was carried out with the help of the images captured by a large aperture thermal infrared camera over a maize canopy.

基于热红外成像仪获取的玉米冠层图像，对垄行结构玉米的方向亮温（DBT）进行模型化描述并开展了初步验证工作。

The method can be applied to other large aperture optical systems.

所使用的分析方法可以应用于其他大口径光学系统。

A further US$ 86 million will be invested in the large aperture spherical telescope, the world's largest of its kind, which will investigate deep space and the early universe.

另外，还有耗资6.8亿元的500米口径球面大射电望远镜，它是世界上最大的射电望远镜，可以用来研究深空和早期宇宙的形成。

THF design of super wide angle f θ lens with large aperture

超广角大口径fθ透镜设计

The paper dealt an actual large aperture optical system with 500-mm diameter and 13-m focal length.

本文检测了口径为500毫米,焦距为13米的大口径光学系统的波面.

The unusual sighting of the horizontal rainbow was captured by Ukranian snapper Anton Jankovoy-using a camera set up with a large aperture to'soak up'as much light as possible.

这个与众不同的彩虹石油乌克兰的小伙安顿·简克武用一个大口径的相机拍摄的。

Development of Large Aperture Hole Grating Beam Wave-Front Sampler

大口径光束波前采样器（孔栅）的研制

To diminish the static phase aberrations of large aperture lasers and promote the concentration degree of focal spot, phase corrector plate is proposed.

为了减小大口径激光系统的波前畸变并提高焦斑能量集中度，对静态波前畸变采用了相位板补偿的方法。

The principle of the system of interferometer in large aperture image spectrometer has been expatiated.

提出了大孔径干涉型成像光谱仪的原理,并展示了攻关样机和实验数据.

The paper discussed the measurement for wavefront of large aperture optical system with synthesizing wavefront method.

本文采用了子孔径波面的合成方法实现大口径光学系统波面的检测.

Experimental research on convergent beam of large aperture

大角度会聚光束特性的实验研究

This paper discusses the accuracy problem of testing a large aperture flat mirror by using stitching interferometry, and analyses the stitching accuracy in theory and experiment.

讨论了在用子孔径拼接法检测大口径光学镜面时的精度问题，并分别从理论上和实验中对拼接检验的精度做了定量分析。

Test of spherical surface with small curvature and large aperture

小曲率大口径球面的检验

Damage of Optical Glass Materials with 2 ns Large Aperture High Power Laser

2ns大口径高功率激光对光学玻璃材料破坏研究

Stable and uniform large aperture discharge is the key technology to obtain high pulsed energy.

实现稳定、均匀的大体积放电,是获得高单脉冲能量的必经途径.

Research on adjusting device of large aperture reflective optics system

大口径反射光学系统装调装置设计研究

With the development of modern optical technology, more and more large aperture optical systems are applied in astronomical optics, space exploration and the laser Inertial Confinement Fusion ( ICF).

随着现代光学技术的发展，大口径光学系统在天文光学、空间探索和激光惯性约束核聚变（ICF）等领域得到了越来越广泛的应用。

Optic Design of Collimator with Large Aperture and Long Focal Length

大口径长焦距平行光管光学系统设计

Precise measurement system for reflectivity scanning of large aperture components

大口径元件反射率的镜面扫描精密测量系统

Theory of design and development of condensing lens type large aperture Fresnel lens

聚光镜型大口径菲涅耳透镜的设计理论和研制

Rapid development of optical processing technique calls for new requirement for surface characterization testing technology on spherical mirror of large aperture.

光学制造技术的发展，对大口径光学元件的面形检测提出了更新要求。

Optical System Design of Sightseeing Telescope Which Has Large Aperture and Large Magnification

手持微光双目望远镜大倍率大口径观光望远镜的光学系统设计

Experimental Study of Spectral Radiance Characteristics of Large Aperture Integrating Sphere

大孔径积分球辐射源光谱辐射特性测试方法研究

You may also want large aperture ( size ), but don't forget portability and convenience.

你也许想要更大的口径, 但是不要忘了便携性和方便性.