While experimenting with his mirror prototypes, Silver found he could adjust the lens in the mirrors by varying the amount of silicone oil between two flexible membranes.
在用这一原型进行试验的过程中，Silver发现他可以通过在两层柔韧隔膜之间加入数量不等的硅油来调整镜子的镜片。
When you press the shutter release on the camera, a complex sequence of events occurs, including setting the aperture in the lens, flipping up the mirror of an SLR and a lot more.
实际上，当你按下快门时，一套复杂的程序开启，包括镜头内光圈的设置、一块单镜头反射镜的升起和其他更多的步骤。
Spherical Aberration — causes light rays passing through a lens (or reflected from a mirror) at different distances from the optical center to come to focus at different points on the axis.
球差-使以不同孔径角穿过透镜(或从镜面上发射)的光线不能聚焦在轴上的同一点。
This is the distance (usually in mm.) from the lens (or primary mirror) to the point where the telescope is in focus (focal point).
就是从透镜(或者主反射镜)到焦点的距离，通常单位是毫米(mm)。
Physics An optically formed duplicate, counterpart, or other representative reproduction of an object, especially an optical reproduction of an object formed by a lens or mirror.
镜像，映像：物体由于光学原因形成的复制品、对应物或其它形式的代表物，尤指通过透镜或镜子而形成的视觉复制品。
Status Offline There's the sadness of trying to keep up with an idealized version of ourselves every time we look into the mirror or the lens of a camera.
每当我们看着镜子或盯着镜头，要想跟上一个理想化的自己时会出现悲哀；
When using matching lens gets mode matching with laser and resonator. We don't think over the influences of matching effect by resonator mirror.
利用匹配透镜将激光光束与谐振腔进行模式匹配时，均不考虑谐振腔镜对匹配效果的影响。
To avoid direct radiation from neutrons, the CCD is coupled to the array by a mirror and lens optics.
CCD与光纤阵列之间采用反射镜和透镜耦合方式，使CCD避开中子源直接辐照。
An experimental investigation of the combination of a long focal distance Bragg-Fresnel lens with a bimorph mirror is described.
描述了对长焦距布拉格-菲涅耳透镜与可变曲率半径反射镜组合所做的实验研究。
Spherical Aberration -- causes light rays passing through a lens (or reflected from a mirror) at different distances from the optical center to come to focus at different points on the axis.
球差-使以不同孔径角穿过透镜（或从镜面上发射）的光线不能聚焦在轴上的同一点。
The coherent output of a LDA has been achieved by a simple EC consisted of a commercial LDA, a fast axis collimation lens and an external mirror.
我们用一个普通的商用LDA、一个快轴准直透镜和一个外腔镜构成的简单外腔实现了LDA的外腔锁相运行。
A usually adjustable opening in an optical instrument, such as a camera or a telescope, that limits the amount of light passing through a lens or onto a mirror.
光学仪器上的一个可调开口，如照相机或望远镜，它控制穿过镜头的或到镜面的光的数量。
At present, goggles myopic lens into the surface of the mirror and asperity absolutely flat mirror the two major types.
目前近视泳镜的镜片分为表面微凸镜面和绝对平面镜面两大类型。
The imaging system consists of a color video camera, an observation window and a turning mirror, a wide-angle collector and collimating lens, a video capture card as well as a portable computer.
该成像系统由彩色摄像机、观察窗和转向镜、广角收集和准直透镜组、采集卡和计算机组成。
Relatively speaking, three table mirror material all have advantages and disadvantages: plastic lens relative are not afraid to fall;
相对来说，三种表镜的材质各有优缺点：胶镜相对不怕摔；
Matsubayashi Optics focuses its products and sales on prism lens, flat mirror and the product of multi-layer coated. Its customers include well-known optical companies.
公司主要生产和销售棱镜、透镜、平面镜及各类光学产品，是世界多家知名光学企业的供应商。
With the focusing lens and the medium pool replacing the back mirror, auto cavity-forming and laser output are realized.
用聚焦透镜和介质池取代激光器的后镜，可自动成腔输出激光。
Adopt imported reflect mirror and lens from America, makes the facula thinner and the cut stronger.
采用美国进口反射镜和透镜，光斑更细、切割力更强。
The first frame houses a cylindrical lens, a collimating lens, a deflective scanner and a polygon mirror scanner etc.
该第一框架中收藏了柱面透镜、准直透镜、偏向扫描装置的多面镜扫描器等光学元件。
Methods:Indirect ophthalmoscope and three mirror contact lens were used to exam the retina.
方法：用间接眼底镜及三面镜检查眼底视网膜。
The system consists of imaging systems, which includes laser, mirror and prism, image acquisition system, which includes the lens, cameras and image acquisition card, and the mechanical system.
该系统由包括激光器、反射镜和三棱镜在内的成像系统、包括镜头、相机和采集卡在内的图像采集系统和机械系统组成。
A two-sphere system with a two-lens zero-power corrector placed behind the secondary mirror was discussed.
讨论了双贴合无光焦度校正板放在次镜后的双反射球面系统。
A multifunctional holographic lens is presented based on autofocus error detection and the principle of reversibility of light. Its feasibility of the mirror-like surface is described.
基于自聚焦误差检测和光路可逆原理，分析并实验证明了利用一种多功能全息透镜来测量类镜表面平整度的可行性。
For large aperture lens, scanning method was developed to measure the focal length in different locations within the mirror.
针对被测镜大口径的问题，采用了扫描的方法，这样可以测量被测镜不同位置的焦距。
Compared with the prior art, the invention has the advantages of large lens adjustment Angle, convenient adjustment, good heat dissipation effect of the mirror bracket, stable power, and the like.
与现有技术相比，具有镜片调节角度大、调节方便，镜架散热效果好，功率稳定等优点。
The prime products are spherical lens, Windows, prisms, achromatic lens, cylindrical mirror, laser optical components, infrared optical components, various crystals and some other relative items.
主要产品有球面镜、窗口、棱镜、胶合镜、柱面镜、激光光学元件、红外光学元件、各种晶体。
The thermal influences on its basic properties are discussed in detail. And the insensitive condition of the 4-mirror ring resonator to thermal thin lens is given.
详细讨论了热效应对谐振腔基本特性的影响，给出了四镜环形腔的热不灵敏条件。
The thermal influences on its basic properties are discussed in detail. And the insensitive condition of the 4-mirror ring resonator to thermal thin lens is given.
详细讨论了热效应对谐振腔基本特性的影响，给出了四镜环形腔的热不灵敏条件。
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