两个焦距都是10厘米的透镜形成的组合透镜焦距为5厘米。
Two lenses of focal length 10 cm have a combined focal length of 5 cm.
高能X射线组合透镜是一种基于折射效应的新型X射线光学元件。
The compound high-energy X-ray lens is a kind of novel refractive X-ray optical device.
射线聚焦组合透镜是一种利用折射效应对X射线辐射聚焦的新型元件。
The X-ray compound lens is a novel optical device that focuses X-ray radiation by refraction effect.
给出了基于衍射理论的评价X射线聚焦组合透镜三维聚焦性能的理论方法。
Based on diffraction theory a theoretical method for evaluating the three-dimensional focusing performances of the compound X-ray lenses is presented.
文中着重论述了光纤与探测器间的光耦合问题，并就一组合透镜耦合方案作了具体设计计算。
In the article, the optical coupling between the optical fibre and detector is stressed and the coupling scheme of a combined lens is designed and calculated concretely.
利用测量光线的多次反射和组合透镜的方法使测量系统的分辨率相对于用探测器直接探测分辨率提高了8倍。
The sensitivity of the straightness measurement can be improved by a factor of 8 compared with the movement of the detector itself via using multi-reflection and combination lenses.
利用原子散射因子数据，对常用X射线组合透镜材料在高能X射线波段的光学常数进行了计算，并分析了组合透镜设计中的材料选择问题。
With the data of atom scattering factors, optical constants of some useful material for X-ray compound lens in high-energy X-ray waveband were calculated.
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。
An experimental investigation of the combination of a long focal distance Bragg-Fresnel lens with a bimorph mirror is described.
通过理论分析和实验验证，在数码相机成像中，二维图像中的非线性畸变主要来自于相机镜头中透镜的组合误差。
Nonlinear distortion of images by digital camera is made of combined errors of lens in the camera. It is confirmed through theoretic analysis and experimental proof.
当这种透镜与平面相控阵天线组合使用时，则可使单个平面相控阵天线波束获得半球空域的扫描能力。
When used in combination with a planar phase array antenna, the lens makes it possible for the single planar phased array antenna to achieve the capability of beam scanning for hemispherical coverage.
研究了多极透镜与旋转对称透镜组合系统的基本性质。
The elementary properties of the system combining a multipole len with a round len are studied.
针对将大发散角LED的光高效会聚到光纤接收端面的需求，提出了一种椭球面和聚光透镜组合光学系统设计的思路。
With large divergence Angle LED light efficiently converges at the optical fiber receiving end demand, an ellipsoid and focusing lens combination optical system design method is proposed.
当这种透镜与平面相控阵天线组合使用时，则可使单个平面相控阵天线波束获得半球空域的扫描能力。
When used in combination with a planar phase array antenna, the lens makes it possible for the single planar p...
采用棱镜透镜组合装置把出射激光束经发射通道聚焦成像，根据光斑半径测量束散角。
Using assembled unit of prism and lens, the laser beam from firing channel is focalized and imaged.
不同于常用的进口真空型X射线影像增强管，组合新型X射线影像增强器是由X射线屏和亮度增强器经过透镜耦合而成的非真空型组合器件。
Different from the imported conventional one, it is an X-ray screen lens coupled with a brightness intensifier, and is a non-vacuum device.
另一种是透射式光学系统，是多面组合一起的透镜——菲尼尔透镜聚焦在红外传感器上。
The other is transmissive optical system is a combination of the multi-faceted lens - modafinil lens focused on the infrared sensor.
本发明涉及光学透镜片用能量射线固化型树脂组合物及其固化物。
The invention relates to an energy ray-curable resin composition and cured product for an optical lens sheet.
本文介绍了由不同焦距与不同衍射方向的全息透镜组合而成的一种新型全息元件。
A new holographic optical element (HOE) consisting of the hololenses with different focal length and diffraotional channel is described.
讨论了构造比例自变换函数及其成像过程，据此制成光栅透镜组合件。
The self imaging functions which can self image on scale are shown.
另一种是一个线型波带板和一个圆型波带板的组合，效果相当于一个凸透镜和一个柱面透镜的组合。
It ACTS as a two-cylindrical lens system. The other is prepared by overlapping a line-type zone plate and a circular zone plate.
另一种是一个线型波带板和一个圆型波带板的组合，效果相当于一个凸透镜和一个柱面透镜的组合。
One is prepared by overlapping two line-type zone plates. It acts as a two-cylindrical lens system.
另一种是一个线型波带板和一个圆型波带板的组合，效果相当于一个凸透镜和一个柱面透镜的组合。
One is prepared by overlapping two line-type zone plates. It acts as a two-cylindrical lens system.
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