在凹透镜表面上制作出了用于凸非球面检测的曲面全息图。
We fabricated a large computer-generated holography on a concave lens surface to test the convex secondary mirrors surface.
报道了用来抑制光子晶体平板透镜表面反射的优化表面结构。
An optimized surface structure for suppressing the reflection from photonic crystal slab lens is reported.
透镜表面完全采用非球面设计,较好地校正了球差等各种像差,使透镜具有良好的光学成像性能。
The profiles of the three lenses were designed as aspheric surfaces so as to correct the aberration and ensure the excellent optical performance.
针对目前大口径精密光学透镜表面疵病检测方法的不足,提出了一种基于线阵CCD的机器视觉检测技术。
Aiming at the shortage of current inspection technology for surface flaws of large-caliber optical lens, a machine vision inspection technology based on line CCD is studied.
提出并优化了由单排渐变介质波导构成的二维空气孔型光子晶体负折射平板透镜表面的减反层,改善了成像质量。
We propose and optimize the antireflection coating composed of a row of tapered dielectric waveguides for two-dimensional air hole-type photonic crystal negative refraction slab lens.
(给舱室注射水使检测器表面回复平坦)注射水进入透镜舱室使得薄膜变成凹半球。
(Injecting water back returns the detector to a flat surface.) Injecting water into the chamber of the lens makes the thin membrane become a convex hemisphere.
目前,广泛使用的测量弱吸收的方法有光热偏转技术和表面热透镜技术。
At present, photothermal deflection technology and surface thermal lensing technology are widely applied in weak absorption measurement.
应用高数值孔径系统的矢量衍射理论研究了半球形固体浸没透镜(SIL)球面表面的反射对SIL系统透射场的影响。
The reflection effect of the spherical surface of a hemisphere solid immersion lens (SIL) has been investigated using the vectorial diffraction theory for high numerical aperture systems.
高出光效、小体积、非连续表面自由曲面透镜设计方法。
Using high light efficiency, small size, non-continuous surface free-form lens design method.
定心装置(13)包括按压透镜毛坯(1)的周边表面的三个夹销(31)。
The centering device (13) comprises three clamp pins (31) pressing the outer peripheral surfaces of the lens blank (1).
采用蜂窝状塑胶做透镜,其表面花纹达到优美的折射效果。
The lens is made of cell-shaped plastic which has the beautiful retractile effect.
该第一吻合面与第二吻合面正对,且分别具有与该透镜的两相对表面相吻合的形状。
The first inosculation surface is opposite to the second inosculation surface, and the two respectively comprise the shapes which are inosculated with the two opposite surfaces of the lens.
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。
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.
应用表面热透镜技术研制了薄膜吸收测量仪,测量结果表明其吸收率测量灵敏度和精度均达10- 6量级。
A measurement apparatus for thin film absorption based on STL technique is constructed. The measuring results prove that the sensitivity and accuracy of this instrument reach 10 -6 magnitude.
最适用来驱除物件表面的水份,能迅速地把水份分离排除,最理想用于不能加热烘干的物件,可用于电镀前处理或光学透镜,亦可作为临时防锈剂使用。
Ideal for drying articles that cannot be subjected to heat such as optical lenses and articles before plating. It can also be used as a temporary corrosion preventive.
本发明提供一种线式头及图像形成装置。本发明提供一种能够对在透光性基板的表面上形成有多个透镜的透镜阵列提高脱模性的技术。
The invention provides a line head and an image forming apparatus, a technology of improving release property for lens array with a plurality of lens on a surface of a transmissive substrate.
它不用光学透镜成像,而用探针的针尖在样品表面上方扫描获得样品表面的信息。
Based on scanning sample surfaces using the tip of optical probe, it obtained the imagine information about the object surface.
龙伯透镜天线是一种球形的分层介质透镜天线,其主要特点是能够把入射波聚焦到球表面一点。
Luneberg lens antenna is a spherical layered medium lens antenna, and its main feature is its capability of focusing the incident wave to a point on the spherical surface.
建立了表面热透镜实验测量系统。
建立了表面热透镜实验测量系统。
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