• A method of measuring visual acuity with holographic grating is described. The measurement may be performed with a slightly modified conventional ophthalmoscope.

    本文概述全息位相光栅干涉原眼科用的裂缝灯做改进便测定人眼视觉锐度新技术。

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  • In this paper the general theory and some experimental results of the electromagnetic surface wave excited by the holographic grating are described.

    本文研究应用全息光栅激励电磁表面一般理论一些实验研究的结果。

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  • First, the properties of volume holographic grating, such as diffraction efficiencies, Angle and wavelength selectivity, have been theoretically analyzed by using the couple-wave theory.

    首先应用耦合波理论全息光栅衍射效率以及角度选择性波长选择性衍射特性进行了分析

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  • Based on discrete diffraction light, an algorithm of holographic grating bandwidth compression is proposed.

    提出基于离散衍射全息光栅带宽压缩算法

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  • Design of a dispersing system based on a multi channel detector and a flat field holographic concave grating.

    采用凹面全息光栅通道检测器设计一个小型色散系统

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  • Furthermore, the paper offers the error limited of these parameters and they are good to guide practical fabrication of the volume phase holographic grating.

    同时本文还计算出几种参数误差体积相位全息光栅实际制作具有指导作用

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  • A design method with globe optimization and reverse optimization was presented to achieve a flat-field holographic concave grating used for micro-spectrometer system.

    研究了应用于微型光谱仪的平全息凹面光栅设计方法提出了全局优化反向优化的设计思想。

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  • The technology to make a large area master with the grating of optically variable device (OVD) is role in holographic image embossing.

    制作具有图像OVD光栅条纹大面积全息原版,激光图像无油墨印刷的核心技术之一。

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  • The method is qualified for measurement of groove depth and duty cycle simultaneously for the rectangle-shaped or similar profile of holographic grating mask.

    对于要求同时检测矩形接近矩形全息光刻胶光栅掩模的槽占宽比,方法完全适用。

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  • When a volume holographic grating is readout under off-Bragg condition, determining the direction of the diffracted beam is an important issue in the coupled-wave theory of volume gratings.

    全息光栅读出偏离布拉格条件衍射方向确定光栅耦合波理论中的一个重要问题

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  • When irradiated by two-beams, the sample can set up refractive index grating, and the optical holographic storage was achieved.

    而且样品双相干光束作用建立光折射率光栅实现了全息存储

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  • Comparing this spectrograph to the one with a holographic concave grating on spherical surface, the former has a higher resolution than the latter has when the widths of the incident slits are same.

    采用相同口径、相同相对孔径全息球面光栅构成平场光谱仪比较,入射宽度相同的情况下,光栅所构成的平场光谱仪的分辨率得到明显提高

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  • A method which is based on Rowland mount and use ZEMAX software to design flat field holographic concave grating is given in this article.

    介绍罗兰圆结构出发,利用ZEMAX光学软件设计全息凹面光栅的方法。

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  • A method which USES ZEMAX software to design, analyse and evaluate flat field holographic concave grating is given in the paper.

    提出利用ZEMAX软件设计分析评价全息凹面光栅方法。

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  • Based on the holographic concave grating theory and ZEMAX software, an aberration-corrected flat-field holographic concave grating on aspherical surface for a flat-field spectrograph is designed.

    基于全息凹面光栅理论ZEMAX软件,设计了一种用于平场光谱仪的消象差平场非球面全息凹面光栅。

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  • During pattern formation like a holographic grating, the local temperature increase, especially in thin films, is up to date a subject of estimation from absorption and dissipation data.

    图案(全息光栅)形成过程中,吸收消耗数据估计局部温度特别是薄膜中温度的上升已经成为当今研究的主题

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  • A method which use ZEMAX software to design flat field holographic concave grating is given in this article.

    介绍利用ZEMAX软件设计全息凹面光栅方法

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  • In case of holographic recording, dynamic grating was recorded in the BR-D96N film, its characteristic parameter was not light exposure energy but light intensity.

    BRD96N用于全息记录时形成动态光栅特征量为曝光能量

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  • Good photon sensitivity, large index modulation and high resolution make monomer in a number of applications such as holographic polymer grating, photonic crystal and light phase modulator.

    聚合物单体由于光敏感性折射率调制度大和分辨率高等优点全息聚合物光栅晶体和光相位调制器器件中得到广泛应用

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  • The Angle spectrum analysis of self-image of double frequency grating is given. The grating duplication and the measurement of lens focus are obtained by Tablot effect of holographic phase grating.

    本文给出了双频光栅自成象分析,并利用位型的全息双频光栅的太保效应进行复制光栅测定透镜焦距等。

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  • So it can possibly build a new kind of holographic grating printer with laser, computer and planar drive, as well as a servo system.

    系统可能激光器计算机平面驱动伺服系统一起构成一种全新全息光栅图像制作系统。

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  • A new method for making a thin silver halide phase holographic grating with an expectation phase modulation is proposed.

    提出了一种制作具有预期位制度的卤化乳胶位相型全息光栅方法

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  • The material used for holographic grating, the cleaning of vaccum coating machine and the structure of the separator are also presented.

    同时介绍了金息母光栅所用材料镀膜清洗分离器具结构

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  • A bar code is made in the random grating lattice (diffuse reflection) area or to use together with the laser holographic anti-counterfeiting label to realize comprehensive anti-counterfeiting.

    随机光栅点阵(漫反射)区域上制作条形码激光全息防伪标识共同使用实现综合防伪。

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  • The spectral resolution of the spectrometer will be seriously deteriorated by radius error which is inevitable in the flat-field holographic concave grating fabrication.

    平场凹面全息光栅设计制作不可避免存在曲率半径误差严重影响光栅光谱仪分辨率

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  • Volume holographic grating, used as a volume holographic imaging lens in the imaging system, is recorded via illuminating the recording medium with a spherical signal beam and a plane reference beam.

    全息光栅球面信号光波和平参考光波干涉记录,并原信号作为探测光波进行成像

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  • In this paper, the flat field polychromator (SPD - I) using an aberration - corrected flat fie1d holographic concave diffraction grating as both spectroscopic and oPtical imaging element is re-POrted.

    报道利用校正全息凹面衍射光栅作为分光成象元件的平场多色仪,该多色仪具有谱面平直、使用波段宽、集本领强、体积小等优点。

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  • In this paper, the flat field polychromator (SPD - I) using an aberration - corrected flat fie1d holographic concave diffraction grating as both spectroscopic and oPtical imaging element is re-POrted.

    报道利用校正全息凹面衍射光栅作为分光成象元件的平场多色仪,该多色仪具有谱面平直、使用波段宽、集本领强、体积小等优点。

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