The photographer must know how to minimize the inherent optical distortion of a very wide Angle lens.
摄影师必须知道如何使很宽的广角镜头固有的光学畸变最小化。
The "halo cloud" was just an optical illusion caused by sunlight hitting a cloud at just the right Angle.
“光环云”是由阳光以恰到好处的角度触及云层而引起的一种光学错觉。
And in recent years with the popularity of electronic technology, electronic measuring Angle has gradually replaced the optical measuring Angle.
而近年来随着电子技术的普及，电子式已经逐步取代了光学式测角技术。
However, if the optical concentrator 108 is designed for a limited Angle acceptance, the radiance of the light emitting device 102 can still be maintained.
然而，如果光学集中器108被设计用于有限的角度范围，那么仍可维持发光装置102的辐射率。
In this paper, the design principle and characteristic of an optical critical Angle sensor based on the internal reflection effect are introduced.
文中叙述了一种基于光学内反射效应的角度传感器的设计原理和特点。
The micro Angle error between optical coordinate and mechanical datum coordinate of robot vision instrument due to mechanical assembly can be corrected by high accuracy calibration.
机器人视觉仪器由于机械安装引起的光学坐标系与机械基准坐标系之间的微小的角度误差可以通过高精度标定修正。
The optical path character of Wallaston prisms that have the same structure Angle in the diversity compound mode is analysed.
分析了具有相同结构角的两个渥拉斯顿棱镜在不同方式组合下的光路特性。
Variable Angle spectroscopic ellipsometry (VASE) is a instrument for measuring optical film refractive index and thickness and is a powerful technique for research on new materials and processes.
可变角度的光谱椭偏仪(VASE)是一种测量光学薄膜折射率和厚度的仪器，它对于新材料和新过程的研究是一种强有力的技术手段。
The methods can be real time dynamically effectively control chaotic lasing into stable states and periodic states by adjusting real time optical polarization Angle.
通过实时调控光的偏振方向，这两种混沌控制方法都能实时地、动态地、有效地控制激光混沌进入到稳定态和周期态上。
The result shows that the transmission characteristic is different if the Angle between the direction of wavelength encoding and the direction of array of optical fiber bundle changes.
结果表明：线阵光纤束波长编码传像的效果和特性随波长编码方向与线阵光纤束排列方向夹角的不同而不同。
Principle analysis and experiment result indicate that the optical self-collimation Angle measurement method using CCD as photoelectric transformation element is feasible.
理论分析及实验表明，采用CCD为光电转换元件的光学自准直测角方法是可行的。
The Angle can be calculated based on principle of optical triangulation and so the curvature of corresponding position based on structure parameters.
根据光学三角原理，可以求出该夹角的大小，然后结合检测器的结构参数可以计算出管道相应位置的曲率半径。
It is shown that this orientation method for crystals with large optical Angle is convenient, best and valid.
这个在大光轴角厚晶体上进行定向的方法是方便、快速和有效的。
Exhaustive discussion about the measurement of the optical values, namely, rotating Angle, inclination Angle and compensation Angle, under illuminating the model by linear or circular polarized light.
详细讨论如何利用线偏振光或圆偏振光来测量光学数值：旋转角、倾斜角和补偿角。
The influence of Mg concentration in doping on phase matching temperature, phase matching Angle, optical homogeneity, lattice parameter and density of the crystal is also stated.
掺镁浓度对晶体相匹配温度、相匹配角、光学均匀性、点阵常数和密度的影响。
According to the effect of Angle errors on the chromatic aberrations of an optical system, we also derive the principle of determining Angle errors of a prism.
丈按照角度误差对光学系统色差的影响，导出棱镜角度误差的给定原则。
It is a special application to establish a long optical reference for measuring relative Angle between measurement instruments in optical engineering.
建立测量仪器之间相对角度测量用的长的光学参考基准，是光学工程中的一种特殊应用。
The expressions of the nonlinear optical rotation additional Angle in some special conditions are given.
给出了在特定条件下非线性旋光附加角的表达式。
Angle deflection is an effective operation on optics, which is widely used in optical switch and variable optical attenuator.
角度偏转是光操作的一种方式，在光开关和光衰减器有广泛的应用。
The optical system of the flame-observing tube is discussed in detail and the result of the optical system design with a turning angle prism is given in this paper.
在本文中，对火焰观测仪的光学系统作了详细讨论，并给出带有转角棱镜的光学系统设计的结果。
The way to turn the optical path of a small stereomicroscope (XTX) and the technology to duplicate the angle-mirror are briefly related.
本文简单地叙述了小型体视显徽镜(xtx)光路转折的方法和角镜复制的工艺。
The optical electric axial Angle encoder is a kind of widely used optical electric sensor for Angle detecting.
光电轴角编码器是一种应用广泛的光电角位置传感器。
The characteristic curves of the waveguide loss versus the number of transpositions and crossing angle are drawn out, which conform to the expcted loss characteristics of crossed optical waveguide.
本文利用最佳端焦耦合法对交叉光波导的损耗特性进行了测量和研究，绘制了波导损耗随交叉次数和交叉角的变化曲线。
Incremental optical electric axial Angle encoder usually adopts zero position grating providing absolute zero position in order to prevent from data fault during electricity failure suddenly.
为了防止突然断电时造成数据错误，增量式光电轴角编码器通常采用零位光栅提供绝对零位信号。
The basic principles of multi-parameter tunable optical fiber grating wavelength tuner based on stress, displacement, space angle are analyzed and relative experimental researches are performed.
在模拟分析的基础上，设计了一种基于应力、位移、空间角度的多参数可调谐的光纤光栅波长调谐器，并进行了实验验证。
The quantity in relation to the coupling efficiency of an optical fiber:lasing mode, divergence angle, numerical aperture, focal diameter and precision optical fiber coupler are discussed.
围绕光纤耦合效率相关的量：激光模式、发散角、数值孔径、焦斑直径、精密光纤耦合器等问题进行了讨论；
It is called the optical wedge, when the refraction Angle of the refracting prisms is tiny.
当折射棱镜折射角很小时，称之为光楔。
The effect of the incident angle on the optical path difference, state of polarization and interference fringes of the system is deduced in detail.
具体分析推导了光线入射角变化对这种新型的可调横向剪切量萨伐尔偏光镜的光程差、偏振度以及对系统干涉条纹的影响；
The effect of the incident angle on the optical path difference, state of polarization and interference fringes of the system is deduced in detail.
具体分析推导了光线入射角变化对这种新型的可调横向剪切量萨伐尔偏光镜的光程差、偏振度以及对系统干涉条纹的影响；
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