光反射

The second dichroic filter 408 may also reflect light emitted from the second wavelength converting element 412, e.g., green or red light.

第二二向色滤光片408也可反射从第二波长转换元件412所发射的光，例如，绿光或红光。

Thus, for example, where the wavelength converting element 110 generates green light, the dichroic filter 106 will transmit all the blue or ultraviolet light produced by light emitting device 102 and reflect the green light.

因此，例如，在波长转换元件110生成绿光的情况下，二向色滤光片106将透射发光装置102所产生的所有蓝光或紫外光并且反射绿光。

Under the condition that the maximum index change at the core-cladding interface and absorption coefficient were constant, the numerical results indicated that the reflectivity of cross-mode coupling peak between LP_ 01 and LP_ 11 modes varies parabolically with the saturation length of index change.

仿真结果表明，在纤芯和包层边界的最大光致折射率变化量和纤芯吸收因子不变的情况下，随着纤芯折射率变化的饱和长度的增大，LP01和LP11模间的互耦合反射峰呈抛物线形变化，当饱和长度增大到一定值后，互耦合反射峰随饱和长度的增大而逐渐减小并最终消失；同阶LP模的自耦合反射峰随饱和长度的增大而增大。

For the requirement of high efficiency light emitting diode luminaries and the characteristics of automotive headlamp exit beam,based on non-imaging optical theory,a theory model for new type LED parabolic reflector optimal design is established to maximize the utilization of light energy of the reflection cup and to realize the asymmetric light intensity distribution of the headlamp exit beam.

针对当前发光二极管灯具的高效率要求和汽车前照灯出射光束特点，根据非成像光学理论建立了新型LED抛物反射器优化设计的理论模型，实现了反射杯光能利用率的最大化和前灯出射光束的不对称光强分布，进而依据该模型设计了新型反射式LED汽车前照灯光学系统。

Under the same conditions, the mode distortions induced by the tilted mirror are smaller for the plano-concave resonator with the Gaussian-reflectivity, and the relations of the field distributions with Gaussian-reflectivity to the tilt angles are different from those with even-reflectivity.

同等条件下，高斯反射率平凹腔腔镜倾斜对谐振腔引起的模畸变小于均匀反射率平凹腔，且基模光场及本征值随镜倾斜的变化关系稍不同于均匀反射率平凹腔。

We present a new method for alignment optical axis and axis of rotation in laser direct writing system using reflection of plane grating.

提出一种光栅反射对准法：在极坐标激光直写系统中利用光栅反射聚焦光斑来校准光轴和工件台的转动轴；被光栅反射的聚焦光斑成像在CCD上。

A reflection type diffraction grating according to the present invention has a structure in which a metal film as a first layer with reflectance not lower than 30 % with respect to the wavelength of incident light and a transparent dielectric film as a second layer are laminated successively on the surface of the reflection type diffraction grating.

本发明的反射型衍射光栅的结构以金属膜为第一层，相对于入射光波长，具有不低于30％的反射率，以透明绝缘膜为第二层，所述第一和第二层依次被层叠在所述反射型衍射光栅的基底表面上。

The effect caused by variation of distance between spectrometer and diffuse plane, angle from the light axis of the spectrometer′s entrance slit to the diffuse plane′s normal, distance between standard lamp and diffuse plane are analysed, and optimized conditions for spectral radiance calibration are obtained.

通过计算，对光谱仪与漫反射板的距离、光谱仪入射狭缝的光轴与漫反射板法线的夹角以及标准灯与漫反射板的距离等影响光谱仪标定的因素进行分析，得到了最佳的标定条件。

The ray from the plasma lamp will go through into the light pipe with little incident angle after reflection by the reflector, and then the total reflection of the ray will occur among the prismatic reflecting films. Some ray may come to the end mirror and will be reflected back, and only a little of rays pass through the prismatic reflecting films, most of the rays will go forward by the action of the bottom light extracting surface and go out to be lighting.

等离子灯球发出的光线经过反射器反射后，以很小的入射角进入到导光管，光线在棱镜反光膜管子内进行全反射，到达丙烯酸树脂管端底镜面的光线，再反射回到管子内部，只有少量的光线透过棱镜反光膜出来，最终大部分光线通过管子底部的光线提取面引出管外，传送到所需要照明的宽广区域（见图7）。

Tip 5: A mirror material is very similar to Chrome: Black diffuse color, no specular highlights and Raytrace 100% in the reflection map.

提示5：镜像材质和铬材质非常像：黑色的漫反射颜色，没有反射高光已经反射贴图里的100%强度的光线追踪。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。