光通量

基于复合抛物面收集器的LED光通量测量的研究

Study on LED ′ S luminous flux measurement using a compound parabolic concentrator

分别对这两组驱动电路，从电路性能（包括功率、光通量、发光效率和电路效率）和EMC性能等方面进行了测试比较，得出较为合理的设计方案。

We conducted a series of performance tests ( including power , luminous flux , luminous efficiency and circuit efficiency ) and EMC test .

LED光通量测量中的自吸收效应及校正

Self-absorption Effect and its Correction with Integrating Spheres to Measuring LEDs Luminous Flux

提高光通量的软X射线非周期多层膜的数值模拟

Numerical simulation of disorder soft X ray multilayer for a maximum integrated reflectivity

经过光学封装技术的改善，可以大幅度地提高大功率LED灯串的出光率（光通量）。

By improving the optical encapsulation , the luminous flux of LED can be improved greatly .

研究了在蓝光芯片加黄色荧光粉制备白光LED方法中，色坐标位置对光通量的影响。

The influences of white light LED packaging process on its performance are discussed in this paper .

该混光光源可以提高LED光源的DLP微型投影机的光通量。

The light flux of the DLP micro-projector used for the LED mixed light is increased .

照度充足：LED照明瞬时启动，并达到额定光通量而且无开关损耗，LED发光角度可调节，满足您多种照明需要。

Adequate illumination : LED lighting instant start and achieve the rated flux and no switching losses , LED light-emitting angle can be adjusted to meet your variety of lighting needs .

但大功率LED与常规产品的光通量以及白炽灯和荧光灯等通用性光源相比，还有一定距离。

However , compared with the luminous flux of the general lighting products such as incandescent light bulb and fluorescent tube , high power LED , as a kind of light source , some gaps still exist .

基于双Wollaston棱镜偏振干涉成像光谱仪的光通量分析

Analysis of optical flux about polarization interference spectrometer based on double Wollaston prisms

对光参数的测试只需对光通量，发光强度，光强分布，光谱功率分布及色度等重要的参数等进行测试，色度也是LED重要的物理参数之一。

Parameters of the test light only on the luminous flux , luminous intensity , light intensity distribution , spectral power distribution , color and other important parameters . LED color is also one of important physical parameters .

通过对白光LED的构成和电流/温度/光通量的分析，可知在蓝宝石衬底和环氧树脂的界面间涂敷一层硅橡胶能改善光的折射率。

And by analyzing the composing of white LED and relations between current , temperature and luminous flux , refractive index is improved the interface between the sapphire underlay and epoxy resin by gelatinizing a layer silica gel .

从WSR的各个波长的光通量公式出发，计算WSR的光子产额；

The photon yield is calculated according the WSR flux formula at first .

用照度计测定设定被照面上照度值E的变化，从而间接确定灯工作时环境温度T对其光通量Φ的影响。

Variations of the designed value of intensity of illumination ( E ) on the illuminated surface are measured by using illumination photometer , therefore the effect of environment temperature of lamp on its luminous flux (Φ) is indirectly determined .

经封装后初步测试结果表明，有光子晶体结构的比没有光子晶体结构的LED器件在光通量、光效率以及光辐射功率等方面最高分别提高了22.3%、36.65%、14.23%。

After chip packages , the initial test results indicated that PC-LEDs had clearly improvement than that without PC structures in the flux , light efficiency and light radiation with the highest increases by 22.3 % , 36.65 % , 14.23 % respectively .

7，对CIE光源测试标准进行了修正，提出了采用标准光源A的LED器件光通量测试方法，为所参与制定的LED器件光学性能测试方法行业标准提供了依据。

We made amendment to the CIE measuring standard and proposed the LED device luminance measuring method using Standard Light Source A , which contributes to the establishment of Measuring methods for Optical properties of LED industry standard .

和采用单个Wollaston棱镜的光谱仪相比，这种新型的成像光谱仪具有更高的光谱分辨率和光通量。

Compared with the spectrometer based on single Wollaston prism , the new polarization imaging spectrometer has higher spectral resolution and optical throughput .

根据几何光学原理，将内壁光滑的V形折板倒置于光源的下方，反射一部分由电光源直射的光通量Φ，降低光源下方透光面的光斑。

On the principle of the geometrical optics , we may lay a V shaped folded plate structure under the light source for reflecting a part of luminous flux (Φ) of lighting point blank to drop the brightness of light spot under the light source .

对石英光释光谱进行了混沌分析，结果表明，石英光释光通量随激发时间的演化为一混沌动力学行为，其Lyapunov指数为0.22040.2865，混沌吸引子的分维值为3.604.20。

The chaotic characters of OSL spectrum of quartz were analyzed . The results show that the OSL spectrum of quartz is a chaotic dynamic system with the Lyapunov exponent of 0.2204-0.2865 and the fractal dimension of 3.60-4.20 for chaotic attractors .

光通量和温差对马铃薯试管苗生长的影响

Effects of PPF and DIF on Growth of Potato in Vitro

电光源光通量及光效的简捷测定

A simple and direct measurement for luminous flux and light efficiency

离轴球形粒子对高斯波束的散射光通量的计算

The scattering luminous flux calculation of off-axis spherical particle to Gauss beam

汽车车灯光通量测试系统的研制

Development of Testing System On luminous Flux of Vehicle lamp

光通量：一个光源的光量子流量。

Flux : The stream of photons coming from a light source .

用积分光度计测量光通量的精度分析

A Measuring Precision Analyses on Luminous Flux by Integrating Photometer

文中导出了光通量与光子速率的理论计算公式；

The theoretical formulas of luminous flux and photon rate are derived .

不同光源发出的光通量在空间的分布是不同的。

Different source of flux in the space out the distributions differ .

圆台棱镜定位偏差分析及光通量补偿原理

Location deviation analysis and principle of luminous flux compensation for the cone prism

测量单位面积光通量的单位。

A measure of luminous flux per unit area .

光通量是偏振干涉成像光谱仪的关键参量之一。

Opticalfluxis an important parameter of polarization interference spectrometer .