luminous flux

Chemical reagent& General method for the determination of total nitrogen Standard lamps for the measurement of luminous intensity and luminous flux

GB/T609-1988化学试剂总氮量测定通用方法GB15039-1994发光强度、总光通量标准灯泡

By applying the presented approach, the positioning accuracy of the existing system can be significantly improved to obtain the theoretical maximum luminous flux.

这种方法可以显著提高现有系统的定位精度，获得理论最大的光通量。

The luminous flux per unit area at any point on a surface exposed to incident light.

一支蜡烛的点光源在每英尺表面的照度的单位.

It is helpful to reducing the uncertainty of measuring LEDs luminous flux with integrating spheres.

自吸收效应的校正有助于降低用积分球测量光通量的不确定度.

Development of Testing System On luminous Flux of Vehicle lamp

汽车车灯光通量测试系统的研制

The luminous flux, color rendering index and luminous efficiency rises with higher power input, but the color temperature has a sudden rise and then drops slowly.

随着功率的上升，光通量、光效和显色性指数都逐渐上升，但色温则是先快速上升，然后又缓慢下降。

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

离轴球形粒子对高斯波束的散射光通量的计算

Characterzation: high quality quartz bulb, biplanar filament which enables increased illumination, uniform color temperature and luminous flux.

特色: 优质的石英泡壳, 卓越的双排丝结构,独特的防爆装置,亮度更高, 使用更安全.

The experimental results are that the power and total luminous flux are in-creased when the neon component of mixture gases is increased, but the efficacy of the com-pact fluorescent lamps is reduced and lamp voltage is enhanced to be up 5-30%.

实验结果显示，当充入混合气体中氖气比例上升时，灯的功率和总光通量上升，灯的工作电压也上升5～30%，但是灯的光效下降；

In This paper are describe the variations of the total luminous flux, lamp wattage, woring current and voltage across the lamp with different input voltage.

本文叙述了在不同输入电压下，测量灯管的总光通量、灯管功率、工作电流、灯端电压的实验。

Ratio of the absorbed radiant or luminous flux to the incident flux.

吸收的辐射通量或光通量与入射通量之比.

Ratio of the utilized flux to the luminous flux leaving the luminaires.

被利用的光通与离开灯具的光通量之比.

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

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）。

Of a source. The luminous flux emitted above [ below ] a horizontal plane passing through the source.

对光源而言. 高于 [ 低于 ] 通过光源的水平面而发射的光通量.

The calculational methods of luminous flux 、 intensity and illumination in luminaire design are presented.

给出了灯具设计中光通量、光强和照度的计算方法；

In this paper, based on the discussion of light source and blackbody radiation and their spectral distributions, several photometric concepts such as luminous energy, luminous flux, luminous intensity, luminous flux density, and luminance are introduced.

介绍了一般光源以及作为光度学基础的黑体辐射及其光谱分布的基本规律，并在此基础上介绍了光能量、光通量、发光强度、光通量密度、亮度等光度学相关概念。

The measurement of the luminous flux of UHP Power light source is described in this paper.

本论文研究超高压汞灯——UHP灯的光通量测量方法.

They create a uniform value of luminous flux due to the high frequency used.

由于使用高频,电子镇流器产生均匀的光通值.

Lumen : The unit for measuring luminous flux.

流明: 量度光通量的单位.

Luminous flux, color temperature and color rendering property are the three main index in light source.

光通量、色温和显色性是光源的三大重要指标。

Of a source . Quotient of the luminous flux emitted and the power consumed.

某一光源发出的光通量与其消耗功率的比值.