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1)  background light
背景亮光
2)  background brightness
背景亮度
1.
Influence of background brightness and dazzle on collision avoidance of night navigation ships;
背景亮度及眩光对夜航船舶避碰的影响
2.
The image processing method is used to study the law of visual brightness with the changing of target brightness and background brightness,and the images of background brightness and their characteristics are obtained,which provides theoretical basis for quantitative design of lighting systerm.
利用图像法研究了视觉亮度随目标亮度和背景亮度变化的规律,得出了视觉亮度随目标亮度变化图像以及视觉亮度随背景亮度的变化图像及其特征,为照明系统定量设计提供了理论依据。
3)  Background luminace sensor
背景亮度计
4)  background-light
背景光
1.
To eliminate the interference of background-light with measurement of turbidity, In this paper , mainly introducing and analyzing a new method in which modulating magnitude of light be employed to deal with it.
主要介绍和分析在浊度测量中为避免背景光的干扰,采用调制光强测量浊度的新方法,并介绍如何对从光 信号到电信号的非线性转换作线性化处理。
2.
To eliminate the interference of background-light with measurement of turbidity,In this paper,mainly introducing and analyzing a new method in which modulating magnitude of light be employed to deal with it.
主要介绍和分析在浊度测量中为避免背景光的干扰,采用调制光强测量浊度的新方法,并介绍如何对从光信号到电信号的非线性转换作线性化处理。
5)  background light
背景光
1.
Study on background light compensation of one-dimension PSD;
一维PSD背景光补偿的研究
2.
Study on Measuring Background Light by Intelligent Technology;
背景光智能测试技术研究
3.
A novel method to eliminate the disturbance of background light for PSD;
一种消除PSD背景光干扰的新方法
6)  strong light level background
强光背景
1.
Image enhancement method of small target in strong light level background;
一种强光背景下小目标图像的增强方法
补充资料:辐射亮度
分子式:
CAS号:

性质:又称辐照亮度,辐射度。符号为L。对于平行光束,它等于光源在某个给定方向上,通过或射离无限小的面积元时的辐射功率P除以与光束在给定方向的正交平面上的面积元的垂直投影面积所得之商。若光束与给定方向之间的夹角为ψ,则L=(dP/dS)/cosψ。当在所考虑的面积上辐射功率为常数时,可简化成L=P/(Scosψ)。其SI制单位为W/m2。对于在包含给定方向ψ在内的固体角dω的锥体元中行进的发射光束来说,辐射亮度为d2P/(dωdScosψ)。其SI制单位为W/(m2·sr)。

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