照度均匀度

一种照相机成像平面照度均匀度检测系统

A system for examining the illumination uniformity of camera imaging planes

对摄像机成像的理论前提和实际过程，进行了详细的介绍。一种照相机成像平面照度均匀度检测系统

Researches are mainly focused on the following aspects : Firstly , introduce detailedly the theory and real procession of the camera imaging . A system for examining the illumination uniformity of camera imaging planes

使用光学设计软件对设计结果进行光线追迹，结果表明被照面上的照度均匀度达到了预期效果，设计误差较小。

The design results are validated by ray tracing in some optical design software . And the results reveal that the illuminance uniformity on the target plane reach the expected goal .

在圆形光斑情况下，通过正逆向结合的方法，照度均匀度由原来的60%提升到90%多；在矩形光斑情况下，通过逆向反馈优化的方法，照度均匀度提升了一倍。

Through the combination of two methods , the illuminance uniformity increases from 60 percent to more than 90 percent in the circular circumstance ; Through the reverse feedback method , the illuminance uniformity is doubled for the rectangular .

针对LED路灯的照度和均匀度进行了实地测量和分析，得出一定的结论，并指出LED路灯在灯具设计上、在照度均匀度的问题上还需改进。

The illumination and uniformity of the LED street lamps were measured , and the results show that the design of illumination and uniformity of the LED street lamps should be improved .

从建筑物理学的角度，论述了体育馆比赛厅自然光环境的照度、均匀度、光照不利因素等，并对比赛厅照度分布曲线进行科学的分析，建立了照度分布曲线的理想模式。

Reviewed the illuminance and homogenous degree of natural light , disadvantage factor of daylight in ways of architectural physics and set up an ideal model of illuminance distribution curve ;

计算表明，此方法降低了球场照度的不均匀度，提高了篮球场照度的均匀性。

Calculations show that this method decreases the field 's illumination ununiformity , and increases the uniformity .

优良的照明质量不但要有合适的照度，还要求有较高的照度均匀度；不但要求光源有较好的显色性和色温，还要达到较低的眩光指数。

It requests to has high color rendering property , color temperature and needs low glare index .

通过研究室外景观道路的照度水平，提出了特定灯具型式下道路平均照度的近似计算方法，进而计算出近似的道路纵向照度均匀度；

By means of studying illuminance level of outdoor landscape road lighting , the paper presents approximate method of calculating road mean illuminance of specified luminaire , further it calculates approximate longitudinal uniformity ratio of illuminance .