技术参数：
|
型号 |
LM-3 |
LM-2 |
|
测试功能 |
亮度（Y） |
|
|
镜头焦距 |
f =85mm |
|
|
观察视场角 |
8° |
|
|
测量视场角 |
2°/ 1°/ 0.2°/ 0.1° |
1° |
|
测试距离 |
0.4m～infinite |
|
|
最小测量尺寸 (0.4m测试距离条件) |
~Φ11mm (2° field of measurement) ~Φ5.6mm (1° field of measurement) ~Φ1.1mm (0.2°field of measurement) ~Φ0.6mm (0.1°field of measurement) |
~Φ6mm |
|
亮度范围 |
0.001~10000cd/m2 (2° field of measurement) 0.01~40000cd/m 2(1°field of measurement) 0.1~1000000cd/m2(0.2°field of measurement) 1~4000000cd/m2(0.1°field of measurement) |
0.001cd/m2 ~ 100,000cd/m2 |
|
亮度精度 |
±3% reading+1digit (according to standard JJG211-2005) |
|
|
亮度重复性 |
±0.5% |
|
|
通讯接口 |
RS-232-C |
|
|
显示方式 |
LCD display window |
|
|
供电 |
AC220V（通过交流适配器） 或标配锂电池 |
|
|
标配 |
主机、交流适配器、RS232通讯线、软件、锂电池、铝箱 |
|
