빠른 지원
인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Measurement function： luminance；
Viewing angle： 2°/1°/0.2°/0.1°；
Tolerance of luminance measurement： ±2.5%reading +1digit（According to Chinese national metrological verification regulations JJG211-2005）；
Luminance measurement range(under standard A source)： 0.00005~2,000（1°Viewing angle，different luminance range at different viewing angle）
Minimum measurement distance： standard lens：300mm （focal length：85mm）；
Data storage function, convenient for on site test.
