Design according to IEC61341，the test method of central luminous intensity and beam angle for reflecting light, this instrument can be used to test the cross section luminous intensity distribution curve, central luminous intensity and effective beam angle of LED assembled luminaries and LED lens system with diameter less than 75mm.

• Meets the requirements of China & IEC standards;

• The system can be measurement  by C-γ  coordinates;

• Measured data match international standard form and can be applied for lighting design by other lighting design software;

• RS-232C interface, compatible with all kinds of computers; meet the international standard;

• Measuring distance: 0.1m~ 0.75m/1m(Option);

• Max test size: 75mm, 2Kg;

• Horizontal axis: -0°～360° ;

• Vertical axis: -90°~90°;

• Angle accuracy: 0.02°;

• Measuring range:0.01lx-2000lx;

• Intensity Range：10mcd～1000cd；

• Mismatching factor: Class 1;

• Continuous measurement in 360°circle;

ULG-1680B: Visible Detector

ULG-1680NIR: NIR Detector