SENTRY ST520 Illuminometer Temperature Brightness LED Lamps Tester ST-

Features:
1.Precision instrument for light luminance and color coordinate
2.Meet CIE (International Commission on Illumination) photopic spectral response
3.Color temperature or Correlated color temperature
4.Custom reference value of color difference mode
5.Lux or foot-candle unit selection
6.Magnetic mount
7.Tripod socket
Specification:
Receptor
Silicon photocell
Measuring Function
Illuminance: Ev (lx or fcd)
Color Coordinate: (x,y), (u',v') (CIE 1960)
Correlated Color Temperature: CT, Δuv
Color Difference:(ΔEv,Δx,Δy), (ΔEv,Δu',Δv'), (ΔEv,Δu'v'), (One set of reference color)
Measuring Range
Ev=0~80,000 lx (0~7,432 fcd); CT 99,990K Max.
Accuracy
(at 25°C/77°F, 60%RH)
Ev: ±(3%+2 digital) (3,000 lx, standard illuminant A measured)
x, y: ±0.02 (100 lx, RGB LED light)
Resolution
Ev: 0~9999 lx: 1 lx, Over 10000 lx: 10 lx;
0.0~999.9 fcd: 0.1 fcd, Over 1000 fcd: 1 fcd;
CT: 0~9999 K: 1 K, Over 10000 K: 10 K;
x, y: 0.001; u'v': 0.001

Applications:
1.Color LED Lighting
2.Commerical Displays
3.Film and Television
4.Projection Hall
5.Warehouses
6.Art Galleries
7.Museums
8.Schools & Libraries
9.Theatres
10.Arenas
11.Stadiums
12.Office