Led Lamp Sentry ST520 Illuminometer Tester ST-520 Chroma Color Meter Light Meter
Features
 
Precision instrument for light luminance and color coordinate
Meet CIE (International Commission on Illumination) photopic spectral response
Color temperature or Correlated color temperature
Custom reference value of color difference mode
Lux or foot-candle unit selection
Magnetic mount
Tripod socket
 

Specification

 
Specifications 
ReceptorSilicon 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

Response TimeApprox. 1 sec.
Temperature Drift

Ev: ±(5%+2 digital) (3,000 lx, standard illuminant A measured)

x, y: ±0.008 (100 lx, RGB LED light)

Humidity Drift

Ev: ±(3%+2 digital) (3,000 lx, standard illuminant A measured)

x, y: ±0.005 (100 lx, RGB LED light)

Operation Temperature
0~50°C (32~122°F, <80%RH)
Store Temp.
-10~60°C (14~140°F, <80%RH)
Dimensions

Main Instrument: 140 X 49 X 29mm ( 5.51" x1.93"x1.14")

Sensor Probe: 165 X 50 X 36mm ( 6.50" x1.97"x1.42")

Weight
179g (6.31 oz.) without battery
Accessory
9V Battery, Instruction manual, Carrying Case

Applications
 
Color LED Lighting
Commerical Displays
Film and Television
Projection Halls
Warehouses
Art Galleries
Museums
Schools & Libraries
Theatres
Arenas
Stadiums
Office
 
Fri, 17 Jun 2022 21:19:04 GMT 637911263444125931 0700738A5C161B1B


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