Luminance Range

• 0.2 - 200 cd.m^-2
• Other luminances ranges require attenuation using ND filters

Repeatability

    Y

• ±1 %(1 cd.m^-2 < Y < 200 cd.m^-2)
• ±3 % (0.2 cd.m^-2 < Y < 1.0 cd.m^-2)

   x,y

• ±0.002 (1 cd.m^-2 < Y < 200 cd.m^-2)
• ±0.005 (0.2 cd.m^-2 < Y < 1.0 cd.m^-2)

Accuracy

Measured with D65, 40 cd.m^-2

  Y

• ±3 %
• ±0.004

   x,y

• ±0.004

D65 and other luminances

  Y

• ±5 % (0.2 cd.m^-2 < Y < 1.0 cd.m^-2)

   x,y

• ±0.006 (1 cd.m^-2 < Y < 200 cd.m^-2)
• ±0.014 (0.2 cd.m^-2 < Y < 1.0 cd.m^-2)

Sampling Time

• Auto set according to monitor refresh rate (20 cd.m^-2 < Y < 80 cd.m^-2)

Physical

• Mass: 180 g
• Captive cable 1.5 m long, type A plug
• Screen attachment is via an integral black rubber suction cup

Interface

• Windows 98 SE, Windows Me, Windows 2000, Windows XP
• Communication and power via USB (1.5 Mbps) interface
• Control via vsgDesktop display calibration software or LightScan software