large LED illuminator cabinet provides uniform and highly calibrated illumination across the surface with 9 present light levels:

Level: 1: 3 cd/m²

Level: 2: 10 cd/m²

Level: 3: 40 cd/m²

Level: 4: 85 cd/m²

Level: 5: 120 cd/m²

Level: 6: 160 cd/m²

Level: 7: 320 cd/m²

Level: 8: 400 cd/m²

Level: 9: 800 cd/m²

this configuration allows for testing under several different luminance levels with optional charts in high contrast, low contrast and threshold contrast and different test distances - chart storage in back - universal power supply (24Vdc 72W)  - remote control - sold without charts and stand - 70 x 66 x 8 cm - 8Kg