Diameter of lighthead (mm):615/615
Illumination at 1m (Lux):140000/140000
Brightness control range:10-100% stepless adjustment
Color temperature (Kelvin):3500-5000
Color rendering index (CRI):≥96
Temperature rise (Surgeon head)(℃):≤2
Temperature rise (Surgical field)(℃):≤1
Total irradiance Ee (W/m2):≤760
Radiant power Ee/Ec (mW/m2lux):≤4
Effective focusing depth (cm):100
Lighting spot size (cm):22-31
L1+L2 depth of illumination (cm):100
Bulb type:LED
Bulb brand:OSRAM
Bulb quantity:75+75
Bulb power (w):1
Average bulb life (hours):≥50000