ZF series Surgery Shadowless Lamp, uses the entire seal streamline from single lamp holder design, the ideal surgery lighting equipment of the modern operating room. It has the well cold light, and good depth illumination, smart change and hand arm system, so it suitable for any surgery operation. Technology Parameter: Mode ZF700-500 Illumination (LUX) 80,000-160,000 60,000-120,000 Color Temperature (K) 4500±250 Diameter of spot 100-350 Depth of spot ≥1200 Brightness adjusment 8-stage continuons light adjustment Serice range for temperature rise ≤10 Temperature rise on head of patient under surgical ≤2 Mains voltage 220V/50Hz Input power 400 Mains input 1000h Bulb power 150/150 Shift of major and stand by lamps √ Minimum height for installation 2900