Heraeus Q2428 Z11 - MHL-13 Graphic Arts Light Bulb - Description - Metal Halide - Watts 1000W - Volts 135V - Spectral Range 400-450nm - Process Diazo - MOL (A) 159mm - Arc Length (B) 75mm - Diameter (C) 28mm - Lead Wire Length 300mm - Base Ceramic - Contact Wire-Insulated Heraeus Q2428 Z11 - MHL-13 Graphic Arts Light Bulb