Voltage 12, Wattage 30, Lumens 800, Base PG22, Shape T3, Overall Length (mm) 40, Life Hours 50, Color CLEAR, 54022, 12V-30W-PG22 BASE-50HR-T3, Manufacturer: Osram-Sylvania Nikon - 89705 Slit Lamp - 64260 Replacement Light Bulb - Equipment to Lamp - 54022 - 12V-30W-PG22 BASE-50HR-T3 - Manufacturer: Osram-Sylvania