TEKLIGHT ORDER # CROSS REFERENCE DESCRIPTION PRICE 1-9 EACH PRICE EA QTY 10 + LS-390158 Zeiss 39-01-58 Operation Microscope OPMI 1, OPMI 6 & OPMI 9 6V / 30W $25.00 Box of 10 $21 /Each TECHNICAL SPECIFICATIONS: Watts: 30W Volts: 6 Amps:  5 Average Life: 80 Hrs. Base: P47D Filament: C6 Length: 63mm Brass Ring Diameter: 22mm Lumens: 400