Base                    BA15D
Light Type         Tungsten
Voltage              115-125 volts AC
Wattage            30 watts
Brand                 Ushio
Shape Size        S11
Lifetime            50 Hrs

About this item;

Olympus scientific lamp for CH & CH2 microscope.

Also known as BLC and is compatible with;

Bausch & Lomb 31-31-71-03
Bausch & Lomb 31-31-71-05
Eiko 10020 BLC
GE 29140 BLC
Sunlite 70101 BLC