Please see OS-1176 a direct substitute.GE CAX Projector Bulb, 110-130v, 50w, fits most ophthalmic chart projectors, including the following ophthalmic instruments:
AO / Reichert Model 1215 Standard Project-O-Chart (P-O-C) Chart Projector
AO / Reichert Model 1217 Standard Project-O-Chart (P-O-C) Chart Projector
AO / Reichert Model 11082 Standard Project-O-Chart (P-O-C) Chart Projector
R.H. Burton Standard Projector
Marco Model CP-1 Standard Projector
Topcon Model CP-5D Standard Projector