Bausch + Lomb 33.29.10 Vintage Transformer Power Supply, Microscope Light Source

Bausch+Lomb (31-35-30) Vintage Microscope Illuminator, Transformer Light Source

Bausch & Lomb 33-29-10 Transformer Power Supply, for microscope light. Untested

AO Scientific Instruments Microscope Light Source & Power Transformer Model 655

USB LED Light Rechargable Microscope Lighting Bottom Supplementary Lamp Source

A/O American Optical Model 395 Microscope Transformer, 30 Watt Lamp Power Supply

AO Scientific Instruments microscope Light Source model: 655

Bausch & Lomb Microscope Lamp / Light Source / Illuminator Transformer 31-35-28