HBO 50 Mercury Bulb For Fluorescence Microscopes

This OSRAM HBO 50 bulb is a fluorescence bub for microscopes with a Mercury Lamphouse. It has a rated life of 100 hours. This is a universal Mercury bulb used in many major microscope brands. Below are the cross-reference part numbers for the 4 major brands that use this bulb.

Olympus Part Number - OSS-69213

Zeiss Part Number - 381916

Leica Part Number - 11500137