Wattage: 100 | Voltage: 20 | Average Life Hours: 300
Ushio USH103D 100 Watt Short Arc Mercury Lamp (Long Life)
The Ushio USH103D is a 100-watt short-arc mercury lamp engineered for fluorescence microscopy, diagnostic imaging, and analytical instruments requiring stable UV and visible illumination. Built with enhanced electrode technology, the USH103D delivers a longer average life of ~300 hours, reducing downtime and replacement frequency compared to standard 100W mercury lamps.
This lamp is cross-referenced with Olympus, Nikon, Zeiss, Leitz, and AO/Reichert systems, making it a reliable and versatile choice for laboratories and research facilities seeking dependable performance with extended service life.
Olympus: BHRFL, BH2RFL, IMT2RFL (8-B192)
Nikon: Fluorescence microscopy systems (select models)
Leitz: LH100Z, LH102Z (500-138)
Zeiss: 3800-18-4060
AO / Reichert: 649, 8-B192/HBO/103/2
Equivalent / Cross-Reference Lamps:
Ushio USH102D (Olympus systems)
Ushio USH102DH (Nikon systems)
Osram HBO 100/2 (69217)
78589, 69217, BC2389
Long-Life Upgrade: ~300-hour average life, extending replacement intervals
High radiance and stable arc output
Strong UV and visible spectral output for microscopy and fluorescence imaging
Cross-compatible across multiple microscope manufacturers
Reduces downtime and maintenance costs compared to standard 100W lamps
⚠️ Safety Notice
Contains mercury and emits UV radiation. Operate only in enclosed, interlocked housings designed for short-arc lamps. Allow lamp to cool before handling.
Phone
1-800-533-7548
Hours
8am - 5pm CST Mon-Fri
Address
10210 Forest Lane
Dallas, TX 75243
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