Wattage: 100 | Voltage: 20 | Average Life Hours: 200
Ushio USH102D 100 Watt Mercury Short Arc Lamp - Olympus (see USH102DH for Nikon)
The Ushio USH102D is a 100-watt short-arc mercury lamp engineered for precision illumination in fluorescence microscopy, diagnostic imaging, and other analytical equipment. With a compact arc, high luminance, and stable spectral output in both the ultraviolet and visible ranges, the USH102D delivers consistent performance for demanding optical systems.
Designed as a direct replacement for Olympus fluorescence illuminators, the USH102D also cross-references with multiple part numbers and equivalent models from Osram and other manufacturers. Its 200-hour rated life and stable arc characteristics make it a trusted choice in laboratories and research facilities worldwide.
Olympus: BHRFL, BH2RFL, IMT2RFL (8-B192)
Leitz: LH100Z, LH102Z (500-138)
Zeiss: 3800-18-4060
AO / Reichert: 649, 8-B192/HBO/103/2
Equivalent / Cross-Reference Lamps:
Ushio USH102DH (Nikon systems)
Osram HBO 100/2 (69217)
78589, 69217, BC2389
High radiance with compact, stable arc
Strong UV and visible spectral output for microscopy and analytical use
Reliable 200-hour lifespan under standard use conditions
Widely cross-referenced across Olympus, Zeiss, Leitz, AO/Reichert, and Osram models
⚠️ Safety Notice:
Contains mercury and emits UV radiation. Operate only in enclosed, interlocked housings designed for short-arc lamps. Allow the lamp to cool before handling and follow manufacturer safety guidelines.
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