Feature: l Brand new and high quality l It can provide bright and stable light performance for your devices l The bulb is not easy to break, long service life l Replacement part for Osram HLX64640 64642 G6.35 bulb l Widely used in microscopes, optical instruments, photometers, projectors, measuring equipment, optical fiber applications, endoscopes, dental curing repairs, biochemical analyzers, ophthalmic inspection equipment, slide and film viewers, etc. Specification: l Types: 64640 150W, 64642 150W (Optional) Model: 64640 l Specifications: 24V 150W l Lamp foot: G6.35 l Life: 50H l Diameter: 11.5mm l Filament height: 32mm l Overall length: 50mm l Lumen: 6000lm l Color temperature: 3400K Model: 64642 l Specifications: 24V 150W l Lamp foot: G6.35 l Life: 300H l Diameter: 11.5mm l Filament height: 32mm l Overall length: 50mm l Lumen: 6000lm l Color temperature: 3400K Package: l 1x Bulb