Hamamatsu Corporation L5431 - SHORT-ARC TYPE METAL HALIDE LAMP SHORT-ARC TYPE METAL HALIDE LAMP 575W L5431 PATENT PENDING Long Life / 3000 hours FEATURES The Short-Arc Metal Halide Lamp, L5431, suited for the li Rating: 1 ★ (3 votes)
Hamamatsu Corporation L4342 - SHORT-ARC TYPE METAL HALIDE LAMP SHORT-ARC TYPE METAL HALIDE LAMP 150W L4342/L4342-01 PATENT PENDING 4 Times Higher Luminous Efficiency (than Xenon Lamp and Halogen Lamp) White, Poi Rating: 1 ★ (2 votes)