Leupold® uses some of the most advanced and efficient lighting technology currently available in MX™ components. High efficiency provides long runtimes at any setting, exceptional runtimes on low output settings. Our drive electronics are maximized to deliver an exceptional balance of brightness, function, and efficiency so users get the illumination they need for the longest possible time. Leupold LEDs are bin sorted and carefully selected to provide only the most consistent, natural white light available. Our True White™ LEDs produce an optional 5500k to give users a light that the eye responds best to in the widest variety of ambient lighting conditions.