If you're after the brightest optics for absolutely unparalleled performance at night or in low light conditions, consider the brightest binocular made: the Steiner Marine Binoculars. Steiner technology has created HD Nighthunter optics that deliver 96% peak light transmission - the highest ever recorded. Combined with the bright and steady 7 x 50 configuration, you get night time images so brilliant, it's almost like turning on a spotlight. Each Steiner Marine Binoculars is hand built to be military spec, waterproof and shock resistant. 30-year limited warranty.