Celestron 71199 Cometron 12x70 Binoculars (Black) Wide field of view reveals a larger portion of the night sky, allowing you to view more of the comet's impressive tail Large 70mm objective lenses have tremendous light-gathering ability, ideal for astronomical use; Multi-coated optics Large exit pupil provides maximum light in nighttime and low-light viewing conditions Extended eye relief for comfortable viewing with or without eyeglasses Strong yet lightweight aluminum and polycarbonate housing The included tripod adapter allows the binocular to be used on a tripod for extended viewing sessions