BUY Celestron Ultima 10x42mm Porro Binocular. Qualified orders eligible for FREE S&H and FREE RETURNS. Color: Black, Magnification: 10 x, Objective Lens Diameter: 42 mm, Prism System: Porro, Prism Material: BAK-4, Eye Relief: 15 mm, Exit Pupil: 4.2 mm, Field of View, Linear: 342 ft at 1000 yds, Field of View, Angle: 6.5 degrees, Optical Coating: Fully Multi-Coated,
BINOCULARS Focus System: Center Focus, Twilight Factor: 20.49,