Features:. Multi coated lenses. Light weight and compact. Fast focus eyepiece. Protective rubber armor outer coating. Spy monocular with 90-180 degree pivoting. Specifications:. Magnification: 10x. Objective Dia(Mm): 21.00. Fov At 1000 Yds: 342 . Exit Pupil(Mm): 2.10. Exterior Finish:Black. Lens Coating: Ruby. Length: 2.80 .