FMC eyepiece: using all-optical glass as raw material, using FMC broadband coating technology, good light transmission and clearer imagingFMC objective lens: 42mm classic caliber, using FMC coating process, higher transmittance, better color reproductionIncrease the focus wheel: the focus wheel increases the design, with the anti-slip stripe, it can quickly and accurately focus, the operation is faster and more convenientDiopter adjustment ring: Even if the left and right vision is not the same, it can be corrected by the diopter adjustment wheel, precise focusLens cap: The product is equipped with an objective lens cover and an eyepiece cover. Covering the cover effectively prevents dust from entering the lens.
Objective lens diameter: 42mm
Eyepiece diameter: 20mm
Outlet diameter: 4.2mm
Field of view angle: 6.8
Binoculars Night Vision High-Definition 10X42 Waterproof Concert Telescope Black ZKKLENZCA