Vanguard Long view Endeavor Hd82a 20 ENDV82HD

Observe clearly in twilightHigh light transmission to allow you to observe your target in twilight or at dawn.Optical design for crystal-clear images.Long view with extremely low light dispersion, delivering a clear, precise image.Capture the precious moment. Long view for digiscoping. The optional adapter (ref. PA-202) can be used with a fixed-lens digital SLR camera, a digital compact or a smartphone. The digiscoping function gives amateur photographersOutdoor or hunters, the possibility of adapting their camera to capture the precise animal scene.The lenses are made from ED glass, "Extra-Low Dispersion Light" with extremely low light dispersion, for the most accurate observation, with faithful color reproduction and no chromatic aberration. Dispersion is a measure of how colors are distributed by the prism as light passes through it. Cooler colors in the spectrum, such as blue, have shorter wavelengths, and are more curved. This creates chromatic aberration, generally seen as a blu...