80mm large object lens stronger light gathering capabilities detail imaging is brighter. 20-60X magnification allows you to see details of distant objects. Variable 20-60 times magnification and 105ft~52.5ft/1000yds field of view. Twist-up eyecup provides you a more comfortable viewing.
FMC coating can improve the lens transmittance, reduce the loss of light reflection so that the eye can receive more light.