!! Attention the article is no longer available !! The improved new edition of the Merlin-42 2020 has a 42mm lens, a powerful VOx detector, 1482m range and can be used as a handheld or attachment. The device concept has been completely revised, the software is now easier to use, the exchanged collimator lens is now permanently installed and more reliable. A separate screw-on eyepiece is no longer required.