Zooms up to 60x ndash impressive long range visibility large 77mm objective lens waterproof fogproof and nitrogen purged angled so scope can be used in a lower position wide field of view to follow your subject easily single focus knob tripod compatible designed to perform well in all scenarios the praktica delta 20 60x77mm spotting scope delivers clear bright imagery at a competitive price whether you enjoy bird watching hiking or discovering new landscapes this outdoor inspired scope stands