Hawke Nature-Trek 20-60x80 Angled Spotting ScopeHawke Nature Trek 20 60x80 Angled Spotting Scope Following the success of their mid range Nature Trek binoculars, Hawke have also introduced a range of Nature Trek Spotting Scopes with brilliant performance for scopes at this price. Fully Multi Coated Optics On all Nature Trek Spotting Scopes, the lenses are fully multi coated. Combined with BAK 4 Porro prisms, these coatings minimise glare or other unwanted reflections to ensure the quality of images