Riflescopes, binoculars, spotting scopes, rangefinders: when you're shopping for optics, there is so much variety as to boggle the mind. Prices range from reasonable to ridiculous, but when it comes down to it, you get what you pay for, with some exceptions. Here are 10 items that blew me away at the show. --Jay Cassell Konus M30 scope Trijicon crosshair Bushnell Elite 6500 scope Zeiss rangefinding scope Nitrex binoculars Brunton Echo scope Nikon Monarch scope Nikon rangefinder Minox binoculars Minox DEC