Paired vixens
Two 4.9-inch f/5 refractors power the Orion-Vixen giant zoom binoculars.
Mention binoculars and small, low-power, hand-held instruments come to mind. While the majority of these are just that, a special breed of large binoculars far exceeds this stereotype. Giant binoculars usually have objective lenses larger than 70mm with magnifications of 10x or greater. All are too heavy to support by hand and must be used with a tripod or other mount. Recently, Orion Telescope Center of Santa Cruz, California, introduced three mammoth binoculars into the United States. The trio...