The only thing the Trinovid BCA 10x25 Binoculars doesn't have is bulk. At approximately 9 oz. and with 10x magnification you get the optimal combination of greater resolution and compact size. Encompassing the features of the full-size models, the Trinovid BCA 10x25 is a perfect companion for hunting, birding or sporting events. Leica Trinovid BCA lenses are multi-coated with an innovative High Durability Coating (HDC) to resist abrasions and enhance light transmission for outstanding color fidelity. The roof prism design keeps the profile sleek and a central focusing knob easily adjusts to a perfect focus. When you want the viewing power without the weight and fatigue of larger binoculars, the Trinovid BCA 10x25 Binoculars make a perfect companion for casual nature walks or demanding backwoods hikes.