Bushnell 10 x 42 Trophy
Bushnell 10 x 42 Trophy binoculars offer travelers one of the best options for an affordable price. Designed to be waterproof and fogproof, the Trophy model has sealed internal components and replaces oxygen inside the binocular tubes with a nitrogen-purge, preventing fogging due to mildew or mold. The surface is ribbed rubber to prevent slippage, though at 28 oz. you are unlikely to drop them. Additionally, the Trophy has Bak 4 prism-coated glass, to cut down on glare. The field of view is 304 feet and the outer diameter and exit pupil size collect sufficient light at 42 mm and 4.2 mm respectively. Lastly, eye relief, important to full field of view for those wearing glasses, measure 18.3 mm.
Pentax 10 x 43 DCF SP
For mid-range options, consider the Pentax 10 x 43 DCF SP Binoculars. A magnesium-alloy frame keeps weight at a svelt 25 oz. and the DCF SP is waterproof and submersible to 1 m. Lenses are multicoated for better light transmission, which makes the DCF SP another good choice for varied weather conditions. Protected by a limited lifetime warranty, these binoculars are designed to withstand scratching on all external lenses and are covered with a smooth rubber surface. Additionally, these are roof-prism binoculars, offer a field of view of 315 feet, an outer diameter of 43 mm, exit pupil size of 4.3 mm and eye relief is set at a narrow 17 mm.
Nikon 8 x 42 EDG
Nikon's top-of-the-line binocular, the 8 x 42 EDG, has cutting-edge design for an expensive price. If you don't want to settle for anything less than the most advanced design these are the binoculars for you. The main reason these binoculars are exceptional is Nikon's extra-low dispersion glass lenses, multi-coated with anti-reflective compounds, which deliver clarity and color accuracy to new levels. Waterproof and designed to balance in the hands for extended viewing, the EDG offers a roof prism design. Field of view is 403 feet and the outer diameter is 42 mm, with an exit pupil size of 5.25 mm. Eye relief for the EDG checks in at 19.3 mm. As good as these binoculars are, you will need to decide if the 3.2-lb. weight is too much to bear.