Sightron SIII Binocular Review

Sightron SIII Binocular Review
Made by Sightron Binoculars, the SIII offers a magnification and objective diameter of 10x42. It weighs in at a light 23 oz., and users will find a field of vision (FOV) of 262 feet at 1,000 yards and a minimum focus of 7.5 feet. Additionally, eye relief is 17.5mm, exit pupil size 4.2mm, relative brightness 17.6 and a twilight factor of 20.5. Lastly, the SIII 10x42 has a black rubber finish, is waterproof, offers a roof prism type that is phase coated and has lenses that are designed with anti-reflective, multicoatings to further improve light transmission.

Perks

The SIII series offers manageable, compact size and weight. Appropriate for safari trips, camping and bird viewing, the SIII series waterproof design and antireflective coatings give users good visual clarity through foggy, rainy or bright and dry conditions. The SIII makes focusing easy with just one, large focusing knob to manipulate.

Sacrifices

The major concern for most users will be the price. As of November 1, 2009, the SIII 10x42 series is listed at $419.95. As with all roof prism type binoculars, vision quality is sacrificed for compact design, unlike porro prism binoculars. Also, there are no protective rubber caps around the lenses. Although the lenses are multicoated, the absence of caps allows glare to penetrate into the field of vision slightly.

Bottom Line

For backcountry applications, the SIII series offers a competitive option for those seeking a compact binocular design if price is not a major concern.

Article Written By Mike Biscoe

Mike Biscoe has been writing since 2009. Focusing on travel, sports and entertainment topics, he has credits in various online publications including LIVESTRONG.COM and Trails. He often writes articles covering uncommon travel destinations from firsthand experience. Biscoe holds a Certificate of Completion in acting from the Pacific Conservatory of the Performing Arts.

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