The Carson Optical Tracker is a full featured binocular, with fully multi-coated lenses that reduce internal glare and reflection and assure crisp, bright images. Special ruby-tinted coatings provide infra-red and ultra-violet protection, reducing eye strain and improving image contrast. The Tracker includes a common center focus knob with independent right diopter adjustments to offer maximum focusing flexibility for all types of vision. From Buy.com for $29.98
The Carson Optical Tracker 8 x 21 mm binocular showcases fully multi-coated lenses that reduce internal glare and reflection and assure crisp, bright images. Special ruby-tinted coatings provide unsurpassed infra-red and ultra-violet protection, reducing eye strain and improving image contrast. It includes a common center focus knob with independent right diopter adjustments to offer maximum focusing flexibility for all types of vision. From Buy.com for $49.98
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