Product Description To meet the needs of various users, Kowa developed three different eyepieces for the High Lander Binocular. In addition to the standard 32x wide angle eyepieces, optional eyepieces are available in 21x and 50x magnifications. The TSE-21WH is a 32x wide angle eyepiece with 20mm of eye relief and a field of view of 126 feet at 1,000 yards. The TSE-21WH is the perfect eyepiece when an extremely wide field of view is needed. .com The Kowa TSE-21WE High Lander 21x Eyepieces (1 Pair) are designed as an additional option for use with Kowa's High Lander binoculars to meet the alternating needs of various users. In addition to the standard 32x magnification of the wide angle eyepieces that come with the High Lander binoculars, the optional TSE-21WEs are wide-angle eyepieces with a 21x magnification, and twist-up eyecups that accommodate eyeglasses. These eyepieces are easy to replace by simply pulling the original eyepieces out of the socket and inserting the TSE-21WEs. This pair of eyepieces feature individual focusing that ensures optimum clarity is rendered, a real field of view of 3.1 degrees, and an apparent field of view of 65.1 degrees. The TSE-21WEs also feature an exit-pupil diameter of 3.9 millimeters, a relative brightness of 15.2, and an eye relief of 20 millimeters. The TSE-21WE optional eyepieces are perfect when an extremely wide field of view is needed, providing 177.5 feet at 1,000 yards, and are backed by an astounding manufacturer's lifetime of the product warranty.
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