Kowa TSN-55S 55mm straight and 17-40x eyepiece

TSN-55A 17-40x wide-angle angled spotting scope

Discover a truly original compact spotting scope, equipped with a 55mm fluorite crystal objective lens, designed to make your adventures unforgettable.

At the heart of the TSN-55A PROMINAR series is a fluorite crystal objective lens. This mineral has extremely low dispersion qualities, a characteristic that surpasses conventional optical glass. This unique quality allows Kowa to eliminate chromatic aberrations and significantly improve resolution and contrast. The integration of fluorite crystal is the signature of Kowa spotting scopes, and the result of decades of innovation. With a length of only 255 mm and a weight of 965 g, the TSN-55A PROMINAR is exceptionally compact, making it the ideal travel companion.

The wide field of view eyepiece with its ED lenses is perfectly designed to maximize the optical performance of the pure fluorite crystal objective lens.