The flagship TSN-880 spotting scope benefits from over 60 years of optical design and engineering. The exquisite focus system has been refined to new levels of sensitivity providing a quick and fine dual focus system - easily operated by the touch of a finger, The quick focus, with a large and easy to turn knob, will focus from infinity to five meters in two revolutions. The fine focus, with smooth movements and pinpoint accuracy, is extremely useful at high magnifications and for digiscoping systems where pinpoint control of focus is required. Operation out in the field is sublime.
 
THE ULTIMTE VIEWING EXPERIENCE,
KOWA PURE FLUORITE CRYSTAL.
Fluorite crystal delivers the best viewing experience available today, eliminating virtually all chromatic aberration and delivering images of outstanding resolution and contrast.
Fluorite is considerably more difficult to handle than optical glass, it requires highly advanced processing technology.
Kowa put forth extra care, time and technique to produce the ultimate viewing experience with a pure fluorite crystal lens. It’s what makes Kowa unique.