Kowa TSN-55 17-40x55 Angled Eyepiece Spotting Scope
- 55mm fluorite crystal lens
- 17-40x magnification with wide field of view
- Dual-focus system
- Lightweight and portable at 965g
- Waterproof
- Close focus distance of 2.8m
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The Kowa TSN-55 17-40x55 Angled Eyepiece Spotting Scope is an exceptional choice for birdwatchers, bird photographers, general observation as well as recreational target archers seeking high-performance optics in a compact, portable design. Featuring a 55mm fluorite crystal objective lens, this scope delivers outstanding image clarity and sharpness, making it ideal for capturing intricate feather details and vibrant bird colours, or accurately assessing targets during archery practice. With its 17x-40x magnification, you can easily observe targets from various distances, and the wide field of view (64m to 35m at 1000m) allows you to track fast-moving targets effortlessly.
All userrs will appreciate the angled eyepiece, which ensures comfortable viewing during long observation sessions, while the 17mm eye relief accommodates eyeglass wearers. For bird photographers, the dual-focus system offers both quick and fine adjustments, ensuring you never miss that perfect shot. The multi-coated lenses provide optimal light transmission, enhancing color fidelity even in early morning or dusk light conditions. A separate ring is required for mounting cameras to this spotting scope.
Designed for outdoor enthusiasts, the TSN-55 is lightweight, weighing only 965g, and compact enough to carry on long birding excursions. Its waterproof (IPX7) construction and durable reinforced plastic body mean you can take it into any environment, rain or shine, with confidence. The scope’s minimum focus distance of just 2.8 meters allows you to observe birds up close in incredible detail, making it perfect for a wide range of habitats, from dense forests to open wetlands.
Full Specifications
Objective Lens Diameter | 55mm |
Magnification | 17x-40x |
Exit Pupil | 3.2~1.4 |
Field of View [°] | 3.64~2.00 |
Field of View at 1000m [m] | 64m~35m |
ISO Apparent Field of View [°] | 57°~70° |
Eye Relief | 17mm |
Minimum Focusing Distance | 2.8m |
Coating on Lens | Multi Coating |
Objective Lens Material | Fluorite Crystal Lens |
Focus System | Dual Focus (Quick & Fine Focus) |
Body Material | Reinforced Plastic |
Length[mm] | 255mm |
Weight[g] | 965g |
Operating Temperature [℃] | -10℃~+45℃ |
Storage Temperature [℃] | -20℃~+80℃ |
Waterproof? | Yes - IPX7 |
Tripod Mounting Screw | 1/4" |
Eyepiece Unit | Twist-Up |
Stain & Water Proof | KR Coating |
Strap Connection for Eyepiece Cap | Yes |
Eyepiece Specification | TE-11WZII |
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About Kowa Sporting Optics
Kowa Sporting Optics started from humble beginnings in Japan, 1952 by producing spotting scopes. The brand quickly grew after Kowa Spotting Scopes saw official use in the 1964 Tokyo Olympics. Kowa were quickly discovered and recognised by birdwatchers and nature-lovers, which resulted in the brand gaining exponential traction and popularity across the globe. Today, Kowa Sporting Optics are a well-acclaimed manufacturer of high-quality Binoculars and Spotting Scopes as it is widely known that their quality and reliability is the result of more than half a century of experience and development.
Product Code: KOW-KWTSN-55A
Product Flag | New |
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Eyepiece System | Angled Eyepiece |
Field of View | 64m~35m @ 1000m |
Eye Relief | 17mm |
Close Focus | 2.8m |
Waterproof | Yes |
Fogproof | Yes |
Dimensions | 255mm (L) |
Weight (g) | 965g |