TSN-55 PROMINAR

55mm 17-40x PURE FLUORITE CRYSTAL ULTRA COMPACT SERIES.
Travel Light – See bright. Introducing the revolutionary TSN-55 PROMINAR, a remarkable spotting scope crafted for adventurers who demand unparalleled optical performance.

Portable Perfection in the Palm of your Hand

As the newest addition to the prestigious PROMINAR fluorite crystal scope series, the TSN-55 PROMINAR introduces an ultra-compact option that encapsulates all the exceptional benefits of its lineage.
Compact yet robust, the TSN-55 PROMINAR measures just 10" in length and weighs a mere 34oz, making it an ideal travel companion. It’s designed to be effortlessly portable without sacrificing image quality.

55mm Pure Fluorite Crystal Objective Lens

This marvel of optical engineering combines portability with premium performance, featuring a 55mm pure fluorite crystal lens that brings unprecedented clarity and colour accuracy to your observations.
The TSN-55 PROMINAR excels in its class thanks to Kowa’s exclusive use of PROMINAR pure fluorite crystal, which eliminates colour aberration to produce images of startling clarity and brightness. Whether you’re birdwatching or exploring vast landscapes, this scope ensures vivid, sharp, and lifelike visuals.

Exquisite Engineering and Dual Focus

The spotting scope benefits from the PROMINAR dual-focus system that provides rapid and fine focusing adjustments, ensuring you can quickly
adapt to changing scenes and capture intricate details with ease. This precision focusing system is a testament to Kowa’s advanced Japanese
engineering and craftsmanship.

The TSN-55 PROMINAR excels with superb ergonomics and user-friendly features, including a filter thread that accommodates the optional Kowa TP-58FT filter for enhanced protection, a versatile tripod mount for quick and secure attachment to any tripod or monopod and a smooth twist shunshade.

  • NEW 17-40x WIDE ZOOM

    The scope offers a versatile17-40x magnification range. The
    integration of the renowned TE-11WZ II eyepiece into the body not only maintains the compactness but also expands the field of view by up to around 50% compared to its
    predecessor, the TSN-550, allowing for a more immersive viewing experience.

  • TOUGH AND DURABLE

    Durability is paramount in the design of the TSN-55 PROMINAR. Its body is fully sealed and nitrogen-filled, making it completely waterproof and resilient against harsh environmental conditions. The objective lens is
    protected with Kowa’s innovative KR coating. which repels dust, dirt, and moisture from building on the surface.

  • EYEPIECE EXCELLENCE

    The optical performance of the scope is dramatically enhanced with the integration of the renowned TE-11WZ II PROMINAR wide-angle zoom eyepiece technology, previously reserved for PROMINAR large objective models. The eyepiece features Kowa high grade XD lenses, perfectly matched to enhance the performance of the 55mm pure fluorite crystal lens.

Product Video

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Features and Specification

  • TSN-55S PROMINAR | ANGLED

  • TSN-55S PROMINAR | STRAIGHT

FEATURES

  1. 55 mm Objective Lens
  2. 58 mm. Filter Thread
  3. Aiming Sight
  4. Twist Out Sunshade
  5. Dual Focus Wheel
  6. Tripod foot
  7. Eyepiece cap strap holder
  8. 17-40x wide zoom
  9. Eye-relief cap

SPECIFICATION

  TSN-55A (Angled) TSN-55S (Straight)
Objective Lens Diameter 55 mm. 55 mm.
Lens Material Fluorite Crystal Fluorite Crystal
Field of View (ft./1000yds) 192 ft. - 105 ft. 192 ft. - 105 ft.
Minimum Focus  9.2' 9.2'
Magnification 17-40x 17-40x
Length 10 in. 10.8 in.
Weight 34 oz. 33.8 oz.
Filter Size 58 mm. 58 mm.

WHAT'S IN THE BOX

  • TSN-55 PROMINAR 17-40x Spotting Scope
  • Objective Lens / Eyepiece Cap
  • Cleaning Cloth

USEFUL DOWNLOADS

Instruction manual

WARRANTY

Limited Lifetime Warranty, subject to normal wear and tear, to its original owner when purchased from an authorized, North American Kowa retailer. To view our full warranty policy, please click here.