The TSN-66 PROMINAR is the newest member of Kowa’s PROMINAR family of spotting scopes, boasting exceptional pure fluorite crystal optics that have earned Kowa global acclaim.

With a compact and lightweight body and 66mm objective lens, the TSN-66 PROMINAR is the ideal tool for those who want to travel light, without compromising on image quality when they arrive at their favourite location.

Expanding the PROMINAR pure fluorite crystal family.

Proudly made in Japan, this spotting scope joins a line-up of world-renowned precision optics featuring unique optical coatings and pure fluorite crystal technology. The PROMINAR range has set the standard for optical quality and performance, delivering outstanding image clarity and resolution. The TSN-66 PROMINAR upholds this tradition, and now offers nature enthusiasts the opportunity to experience the precision and clarity of a PROMINAR spotting scope in a more compact and lightweight form.

Experience the truth and beauty of natural colour.

Kowa has always been dedicated to delivering optical products that offer a true-to-life representation of the natural world. For nature enthusiasts and bird watchers, Kowa optics provide an unrivalled viewing experience. With Kowa’s commitment to the highest quality standards and utilising pure fluorite crystal lenses, the products deliver a pure rendition of the view in front of the lens, allowing users to explore and enjoy every detail of the subject.

Lightweight yet tough: Portable perfection.

Strong, light and built to last. The 100% magnesium alloy body not only provides robustness but also ensures a lightweight design. With a fully sealed outer body, this spotting scope is 100% waterproof and nitrogen-filled, making it impervious to the elements. Experience the perfect balance of strength and weight with the TSN-66 PROMINAR, built to last a lifetime. The scope is offered in both Angled (A) and Straight (S) configurations.

Precision Dual Focus

With meticulous attention to detail, this scope delivers exceptional performance and intuitive operation. Our flagship spotting scopes are defined by their dual focus system, and the TSN-66 PROMINAR is no exception. This highly engineered feature provides ultimate control, ensuring flawless and precise operation. With quick focus, you can bring your subject into detail in just a few smooth revolutions. Meanwhile, fine focus provides pin-point fingertip control, delivering the ultimate in focusing accuracy. Whether you’re a seasoned pro or a novice, the TSN-66 PROMINAR’s dual focus system offers flawless operation out in the field.

Kowa System compatible

Cross compatibility is a fundamental feature of all our PROMINAR spotting scopes, including the TSN-66 PROMINAR. With the 100% compatible accessory collar and bayonet mount, you have access to a wide range of interchangeable eyepieces and accessories, making this scope a truly flexible and compact optical tool that can be used for many applications.

The most compact and effective digiscoping option out there!

The TSN-66 PROMINAR series scopes are highly effective digiscoping tools due to their pure fluorite crystal lens, which provides unparalleled image clarity and brightness. Combine this outstanding optical performance with their lightweight and compact bodies and experience the ultimate travel companion for wildlife photographers on the go.

NOW, THERE REALLY IS A BEST OF BOTH WORLDS. Why compromise?
Travel light and experience nature’s true detail with the Kowa TSN-66 PROMINAR.

WHAT'S IN THE BOX

TSN-66A PROMINAR angled spotting scope
TE-11WZ II 25-60x wide zoom eyepiece
Objective lens cap
Cleaning cloth

SPECIFICATIONS

TSN-66 PROMINAR
66MM PURE FLUORITE CRYSTAL SPOTTING SCOPE

Objective Lens Effective Diameter: 66mm
Objective Lens Material: Fluorite crystal
Minimum Focusing Distance: 11.5’
Length 66A zoom kit (inc eyepiece): 14.4”
Weight 66A zoom kit (inc eyepiece): 3.30lb
Filter thread: 72mm

TE-11WZ II
25-60X ZOOM WIDE ANGLE EYEPIECE

Magnification: 25-60x
Subjective field of view (degree): 55-69
Field of view at 1000m: 42-23m
Exit Pupil Diameter: 2.6-1.1mm
Relative Brightness: 6.8-1.2
Twilight Factor: 40.6-62.9
Eye Relief (mm): 17
Weight: 0.80lbs

Eyepiece specification when attached to Kowa TSN-66 series. Specification changes when attached to other spotting scope bodies.

Kowa TSN-66A PROMINAR 25-60x Angled Zoom Kit

Q & A