Kowa 501 Scope and 20-40x eyepiece

Sale price£269


Enjoy close up views of nature anytime with the Kowa TSN-501 spotting scope. Small and light enough to always be with you whether at home, the park or trekking out in the hills.

See flowers and insects with incredible detail using the close focus capabilities. A responsive focus wheel and smooth 20-40x twist zoom makes operation easy for any age. Kowa optical technology produces high resolution and clarity even in such a compact optic making a moment more memorable and immersive, then capture it forever with your smartphone using the Kowa smartphone adapter.*

* See KOWA website to check latest compatible smartphone models. Requires additional TSN-AR 66Z adapter ring.

TSN-501 is fully waterproof and nitrogen filled, this tough little scope is designed to perform in harsh environments. Weighing only 400g, the TSN-500 series spotting scope is light enough to take with you even on the longest treks and expeditions.


TSN-500 series is the perfect choice for archery and target shooting, with a magnification of 20-40x – quickly observe your target in great clarity. With close focus performance down to just 2.5m – enjoy incredible detail of plants and insects at up to 40x magnification.


The TSN-500 series is so lightweight and easy to use for all ages, enjoy at home, at the range or out in the great outdoors.

Kowa TSN-501 Scope

Technical Specification

Exit Pupil: 2.5mm~1.3mm

Eyepiece: Fixed zoom

Field of View at 1000m: 40m~28m

Magnification: 20-40x

Minimum Focusing Distance: 2.5m

Objective lens Diameter: 50mm

Size: 239mmx125mmx72mm

Weight: 400g

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