A thermal clip-on turns the day scope you already own into a night-capable rifle without re-zeroing — but only if it's mounted correctly. Fitting one comes down to two matched parts and one careful measurement. This guide explains how a clip-on attaches, what you need to buy, and the mistakes...

Crank the zoom on a thermal scope and the image gets bigger — but blockier and softer too. That's not a fault; it's how digital zoom works. Understanding it will make you a better shot, because the cleanest, most useful image on any thermal is almost always at or near...

384 or 640? It's the question that decides most thermal scope purchases — and the marketing answer ("640 is better") is misleading. The truth is more useful: at the same lens, a 384 and a 640 reach about the same distance. What changes is the field of view. This guide...

"How far can a thermal scope see?" is the most common question we get — and the honest answer is that it depends far more on the objective lens than on the sensor. This guide explains what actually sets a thermal's reach, the difference between detecting, recognising and identifying a...