23-Oct-2026
Walk into any gun shop or scroll through any shooting forum and the same three names keep coming up when the talk turns to thermal and digital night vision: HIKMICRO, Pulsar and InfiRay. All three sell a wide range, all three have loyal owners, and all three can leave a first-time buyer staring at a spreadsheet of model numbers wondering where to start.
This guide cuts through it. We are not going to pretend one brand wins every time, because it does not. Instead, we look at what each is generally known for, which kind of UK shooter tends to suit which, and what to check before you buy new or used. We keep to general comparisons rather than quoting specifications, because ranges change every year and the listing in front of you is always the best source for exact details.
First, work out what you actually need
Before comparing brands, settle the job the optic has to do. Thermal imaging picks up heat, so a fox crossing a stubble field or a rabbit in a hedge-bottom shows up as a bright shape whatever the light, and it copes well with fog, drizzle and light cover. Digital night vision amplifies available light and usually gives a more familiar picture, which many shooters find easier for identifying a target. Plenty of ranges from all three brands offer one, the other, or a hybrid, so always check which type a particular model is before you get attached to it.
If you are still deciding between the technologies, our thermal vs night vision guide and our ten-question explainer on thermal and night vision are the best place to start. Then come back here to pick a badge.
Browse: Thermal and optics · HIKMICRO thermal and optics · Pulsar thermal and optics · InfiRay thermal and optics
HIKMICRO: The value-minded all-rounder
HIKMICRO has built its UK reputation on putting capable thermal and digital day-and-night optics within reach of shooters who would once have found the technology out of range. That is why so many first-time thermal buyers start with the brand, and why the second-hand market for it is lively. Its line-up covers handheld monoculars for scanning, clip-on units, and full riflescopes, and several models are offered with a built-in laser rangefinder.
Typical HIKMICRO owners are pest controllers, farm and estate shooters, and keen amateurs who want the most capability for the money. If you search for a model such as the Alpex 4K Lite, it is worth reading a proper write-up first, and we have one in our HIKMICRO Alpex 4K guide as well as a look at the HIKMICRO Falcon FQ50. Note that the Alpex family is a digital day-and-night line rather than a pure thermal one, which is exactly the sort of detail that catches buyers out.
Browse: HIKMICRO sights · HIKMICRO Alpex 4K Lite · HIKMICRO Alpex · HIKMICRO Stellar 3.0
Pulsar: The long-established name
Pulsar has been making night vision and thermal equipment for a long time, and in the UK it is often the brand people name first when you ask what other shooters use. Its range is broad, from entry-level digital units through to premium thermal riflescopes, and it also makes clip-on and add-on devices that let you use a daytime scope you already own.
That breadth is the main attraction. If you want something for a specific purpose, such as a clip-on for an existing scope or a hybrid that blends thermal and digital imaging, Pulsar usually has a model aimed at it. Owners tend to talk about its software, the range of accessories, and the strong resale market. The trade-off is that the best models sit toward the premium end, so the brand is not always the cheapest way in.
Browse: Pulsar sights · Pulsar Thermion Duo · Pulsar Digex · Pulsar thermal and optics
InfiRay: The one to watch
InfiRay is the newest of the three to many UK shooters, and it is worth a look precisely because competition keeps the whole market honest. It makes thermal monoculars, scopes and clip-on devices, and its pricing and feature sets have encouraged more buyers to consider thermal rather than staying with a torch and a lamp.
Because it is a less familiar name to some, it pays to be a careful buyer: check what is included in the box, ask about warranty and UK support, and look at how well a particular model holds its value. For shooters who are happy to do that homework, InfiRay can be a smart route into thermal.
Browse: InfiRay thermal and optics · Thermal and optics · APS thermal and optics · Hawke optics
How to choose between them
Rather than ranking the brands, match the optic to the shooting you actually do.
If you spend most nights scanning open fields for foxes and rabbits, a good handheld monocular for spotting plus a mounted scope can matter more than which badge is on the side. If you stalk deer or shoot from a high seat, think about clarity at the distances you realistically shoot and whether a built-in rangefinder earns its place. If you already own a good daytime scope, a clip-on can save you from buying a complete new sight.
A few questions are worth asking about any model from any of the three brands. Is it thermal, digital night vision, or a hybrid? What are the lens size and sensor resolution, and do they suit your typical range? How long does the battery last, and can you charge or swap it in the field? Does it record video, and do you want that? What does the manufacturer’s UK warranty cover? A well-informed answer to those questions will tell you more than any brand reputation.
Browse: Thermal and optics listings · Sights · Moderators · Gun parts and accessories
Buying new or second-hand
Thermal and night vision equipment depreciates, which is good news if you are buying used. A second-hand unit from a careful seller can be a real bargain, and the technology moves slowly enough that last year’s model is often still excellent. As with any used optic, ask for photos of the lens and eyepiece, confirm the battery holds a charge, and make sure all the cables, mounts, and chargers are included.
If you are selling, include clear photos, say which generation you have, and list everything in the box. Listings that answer a buyer’s questions before they ask them tend to attract serious interest. Our budget thermal and night vision roundup is a useful companion if you are still setting a spending limit.
Browse: Thermal and optics · HIKMICRO · Pulsar · InfiRay · Zeiss
FAQ
Which is the best thermal scope brand in the UK? There is no single winner. HIKMICRO is popular for value, Pulsar for range and ecosystem, and InfiRay for competitive pricing. The right one depends on your budget, the shooting you do, and the range you need.
Is thermal imaging better than night vision in fog or rain? Thermal generally copes better with poor weather because it detects heat rather than light, while digital night vision can give a more detailed picture in clear conditions. Many shooters choose based on the conditions they most often face.
What is the best budget thermal scope for pest control? That depends on your budget and range, so compare several entry-level models from different brands side by side. Our budget roundup is a good starting point, and used listings can stretch your money further.
Is the HIKMICRO Alpex 4K a thermal scope? The Alpex family is generally a digital day-and-night line rather than a pure thermal range, so always check the product description to confirm what a specific model does.
Ready to browse?
Whether you are comparing a first monocular or upgrading a complete rig, the thermal and optics section on Rightgun.uk is the quickest way to see what is available from sellers across the UK. Browse the listings, compare models side by side, and, if you have kit to sell, list it for the shooters who are searching for exactly that.
Further reading: Thermal vs night vision scopes, Best thermal and night vision scopes in the UK by budget, HIKMICRO Alpex 4K guide, and HIKMICRO Falcon FQ50.
