If you are looking for the best thermal monoculars, you have come to the right place. Thermal monoculars use thermal imaging technology to detect what you can’t be able to see with your naked eye. Made to provide 24/7 operation, the best thermal monoculars can be used during the day and night as well.
They also have a high detection range that enables different users to see through smoke, dust, fog, and foliage. With a multitude of thermal monoculars available in the market today, choosing the best device to meet your unique needs can be a tedious process.
Below is a review of the best thermal monoculars available in the market, as well as a comprehensive buying guide to give you a head start.
1) Leupold LTO Thermal Tracker
The Leupold LTO Thermal Tracker is one of the best all-around thermal imaging monoculars. It is compact and extremely lightweight. Suitable for daytime and nighttime use, this LTO tracker offers unparalleled performance in any environment.
With up to 750 yards detection range, this thermal tracker makes it easier to identify targets regardless of their size. The new Beacon mode allows you to effortlessly recalibrate the screen and improve daytime use, while the 6 different thermal color palettes make it suitable for use in adverse lighting conditions.
Made for rugged outdoor use, this thermal tracker is fully waterproof, fog-proof, and shockproof. The rugged aluminum housing ensures many years of field use, while the gorilla glass display ensures rugged reliability and durability. It is strongly recommended for use in cooler temperatures.
Features
- Fully waterproof, fog proof, and shockproof
- Legendary Leupold ruggedness
- Dual functionality: Sees heat signatures at night and during the day
- Multipurpose application
- Rugged aluminum housing
- Gorilla glass display which enhances reliability
- 7x digital zoom
- 750 detection range
Pros
- Designed and assembled in the USA
- Compact and lightweight
- Reasonably fair price
- 6 color palettes
- Perfect for hunting ad night tracking
Cons
- Poor image quality on maximum zoom
- Doesn’t record photos or videos
2) AGM Global Vision Asp-Micro TM160 Thermal Imaging Monocular
The Asp-Micro TM160 Thermal Imaging Monocular is an excellent choice for new hunters looking for short-range thermal monoculars. This handheld monocular is lightweight and easy to carry around.
It is equipped with a 160×120 infrared detection ideal for use at night and a highly sensitive inbuilt thermal detector that works during the day and at night as well. The built-in rechargeable Lithium battery provides up to 7+ hours of continuous use under any weather condition.
Furthermore, this thermal monocular features a built-in memory module that supports both image capturing and video recording. Apart from having a reasonably fair price tag, this unit is also backed by a 3-year warranty.
Features
- Wi-Fi connectivity
- Built-in rechargeable battery
- Sturdy and durable make
- 160×120 high-sensitivity built-in thermal detector
- Easy to use
- Built-in memory module
- Distance measurement and target tracking
- Type C interface
Pros
- 24/7 operation
- 7+ hours of continuous runtime
- Reasonably affordable
- Multipurpose application
Cons
- Limited zooming
- Relatively low refresh rate
3) FLIR Scout TK Handheld Thermal Imaging Monocular
The FLIR Scout TK Handheld Thermal Imaging Monocular is a pocket-sized thermal monocular with outstanding night-time performance. For starters, this high-quality thermal monocular has a 100 yards detection range suitable for outdoor and home security use.
Professionally built to ensure reliable performance, this unit makes a great security tool for everyday use. The compact and lightweight design makes it portable and highly convenient for back-country trips.
Better yet, it is easy to operate and suitable for beginners and professionals alike. Made for rugged outdoor use, this thermal vision monocular is fully waterproof and fogproof. It also comes with a weather-resistant casing that adds on durability and nine different video pellets suitable for use in adverse lighting environments.
Features
- 100-yard detection range
- The rugged, weatherproof casing that enhances durability
- 9 different video pellets
- Remarkably affordable
- Adjustable brightness settings
- High-resolution image and video recording
- Fully waterproof and fogproof
- Pocket-size that’s highly portable
- Rechargeable battery with 5+ hours continuous runtime
- Superb night vision performance
Pros
- Suitable for both daytime and nighttime use
- Easy to operate
- Lightweight, portable, and great for backcountry trips
- Single hand use
Cons
- Limited zooming
4) ATN OTS-HD 384 1.25-5X Thermal Monocular
If you are looking for a thermal monocular with HD resolution, the ATN OTS-HD 384 1.25-5X Thermal Monocular is your ideal option. This thermal monocular works equally well during the day as it does at night.
In case you get lost in the wild, this monocular has an E-compass that will help you find the right direction. On top of that, it has a smooth and digital zoom for viewing long-range targets. Built on a true strength platform, this thermal monocular is fully weatherproof and shockproof as well.
The whole unit weighs about 2 pounds, letting you have an easy time carrying it around. It also comes with a gyroscope for image stabilization and Wi-Fi connectivity for sharing recorded videos and pictures.
Features
- Runs on 4 AA batteries
- High image quality
- Outstanding long-range detection
- 2-8x smooth and digital zoom
- Built-in range finder, e-compass, and gyroscope
- Wi-Fi streaming
- Effective for quick surveillance needs
Pros
- Affordable
- Suited for both daytime and nighttime use
- Multipurpose application
- 8+ hours of continuous runtime
Cons
- Heavier
5) Trijicon Electro Optics IR Patrol LE100 19mm Thermal Imaging Monocular
The IR Patrol is a high-end thermal imaging monocular with a high-end price tag as well. Made for outdoor use, the IR Patrol monocular features a rugged body construction that’s fully weatherproof.
This monocular comes with a thumbstick controller that’s simpler and enjoyable to use compared with the conventional buttons. It also features an extremely essential quick command mode tactical feature that offers full customization.
Made with long-range hunters in mind, this monocular is compatible with Afocal magnifiers that double or triple your lens magnification as well as the monocular detection range. Additionally, this product is designed to be intuitive and easy to operate with no more searching for buttons in the dark. To top it all, this monocular is super lightweight, weighing less than a half kg.
Features
- Fully waterproof and fogproof
- High-quality nighttime performance
- 6061 aircraft-grade aluminum construction
- Intuitive and easy to operate
- Compatibility with Afocal magnifiers/lens multipliers
- Rugged body design
- Full digital display
- Advanced thumbstick controller
- Optional 2x and 3x magnification
Pros
- Digital e-zoom
- Lightweight
- Ergonomic, non-slip design
- Reliable performance in all lighting conditions
Cons
- Could have done better on the eye relief
- Expensive
6) FLIR LS-XR Handheld Thermal Imaging Monocular
If you are looking for unisex thermal imaging monoculars, the FLIR LS-XR Handheld Thermal Imaging Monocular is your best option. This multi-purpose thermal monocular provides unparalleled thermal visuals during any time of the day.
It comes with a 5x magnification and a long-range detection range. Weighing about 0.75 pounds, this thermal monocular is quite lightweight and easy to maneuver around with. It also features intuitive and simple control knobs that make single-handed operation a walk in the park.
The ambidextrous design comes with a non-slip grip that’s secure to hold even in wet weather or when wearing gloves. Whatever you want to see, this monocular will make it easier for you.
Features
- Easy to operate
- Versatile 5x magnification
- Unparalleled thermal vision
- Simple one-hand operation
- InstAlert hot object highlighting
- High-resolution thermal core
- Unisex design
- Rechargeable battery
Pros
- Lightweight and portable
- Multipurpose application
- Secure, non-slip grip even when wearing gloves
- Molle pouch included
Cons
- Expensive
7) Pulsar Axion Key Thermal Monocular
If you are looking for compact thermal monocular that’s lightweight and easy to use single-handedly, the Pulsar Axion Key Thermal Monocular is your best option. Suitable for both short and long-range animal scouting and spotting, this monocular features a 2x optical zoom that’s supplemented by 4x digital zoom.
It also features a 320×240 thermal resolution that meets the needs of every average user. The rugged magnesium alloy housing enhances strength and durability while keeping weight at a minimum. The monocular also has 8 color palettes ideal for use in different lighting conditions.
For reliable performance in all weather conditions, this pocket-sized monocular is fully waterproof with an IPX7 waterproof rating. It also comes with a built-in video recording option. With a heat detection range of 180m, this tool offers great value for money.
Features
- A perfect tool for scouting and spotting
- 180m heat detection range
- Rugged magnesium-alloy housing
- Fully weatherproof
- Compact pocket-sized design
- Picture-in-picture digital zoom
- 320×240 thermal resolution
- High and smooth optical zoom
- Video and photo recording
Pro
- Lightweight
- Single hand operation
- 16GB memory card
- Stream video app supported
Cons
- Could have done better on the thermal resolution
- Expensive
8) Pulsar Helion 2 Thermal Monocular
The Pulsar Helion 2 Thermal Monocular is a top-rated monocular suitable for multiple outdoor activities. It has a detection range of up to 2,000 yards suitable for long-range applications. The user-friendly interface makes it quick and easy to operate.
With a high image frequency rate of 50Hz, this monocular provides snug views throughout the rapid motion. Better yet, it is fully waterproof, fog-proof, and shockproof as well. It runs on rechargeable batteries that provide up to 8+ hours of continuous runtime.
Its thermal sensor has a 640×480 resolution that gives you high-quality thermal images that are second to none. On top of that, this monocular has a built-in video recording option. This makes it easy for you to capture all the images and record videos as well. All these impressive features are packed in a compact unit that’s also lightweight.
Features
- Fog-proof, dustproof, and IPX7 waterproof rating
- 5-20x magnification
- Powered by a rechargeable battery
- 50Hz refresh rate
- Built-in video recorder with 8GB onboard storage
- 640×480 thermal resolution
- 8 different color palettes
- Updatable software
- User-friendly interface
- Suitable for a wide range of operation temperatures
Pros
- Lightweight
- Easy to operate
- 8+hours continuous run time
- Long detection range
Cons
- Expensive
- Narrow field of view
9) Vortex Optics Impact Laser Rangefinders
If you are looking for a cheap yet quality laser range finder, the Vortex Optics Impact Laser Rangefinder is your best choice. This lightweight rangefinder is easy to use for both beginners and professionals.
Made with bow hunters in mind, this laser rangefinder offers reliable short and long-range performance. The fully multicoated optics deliver bright and clear images regardless of the lighting conditions. For all-weather reliability, this product is fully waterproof and fog proof.
It is powered by one CR2 battery that’s long-lasting and easy to find. The rugged aluminum housing ensures many years of field use while keeping weight at a minimum. This rangefinder also comes with an adjustable eyepiece diopter suitable for different users. Lastly, all the modes can be set to read in yards or meters.
Features
- Rugged aluminum housing
- Waterproof and shockproof
- Fully multicoated optics
- Adjustable eyepiece diopter
- Versatile 6x magnification
- Intuitive and easy to operate
- Scan feature used to range mowing targets
Pros
- Lightweight
- Budget-friendly
- Multipurpose application
Cons
- Runs on a disposable battery
10) AGM Taipan TM19-384 Thermal Imaging Monocular
Lastly on out recommendation for the best thermal monoculars is the AGM Taipan TM19-384. This is an excellent thermal imaging monocular for novice hunters. It is equipped with a 384×288 infrared detector and a 1280×960 LCOS display. The lightweight design makes it great for travel and easy to operate single-handedly.
The in-built thermal sensor provides excellent image views in any environment. Better yet, this monocular comes with a decent magnification level suitable for varying ranges. It also works well in different temperatures by detecting and marking the hot spots of the highest temperatures.
For reliable performance in different environments, this tool is fully weatherproof. It is also backed by a 3-year manufacturer warranty. It is mainly used in law enforcement, anti-smuggling, criminal seizing, search and rescue, hunting, and travel among others.
Features
- Built-in video recording/snapshot capturing
- Versatile 8x digital zoom
- Wi-Fi connectivity
- Intuitive and user-friendly design
- Highest temperature target tracking
- 384×288 infrared detector
- Superb nighttime performance
- Built-in rechargeable lithium battery
- More than 7.5 continuous runtime
Pros
- Compact and lightweight
- Limited 3-year warranty
- Multipurpose use
- Day and night operation
Cons
- Expensive
Further Reading
Best Thermal Monoculars Buying Guide & FAQs
Factors to Consider when Buying the Best Thermal Monoculars
Given the wide variety of thermal monoculars in the market, here are some of the important factors to consider before making the final purchase.
Cost
How much you spend on a single thermal monocular model depends on how much your set budget is. High-end thermal monoculars are going to run you over $1,000 on a single piece.
However, thermal monoculars are mostly a one-time investment. So, even if you spend such a huge amount of money, it is going to be worth it. You can still find models under $ 1,000 as well.
Thermal Resolution
The other important factor to put into consideration is the thermal resolution. Thermal monoculars detect heat signatures through the thermal sensor. As a result, the bigger the thermal resolution, the more sensitive the monocular becomes which translates to superior image finesse.
Beginner-level thermal monoculars roughly have 160×120 thermal resolution. On the other hand, mid-range monoculars have 384×288 thermal sensitivity, while high-end models have a tremendous quality of 640×480.
Detection Range
The detection range in any thermal monocular tells you how far you can spot a target. The detection range varies from one monocular to the other. For beginners, it spans 100 yards and extends up to 1,000 yards with a high-end model.
If you are interested in long-range targets, go for the high-end models. However, if you are interested in a thermal monocular for home surveillance, hunting, and other outdoor sports, a monocular that can effectively manage over 200 yards is more than enough.
Durability
As earlier stated, thermal monoculars are mostly a one-time investment. This calls for a durable model to ensure many years of service. When thermal monoculars are well-maintained, they can last for more than a decade. If the monocular has bigger optics, it’s bound to be more vulnerable.
Additionally, a monocular used for hunting and other outdoor sports is always subjected to accidental falls, pressure, and weather elements. Luckily, most thermal monoculars are fully waterproof, fog-proof, and shockproof. These handy features ensure reliable performance in any environment.
Power
A thermal monocular without a proper power source is rendered useless. It’s therefore important to check the type of battery and the number of hours the battery lasts during continuous operation. Just like in smartphones or tablets, Wi-Fi and Bluetooth applications will drain the battery faster. So make sure that you select a device that offers long battery life.
A battery with a continuous run time of at least 7+ hours is more than enough for multiple applications. Try and avoid thermal monoculars that run on disposable batteries. Instead, go for those that are rechargeable as they are cheaper to run and maintain in the long run.
Magnification
Thermal imaging monoculars also offer magnification abilities. However, their magnification is quite different from that of regular scopes. Thermal monoculars tend to distort or break into multiple pixels as you zoom in. That’s why most don’t have high magnification like scopes.
The type of zoom is also an important factor to look out for. It can be digital, optical, or a combination of the two. Digital zoom works great on close-range targets. On the other hand, optical zoom performs better for long-range targets. A combination of the two makes the monoculars suitable for both close and long-range targets.
Operating Temperature
Mother Nature is always unpredictable, especially when you are out there in the field. To ensure reliable performance in all weather conditions, the thermal monocular needs to be waterproof.
You should also make sure that the model you choose is capable of operating across a wide temperature range. In most cases, good-quality thermal monoculars have a temperature operating range of -20 to 50 degrees Celsius.
Color Palettes
Thermal monoculars with multiple color palettes give different heat values to different targets and areas. These targets are then given a specific color for your view feed. The darker shades represent targets that emit less energy while brighter ones represent creatures with high infrared radiation.
The main benefit of having multiple color palettes is that it makes it easier to differentiate tiny details. There are also more color charts to choose from to cater to people with color blindness.
Related Post: Best Night Vision Scopes
Best Thermal Monoculars FAQs
Q: Which is Better, Thermal or Night vision?
It depends. Night vision devices use light present in the environment. On the other hand, thermal imaging devices focus on heat signatures that come from the target. This means that in dark conditions, a thermal imager will outshine the night vision counterpart.
Q: Can a Thermal Monocular See Through Smoke?
Yes. Since thermal monoculars don’t require light to detect images, they are not affected by smoke or any weather conditions. You can therefore detect a target through smoke, dust, fog, and complete darkness.
Q: How Much Do Thermal Monoculars Cost?
It depends. If you are comprehensive on a few features, you can find a quality thermal monocular for under $500. On the other hand, high-end monoculars cost more with some models going over $1,000. Such devices have high thermal sensitivity and high-quality resolution suited for long-range detection.
Q: Is Thermal Imaging Harmful?
Not at all. Thermal imaging is just a technological advancement that detects targets using heat signatures. Every creature that emits infrared radiations can be easily detected and recorded as an image or video using a thermal monocular.
Q: Are Thermal Monoculars Legal?
Yes. All thermal equipment is legal. However, some states prohibit hunters from hunting at night. Always make sure that you check with your local state laws and see what is prohibited and what isn’t.
Conclusion
Although most thermal monoculars are expensive, their diverse applications make them worth it. Given the wide selection on the market, we have made it easier for you to find the best thermal monocular.
All of the thermal monoculars we have listed above are high-quality products each with a wide range of applications. If you have been looking for the best thermal monocular, we hope that this review has provided you with all the information you need to make the right purchase.