$1,999.00
New for 2026 Guide TU425S Gen 3 Thermal Scope with ApexVision delivers exceptional thermal clarity, lightweight performance and reliable detection for Australian hunters, fox control and pest management. Featuring a high-resolution AMOLED display, advanced image processing and long battery life, it is built for fast target acquisition and real-world hunting conditions.
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The Guide TU425S Gen 3 ApexVision thermal scope is one of the most impressive compact thermal rifle scopes currently available for Australian hunters, pest controllers and professional land managers.
Designed around a lightweight LPVO-style platform, the TU425S combines a 400×300 12μm thermal sensor, high-resolution AMOLED display, advanced ApexVision image processing, long battery life and a compact hunting-friendly design.
For Australian conditions, where hunters often deal with open farmland, scrub, grass paddocks, timbered country and changing weather conditions, the Guide TU425S offers an excellent balance between detection capability, image quality and portability.
The short answer:
The Guide TU425S Gen 3 is one of the best lightweight thermal scopes for Australian fox control, rabbit shooting, feral animal management and general night hunting where fast target acquisition and mobility matter more than extreme long-range identification.
| Feature | Specification |
|---|---|
| Thermal Sensor | 400×300 VOx Microbolometer |
| Pixel Pitch | 12μm |
| Thermal Sensitivity | 15mK NETD |
| Display | 1920×1080 AMOLED |
| Objective Lens | 25mm F1.0 |
| Detection Range | Up to approximately 1300 metres |
| Weight | Approx. 575g |
| Protection Rating | IP68 |
| Battery Life | Up to 10 hours |
| Image Processing | ApexVision |
| Recording | Video and snapshot |
| Connectivity | Wi-Fi |
One of the biggest advantages of the Guide TU425S Gen 3 is its compact design.
Many thermal scopes available today are large, heavy and can make a rifle feel unbalanced. The TU425S takes a different approach by using a slim LPVO-style body that feels much closer to a traditional day optic.
This makes it particularly suitable for Australian hunters who:
At around 575 grams, the TU425S is significantly lighter than many premium thermal scopes while still offering excellent thermal performance.
The aluminium housing feels solid, the controls are simple to operate in darkness and the IP68 weather protection provides confidence when hunting in difficult conditions.
The heart of any thermal scope is the sensor, and the TU425S uses a 400×300 12μm detector.
While it does not have the higher pixel count of premium 640×512 thermal scopes, the sensor performs extremely well thanks to Guide’s advanced processing technology.
The combination of:
creates a clear and highly usable thermal image.
In Australian hunting environments, this is especially noticeable when scanning:
The scope produces good separation between animals and background, making it easier to identify movement and body shape.
The major feature separating the TU425S Gen 3 from older thermal scopes is Guide’s ApexVision image processing system.
A thermal sensor collects heat information, but the software processing determines how much usable detail the shooter actually sees.
ApexVision improves:
Animals appear with clearer outlines, helping identify:
Lower quality thermal scopes can display grainy or noisy images, especially during slow scanning.
The TU425S provides a cleaner image with improved contrast.
This is particularly valuable in Australia where animals often blend into:
ApexVision does not replace a higher-resolution sensor, but it allows the 400×300 detector to perform at a very high level.
The 1920×1080 AMOLED display is one of the strongest features of this thermal scope.
A quality display is often overlooked, but it has a major effect on real-world performance.
The TU425S display provides:
Compared with older thermal scopes using lower-resolution displays, the difference is immediately noticeable.
The Guide TU425S has a quoted detection range of approximately 1300 metres.
However, detection and identification are very different.
A realistic expectation for Australian hunting is:
| Distance | Performance |
| 0–300m | Excellent identification |
| 300–500m | Very good |
| 500–800m | Detection possible, identification depends on conditions |
| 1000m+ | Heat detection only |
For most Australian pest control scenarios, these distances are more than adequate.
The majority of fox, rabbit and feral animal control occurs well inside the practical identification range of this optic.
The TU425S is particularly well suited to fox control.
Foxes are challenging targets because they are:
The wide field of view from the 25mm lens allows hunters to scan quickly and locate animals without constantly searching through a narrow image.
For property owners conducting regular fox control, the lightweight design is a major advantage.
Rabbit shooting is another area where this thermal scope performs extremely well.
The combination of:
makes it ideal for walking around paddocks or shooting from vehicles.
For smaller targets, the image quality and processing performance are more important than maximum detection distance, and this is where the TU425S performs strongly.
Battery life is another highlight.
With up to approximately 10 hours of operation, the TU425S is suitable for extended hunting sessions.
For Australian hunters, this means:
✓ Extremely lightweight design
✓ Excellent AMOLED display
✓ Strong ApexVision image processing
✓ Great image quality for a 400×300 sensor
✓ Excellent battery life
✓ Ideal for Australian pest control
✓ Easy to carry and scan with
✓ Good value compared with premium thermal scopes
✗ Not designed as an extreme long-range thermal optic
✗ 25mm lens limits maximum magnification potential
✗ Higher-end 640×512 scopes provide more detail at distance
For Australian hunters, farmers and pest controllers, the answer is yes.
The Guide TU425S Gen 3 delivers exactly what many users need:
It is not designed to compete with the largest and most expensive thermal scopes on the market.
Instead, it focuses on being a practical hunting tool that you will actually want to carry.
The Guide TU425S Gen 3 with ApexVision is one of the best lightweight thermal scopes available for Australian hunting applications.
Its combination of a sensitive 400×300 thermal sensor, outstanding AMOLED display, intelligent ApexVision processing and compact design makes it a highly capable optic for fox control, rabbit shooting, feral animal management and property use.
For Australian hunters who need maximum portability and excellent image quality without moving into the expensive 640 thermal category, the Guide TU425S Gen 3 is a very strong choice.
Best suited for:
We ship the Guide TU SE Gen 3 Series Guide TU425S Gen 3 ApexVision Australia wide via registered express postage. Areas we ship to include, Sydney, Melbourne, Canberra, Adelaide, Western Australia, Northern Territory, Queensland and Tasmania.
Please contact us on 0412294679 or via the contact page if you have any questions
Afterdark Surveillance is a registered supplier of military spec products for the Australian Police, Military, Security and General public. We are also a fully registered DECS client (Defence Export Controls) with the Defence Department for import and export of military products.
Afterdark Surveillance is an Australia based family owned business located in Adelaide South Australia. We have been in the security surveillance business for over 15 years and pride ourselves on good customer service, value for money and honesty. We have a great working relationship with our suppliers of Pulsar, Sytong, Ltl Acorn, Reconyx, Night Tech, InfiRay, HikMicro, Flir and Guide IR and can pass that knowledge and experience onto you our customers.
| Product Type | TU425S Gen 3 |
|---|
