Price range: $1,799.00 through $2,399.00
New for 2026 The Guide Nova thermal scope brings cutting‑edge sensor technology, long‑range detection, and rugged field durability together in one elite optic. Designed for serious shooters, it delivers crisp thermal detail and rapid target acquisition in the toughest environments. Whether scanning, tracking, or taking the shot, the Nova series delivers reliable thermal performance in any terrain.
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The Guide Nova N435 and Guide Nova N225 thermal rifle scopes sit in the same product family but serve two very different types of shooters. Both share the Nova platform’s lightweight magnesium alloy chassis, AI‑powered image processing, AMOLED display, and replaceable 18500 battery system, but they diverge sharply in sensor resolution, detection range, and field performance. What follows is a detailed, SEO‑ready review and product description for each model, written to highlight real‑world advantages, technical differences, and buyer‑relevant considerations.
The Guide Nova N435 is built for hunters who want extended detection range, higher sensor resolution, and more target detail without stepping into the weight and bulk of a full‑size thermal scope. It uses a 400×300 @12μm VOx sensor with ≤20mK NETD, giving it excellent sensitivity for spotting animals in low‑contrast conditions such as fog, drizzle, or warm nights. Paired with a 35mm F1.0 lens, the N435 reaches detection distances up to 1800–1950 yards, depending on the source, making it ideal for open-country shooters who need early awareness of movement at long range.
– High-resolution 400×300 sensor delivers noticeably sharper detail than entry-level thermals, especially on fur texture, antlers, and body definition.
– ≤20mK NETD ensures strong performance in difficult thermal environments where cheaper sensors wash out.
– 35mm F1.0 germanium lens balances magnification and field of view, giving a practical 3.3× base mag with digital zoom up to 13.2×.
– 0.39″ 1024×768 AMOLED display provides crisp contrast and reduces eye fatigue during long sessions.
– Smooth 50Hz refresh rate keeps moving targets fluid and easy to track.
– Recoil‑activated video recording
– Built‑in microphone for audio capture
– 32GB internal memory
– Wi‑Fi (2.4G/5G) for app control and fast file transfer
– Magnesium alloy housing keeps weight around 500g, maintaining rifle balance.
– Replaceable 18500 battery system plus internal battery offers up to 7.5 hours runtime.
– Rugged, compact, and designed for real‑world field abuse.
– Long‑range hunting
– Open farmland, plains, and hill country
– Shooters who want premium clarity without stepping into 640‑class pricing
– Users who value recording features and app connectivity
The Guide Nova N225 is the lightweight, budget‑friendly member of the Nova lineup, designed for hunters who want a compact thermal scope with strong performance at typical Australian hunting distances. It uses a 256×192 @12μm sensor with <25mK NETD, giving it solid sensitivity for its class while keeping the price and weight down. Despite its smaller sensor, the N225 still delivers a 1000m detection range, making it more than capable for foxes, pigs, and general pest control. Its 25mm F1.0 lens provides a wider field of view than the N435, making it easier to scan dense scrub, timber, or close‑range terrain.
– 256×192 sensor optimized for close‑ to mid‑range hunting.
– <25mK NETD improves contrast in low‑visibility conditions.
– 25mm F1.0 lens offers a wider FOV for fast target acquisition in tight environments.
– 0.39″ 1024×768 AMOLED display shared across the Nova series for consistent clarity.
– 50Hz refresh rate ensures smooth motion tracking.
– Recoil‑activated photo/video recording
– Built‑in audio
– Wi‑Fi app control
– Magnesium alloy body weighing just over 500g, extremely compact and well‑balanced.
– Replaceable 18500 battery system for extended field use.
– Durable, weather‑resistant construction suitable for harsh hunting environments.
– Close‑ to mid‑range hunting
– Foxes, rabbits, pigs, and general pest control
– Hunters wanting a lightweight, affordable thermal with premium features
– Dense bush, scrub, and mixed terrain where FOV matters more than magnification
| Feature | Guide Nova N435 | Guide Nova N225 |
| Sensor | 400×300 @12μm | 256×192 @12μm |
| NETD | ≤20mK | <25mK |
| Lens | 35mm F1.0 | 25mm F1.0 |
| Detection Range | 1800–1950 yd | 1000 m |
| Base Magnification | 3.3× | Lower, wider FOV |
| Best For | Long‑range, open country | Close/mid‑range, bush terrain |
| Weight | ~500g | ~500g |
| Recording | Yes | Yes |
In short:
– Choose the N435 if you want more detail, more reach, and better performance in challenging thermal conditions.
– Choose the N225 if you want a compact, affordable, wide‑FOV scope for typical Australian hunting distances.
We ship the Guide Nova N453 and Guide Nova N225 thermal scopes 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 Browning, Reconyx, Swift, Pulsar, Pard, Guide, Flir, HikMicro, Sionyx and DJI and can pass that knowledge and experience onto you our customers.
| Product Type | Nova N453, Nova N225 |
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