AGM's fusion thermal binocular: 640×512 at 20 mK with a 50 mm F0.9 lens, a 2560×1440 low-light channel, 1,000 m rangefinder and three 18650 cells.
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AGM Voyage TB50-640 vs Guide TN450
Two thermal binoculars compared on the makers' own figures. Rows in bold are where they differ; a dash means that maker does not publish the figure.
Guide's 400×300 thermal binocular with a 50 mm lens, 1,000 m laser rangefinder, GPS and compass, on two swappable 18650 cells.
£3,129.00cheapest tracked listing
Specification side by side
| AGM Voyage TB50-640 | Guide TN450 | |
|---|---|---|
| Technology | Thermal | Thermal |
| Sensor | 640×512 | 400×300 |
| Pixel pitch | 12 µm | 17 µm |
| NETD | ≤20 mK | ≤30 mK |
| Lens | 50 mm | 50 mm |
| Magnification | 3.5–56x | 3.2–12.8x |
| Digital zoom | up to 16x | up to 4x |
| Detection range | 2,600 m | 1,400 m |
| Field of view | 8.7° | 7.8° |
| Display | OLED 1024x768 | 2x AMOLED 1024x768 |
| Recording | photo and video | photo and video |
| Wi-Fi / app | yes | yes |
| Battery life | up to 8 h | up to 5.5 h |
| Battery | 3x removable 18650 Li-ion | 2x removable 18650 Li-ion |
| Weight | 1,120 g | 880 g |
| Water resistance | IP67 | IP66 |
| Launched | — | 2022 |
Sources: AGM Voyage TB50-640 (spec page); Guide TN450 (spec page). Detection ranges are for a 1.8 m object under each maker's own test conditions and are not directly comparable between brands.
Full pages: AGM Voyage TB50-640 · Guide TN450 · all thermal binoculars in stock today
Specifications are the manufacturers' published figures. Prices are Amazon.co.uk at our last daily check. As an Amazon Associate we earn from qualifying purchases. More