Guide's long-range 640×512 monocular: 50 mm F1.0 lens, 20 mK, 1920×1080 AMOLED display, 1,000 m rangefinder and two swappable 18650 cells.
no live Amazon listing tracked
Home › Models › Thermal monoculars › Compare
Guide TJ650 LRF vs Nightfox Arctic
Two thermal monoculars compared on the makers' own figures. Rows in bold are where they differ; a dash means that maker does not publish the figure.
Nightfox's head-mountable 1x thermal monocular: 256×192 at 30 mK, a 7 mm fixed-focus lens with a 24° field of view, 50 Hz, video recording, 9-hour 18650 cell.
£349.99cheapest tracked listing
Specification side by side
| Guide TJ650 LRF | Nightfox Arctic | |
|---|---|---|
| Technology | Thermal | Thermal |
| Sensor | 640×512 | 256×192 |
| Pixel pitch | 12 µm | 12 µm |
| NETD | ≤20 mK | ≤30 mK |
| Lens | 50 mm | 7 mm |
| Magnification | 3.8–30.3x | 1–4x |
| Digital zoom | up to 8x | up to 4x |
| Detection range | 2,000 m | 180 m |
| Field of view | 8.8° | 23.8° |
| Display | AMOLED 1920x1080 | AMOLED 410x502 |
| Recording | photo and video | photo and video |
| Wi-Fi / app | yes | — |
| Battery life | up to 10 h | up to 9 h |
| Battery | 2x removable 18650 Li-ion | removable 18650 Li-ion 3500 mAh |
| Weight | 625 g | 280 g |
| Water resistance | IP67 | IP65 |
| Recognition range | — | 100 m |
| Launch RRP | — | £349.99 |
Sources: Guide TJ650 LRF (spec page); Nightfox Arctic (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: Guide TJ650 LRF · Nightfox Arctic · all thermal monoculars 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