A compact 384×288 thermal with a 19 mm lens, 13.6° field of view and a 10-hour swappable 18650 cell. No longer in production.
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Guide TD411 vs Steiner Nighthunter H35 Gen 2
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.
Steiner's second-generation 640×512 handheld: 35 mm F1.0 lens, 12.5° field of view, 1280×960 OLED, 32 GB, two swappable 18650 cells rated at 8.5 hours.
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Specification side by side
| Guide TD411 | Steiner Nighthunter H35 Gen 2 | |
|---|---|---|
| Technology | Thermal | Thermal |
| Sensor | 384×288 | 640×512 |
| Pixel pitch | 12 µm | 12 µm |
| NETD | ≤40 mK | ≤35 mK |
| Lens | 19 mm | 35 mm |
| Magnification | 1.4–5.6x | 1–8x |
| Digital zoom | up to 4x | up to 8x |
| Detection range | 800 m | 1,800 m |
| Field of view | 13.6° | 12.5° |
| Display | OLED 640x400 | OLED 1280x960 |
| Wi-Fi / app | yes | yes |
| Battery life | up to 10 h | up to 8.5 h |
| Battery | removable 18650 Li-ion | 2x removable 18650 Li-ion |
| Weight | 330 g | 514 g |
| Recording | — | photo and video |
Sources: Guide TD411 (spec page); Steiner Nighthunter H35 Gen 2 (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 TD411 · Steiner Nighthunter H35 Gen 2 · 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