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Zeiss DTI 3/25 Gen 2 vs Zeiss DTI 3/35 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.

The wide-angle Zeiss DTI 3: 384×288 behind a 25 mm F1.0 lens for a 15° field of view and 930 m stated detection, 410 g.
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Zeiss's second-generation 384×288 thermal monocular with a 35 mm F1.0 lens, 11° field of view, 1024×768 AMOLED display and 8-hour built-in battery.
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Specification side by side

Zeiss DTI 3/25 Gen 2Zeiss DTI 3/35 Gen 2
TechnologyThermalThermal
Sensor384×288384×288
Pixel pitch17 µm17 µm
NETD≤35 mK≤35 mK
Lens25 mm35 mm
Magnification1.7–6.8x2.4–9.6x
Digital zoomup to 4xup to 4x
Detection range930 m1,300 m
Field of view15°11°
DisplayAMOLED 1024x768AMOLED 1024x768
Recordingphoto and videophoto and video
Wi-Fi / appyesyes
Battery lifeup to 8 hup to 8 h
Batterybuilt-in Li-ionbuilt-in Li-ion
Weight410 g420 g

Sources: Zeiss DTI 3/25 Gen 2 (spec page); Zeiss DTI 3/35 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: Zeiss DTI 3/25 Gen 2 · Zeiss DTI 3/35 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