The ThermTec Hunt 650L is a thermal imaging device with a 2-in-1 approach: it can be used as an attachment for compatible daytime optics and, if required, as a handheld monocular. The combination of 50 mm F1.0 optics, a 640×512 sensor with NETD ≤ 15 mK (manufacturer's specification) and an integrated laser rangefinder up to 1,000 m (manufacturer's specification) is clearly aimed at users who do not want to estimate when working at a distance and identifying targets.
Key Features
- Integrated laser rangefinder up to 1,000 m (manufacturer's specification)
- Sensor: 640 × 512 VOx, Pixel Pitch 12 µm (manufacturer's specification)
- System performance: NETD ≤ 15 mK (manufacturer's specification)
- Lens: 50 mm with F1.0 (manufacturer's specification)
- Display: OLED 1920 × 1080, Pixel Density 4.5 µm (manufacturer's specification)
- Detection range: up to 2,600 m (manufacturer's specification)
- Point of impact correction: 1.1 cm at 100 m (manufacturer's specification)
- 2-in-1: Attachment & Handheld Monocular (manufacturer's specification)
- Removable battery system: up to approx. 5 h at 25 °C (manufacturer's specification)
- AI calibration for image stabilization (manufacturer's specification)
- Storage: 64 GB internal, photo/video (manufacturer's specification)
- Protection class: IP67 (manufacturer's specification)
- Magnesium housing, weight approx. 463 g (manufacturer's specification)
Our Assessment – from an Instructor's & User's Perspective
The strength of the Hunt 650L is the clean combination of "see + measure": thermal imaging provides information, the LRF provides facts. Especially at night, distance in thermal imaging quickly appears "falsely close" – a measured value significantly reduces misjudgements. In addition, there's the 50 mm optic: a narrower field of view, but more detail at a distance. Anyone who spends a lot of time in the field or on clearings will immediately notice this.
Practical added value: The 1.1 cm at 100 m point of impact correction is a very fine graduation. This corresponds to 11 mm at 100 m, 5.5 mm at 50 m and 22 mm at 200 m. This helps if you want to cleanly adjust a setup (adapter, mounting position, optic change). Typical errors are too high digital zoom (the image becomes coarser) and insufficient focus work. Thermal imaging rewards precise operation: adjust focus, select appropriate display brightness and palette – then the image appears significantly "calmer".
The device can be oversized if you only observe short distances and neither the LRF nor the 50 mm optics are really utilized. It is useful if you are looking for a compact attachment that can also serve as a handheld device – without an extra monocular in your backpack.
Features & Operation
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Operating modes: On / Off / Standby (manufacturer's specification)
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Digital zoom: 1×, 2×, 3×, 4× (manufacturer's specification)
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Recommended daytime optic magnification: 1× to 16× (manufacturer's specification)
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Connectivity: Wi-Fi and Bluetooth (incl. remote control) (manufacturer's specification)
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Pre-Zeroing / Assistance functions: available (manufacturer's specification)
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Ballistic calculation: available (manufacturer's specification)
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Adapter mount: M52 × 0.75 (manufacturer's specification)
Technical Data
- Model: ThermTec Hunt 650L
- Sensor: 640 × 512 (VOx), 12 µm, spectral range 8–14 µm (manufacturer's specification)
- NETD: ≤ 15 mK (manufacturer's specification)
- Frame rate: 50 Hz (manufacturer's specification)
- Lens: 50 mm, F1.0 (manufacturer's specification)
- Detection range: up to 2,600 m (manufacturer's specification)
- Point of impact correction: 1.1 cm at 100 m (manufacturer's specification)
- Viewing angle: approx. 8.8° × 7.0° (manufacturer's specification)
- Field of view (100 m): approx. 15.4 × 12.3 m (manufacturer's specification)
- Display: OLED 1920 × 1080, 0.39", pixel density 4.5 µm (manufacturer's specification)
- LRF: up to 1,000 m (manufacturer's specification)
- Recoil resistance: up to 6,000 J (manufacturer's specification)
- Storage: 64 GB internal (manufacturer's specification)
- Wi-Fi: yes; Bluetooth: yes (manufacturer's specification)
- Battery: replaceable, runtime up to approx. 5 h at 25 °C (manufacturer's specification)
- USB-C: data transfer & charging (manufacturer's specification)
- Housing: Magnesium alloy (manufacturer's specification)
- Adapter mount: M52 × 0.75 (manufacturer's specification)
- Protection class: IP67; operating temperature −20 °C to +50 °C (manufacturer's specification)
- Weight: approx. 463 g; dimensions: approx. 137 × 82 × 86 mm (manufacturer's specification)
Scope of Delivery
- 1× ThermTec Hunt 650L Thermal Imaging Attachment
- 1× Battery
- 1× USB-C Charging Cable
- 1× Bluetooth Remote Control
- 1× Mounting Accessories (lock nut/adapter parts)
- 1× Bag
- 1× Cleaning Cloth
- 1× German User Manual
Note: Ranges, NETD, runtimes, and recoil resistance are manufacturer's specifications and vary depending on weather, humidity, temperature contrast, settings, and mounting/alignment. The use of thermal imaging attachments may be regulated differently depending on regional regulations – please check the applicable regulations before use.
FAQ
How far does the laser rangefinder measure?
According to the manufacturer, up to 1,000 m. In practice, measurability depends on target reflection, weather, and environment, among other factors.
Can the device also be used as a monocular?
Yes. The 2-in-1 concept allows it to be used as a handheld monocular if you want to observe independently of mounting (manufacturer's specification).
What is the benefit of the fine point of impact correction?
1.1 cm at 100 m corresponds to 11 mm. This means 5.5 mm at 50 m and 22 mm at 200 m. This allows for very precise fine-tuning (manufacturer's specification).
How large is the field of view?
Manufacturer's specification: approx. 15.4 × 12.3 m at 100 m or approx. 8.8° × 7.0°. For fields/clearings, this is detail-oriented; in dense forests, a wider field of view can be more comfortable.
How long does the battery last?
Manufacturer's specification: up to approx. 5 hours at 25 °C. Temperature, display brightness, LRF and radio usage significantly affect the runtime.
