





OPEN BOX - Guide TU451 LRF
Thermal Riflesope with Laser Rangefinder
Tax excluded. Shipping calculated at checkout
Demo unit used for trade shows, box shows minor scratches, product is new with all accessories and full warranty. Only 1 unit available.
- 400×300@12 μm / 25mK NETD Sensor Resolution
- 2800 yd Detection Range
- 50mm; F1.0 Focal length
- 1440x1080 Display Resolution
- Integrated Laser Range Finder
- Ballistic Calculator
The TU Series is a classical 30mm thermal imaging riflescope imagined with intuitive ergonomics, high shock resistance and an integrated laser rangefinder.
The TU 451 LRF is equipped with a 50mm germanium lens and a 400x300 resolution thermal sensor with a 25mK NETD, it has a detection range of 2800 yards, and a base magnification of 4.7X.
| Sensor | ||||
|---|---|---|---|---|
| Type | Uncooled VOx Infrared Detector, 8 to 14μm | |||
| Resolution | 400×300@12μm | |||
| NETD | 25mK | |||
| Frame rate | 50 Hz | |||
| Lens | ||||
|---|---|---|---|---|
| Objective lens | 50mm, F1.0 | |||
| Field of view | 5.5°×4.1° | |||
| FOV m@100m | 10×7 | |||
| Magnification | 3.8x~15.2x | |||
| Detection range | 2600m/2800yd | |||
| Display | ||||
|---|---|---|---|---|
| Display type | 0.39'' AMOLED 1440×1080 | |||
| Color palettes | White Hot, Black Hot, Red Hot, Green Hot, Iron Red, Blue Hot, Sepia | |||
| Eyepiece | Eye relief: 48 mm; Diopter ± 4; Zoom: 14x | |||
| Hardware | ||||
|---|---|---|---|---|
| Laser rangefinder | 1500m/1630yd | |||
| WIFI | 2.4G | |||
| Interface | USB Type-C; Micro HDMI | |||
| Tube diameter | Standard 30 mm | |||
| Others | Microphone, Bluetooth | |||
| System | ||||
|---|---|---|---|---|
| Recording function | Photo/Video (Audio recording included) | |||
| Memory capacity | 128GB | |||
| Power | ||||
|---|---|---|---|---|
| Battery type | Single 18650 battery (built-in) and customized battery (external) | |||
| Operating time | 12 hours | |||
| Environmental | ||||
|---|---|---|---|---|
| Operating temp. | -30°C to 50°C / -22°F to +122°F | |||
| Recoil Rating | .300 Win Mag | |||
| Shock | 800G at 1ms half sine pulse (as per IEC60068-2-27) | |||
| Encapsulation | IP67 | |||
| Physical | ||||
|---|---|---|---|---|
| Weight (g/oz) | 1151/40.60 | |||
| Size (mm/in) | 381×106×99/15.00×4.17×3.90 | |||
| Standard | Device, Lens cover, Eye mask, 5V2A adapter (US, Britain, Australia and Europe), Customized battery×2, Customized battery charger, USB Type-C cable, Micro HDMI cable, Clip×2, Quick start guide, Warranty card | |||
| Optional | Bluetooth remote control, Customized battery | |||

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Sensor Resolution |
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Objective Lens |
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Base Magnification |
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Digital Zoom |
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Detection Range |
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Laser Rangefinder |
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Display Type |
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Weight |
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Scope Mount |
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Battery Life |
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Battery Type |
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The TU 451 LRF, features a 400x300 thermal sensor with a 12µm pixel pitch and a 25mK NETD, delivers cleaner and sharper images, even in the lowest light conditions and with the slightest temperature differences.

With a measuring distance of up to 1,630 yards, the integrated laser rangefinder has been thoroughly tested to ensure the best accuracy.

Customize what you will see through the riflescope with 7 color palettes, birghtness and contrast adjustments.

Use the TargetIR Ballistics app, available on Android and iOS, to configure your data and ballistic profile.
The TU 451 LRF, features a 400x300 thermal sensor with a 12µm pixel pitch and a 25mK NETD, delivers cleaner and sharper images, even in the lowest light conditions and with the slightest temperature differences.
With a measuring distance of up to 1,630 yards, the integrated laser rangefinder has been thoroughly tested to ensure the best accuracy.
Customize what you will see through the riflescope with 7 color palettes, birghtness and contrast adjustments.
Use the TargetIR Ballistics app, available on Android and iOS, to configure your data and ballistic profile.










