





Guide TU 451 LRF
Thermal Riflesope with Laser Rangefinder
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- 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 | 4.7x~18.9x | |||
Detection range | 2600m/2800yd |
Display | ||||
---|---|---|---|---|
Display type | 0.49'' 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 | |||
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 |


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.



