The TU435 LRF 3.0 is a high-performance thermal scope from Guide’s latest TU 3.0 Series, designed for hunters and professionals who demand accuracy and reliability in the field. It features a 400 × 300 @12μm thermal sensor with <20mK NETD sensitivity, delivering sharp, detailed images in all conditions. The 35mm lens offers a detection range of up to 1800 metres, while the built-in laser rangefinder provides fast and accurate distance readings up to 1500 metres, perfect for precise target identification and shot placement.
What’s Guide TU435L 3.0 LRF Thermal Riflescope Included?
Device, Lens Cover, Eye Mask, Quick-Release Scope Mount, Carry Bag, 18650 Battery ×2, Battery Charger, 5V 2A Adapter (US or UK or Australia or Europe), USB-A to USB-C Cable, Quick Start Guide, Warranty Card.
Learn More: Guide
- Hyper-Light Algorithm Ultra-Premium Visuals
Powered by next-gen sensors and the Hyper-light algorithm, the product boosts image quality on multiple levels through improved clarity, reduced noise, optimized contrast, and enhanced resolution of fine details.


- Lightweight Design Compact Housing
Compared to the previous generation, TU LRF 3.0 adopts a more compact and lightweight design, making it over 200g lighter than its predecessor with the same configuration. Its slim, metallic housing provides a comfortable grip.
- Shutterless Design Uninterrupted Visuals
The innovative shutterless 3.0 technology eliminates the clicking sound and image freezing, ensuring uninterrupted real-time footage during actual hunts, in case any shots are lost or missed during calibration.


- Locate with Accuracy Up to 1500m
The TU LRF 3.0 Series integrates a precise laser rangefinder that can easily locate prey up to 1,500 meters, assisting hunters in achieving a successful hunt in the field.
- Seamless Control Easy Focus & Zoom
Built on extensive field testing and hunter feedback, TU LRF 3.0 was refined in every detail—from the focus wheel to the zoom lever and button layout. The ergonomic design is crafted for comfort and intuitive control.

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