Key specifications

Brand
DNT
SKU
ZHD520-V2-1-1
Category
Thermal Monoculars
Availability
instock
Brand
DNT
Sensor Resolution
1920x1080 pixels
Frame Rate
60Hz
Video Record Resolution
1800x1080 pixels
Base Magnification
5X
Digital Magnification
5-20X
Eye Relief
65mm/2.7inches
Diopter Adjustment
±3D
IR Wavelength
Vcsel:850/940nm
IR Rating
Class 3R Eye Safe

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Product detail

DNT HOUND H635R: The Pinnacle of Precision Observation Redefined The DNT Optics HOUND H635R Ballistic Thermal Monocular is more than an observation device; it's a tactical decision-making system engineered for professionals who demand ultimate efficiency. As the world's first handheld unit to integrate high-resolution thermal imaging, long-distance laser rangefinding, and intelligent ballistic calculation, the H635R consolidates the entire chain of target detection, identification, ranging, and precision firing solution into one instantaneous workflow, granting you a decisive advantage day or night. Integrated Core Technology: Completing the Tactical Chain in One Step Range on Detection, Solve on Range: When you spot a target through the crisp 640x512 thermal display, a simple button press delivers precise distance out to 1200 yards. The built-in ballistic calculator instantly activates, combining your pre-set detailed projectile profile (including ballistic coefficients and environmental data) with the device's gyroscope-detected shooting angle to display exact drop and windage corrections (in MRAD/MOA) right on the screen. This streamlines sniping and long-range engagements, dramatically increasing first-round hit probability. Exceptional Thermal Core: The combination of a high-sensitivity uncooled infrared sensor (NETD ≤18mK) and a 35mm focal length lens delivers a wider field of view (21.9x17.6 yd at 100 yd) and excellent detail resolution. The proprietary AI Super Resolution function intelligently enhances image contours and textures, revealing targets hidden in complex backgrounds or adverse weather conditions. Designed for Endurance: The ergonomic body weighs only 310g, offering balanced and comfortable handling for both left- and right-handed users. A generous 25mm eye relief allows for comfortable extended viewing with eyeglasses or protective goggles. An IP67 rating ensures protection against heavy rain, dust, and mud, making it a truly all-terrain, all-weather reliable tool. Smart Ecosystem & Expandability: With 32GB of built-in storage, it records high-definition video complete with all on-screen data (range, ballistic solution, reticle, etc.) for post-mission analysis and documentation. Connect via Wi-Fi to the free DNT App for wireless media transfer, remote configuration of all device settings from your smartphone, management of multiple weapon profiles, and seamless firmware updates. Tailored for Professional Scenarios: Whether tracking game by their heat signature at night, engaging in ultra-long-range precision shooting across open terrain, or conducting covert surveillance and intelligence gathering for law enforcement and security operations, the HOUND H635R provides a decisive technological edge. Its multiple thermal palettes (White Hot, Black Hot, Red Hot, Iron Hot) allow you to optimize the viewing experience based on ambient light and personal preference. Specifications Summary (H635R): Sensor Resolution: 640 x 512 pixels NETD: ≤ 18 mK @ 25°C Lens Focal Length: 35 mm Base Magnification: 2x Digital Zoom: 2x, 4x, 6x, 8x Laser Rangefinder: 5 – 1200 Yards Display: 1024 x 768 Micro-OLED, 50Hz Battery & Runtime: 1x 18650 (flat-top), ~5 hours, USB-C external power supported Ingress Protection: IP67 Weight: ~310 g (10.93 oz) Storage: Built-in 32GB Warranty: 3 Years Package Includes: HOUND H635R Main Unit, Carrying Pouch, Wrist Strap, Lanyard, 18650 Flat-Top Battery x2, Battery Charger, USB-C Data Cable, USB-C Charging Cable, User Manual, Quick Start Guide, Lens Cleaning Cloth. Learn More: DNT

Buyer guidance

Choose it for the right job

Plain, practical checks for UK buyers comparing thermal, night vision and rifle optics before paying.

Close pest control

Rats around buildings or feeders are usually short range. Prioritise a clear image, quick start-up and easy handheld handling before chasing maximum distance.

Rabbit and fox work

For rabbits and foxes, check realistic identification distance, LRF needs and battery life. A higher sensor and suitable lens matter more than bold marketing range claims.

Mounting check

If it is going on a rifle, confirm the tube, mount or rail fit before payment. Common checks include 30 mm / 34 mm rings, Picatinny or dovetail fittings and eye relief.

Compatibility checklist

Useful details to confirm before payment, especially for rifle-mounted optics and add-ons.

  • Intended use: rats, rabbits, foxes, target shooting or observation
  • Typical distance: under 50 m, 50-150 m, 150-300 m or longer fields
  • Mounting: 30 mm / 34 mm tube, Picatinny, Weaver, dovetail, clip-on or handheld
  • Accessories: IR illuminator, battery pack, charger, rail, case or tripod

Buying confidence

Practical questions a UK optics buyer is likely to check before ordering.

Is this suitable for low-light or night field use?

Check the category, sensor and illumination notes above. Thermal and night vision products are surfaced with specialist category context.

Can I confirm mounting or accessory compatibility?

Use the SKU, brand and specification table when contacting support so compatibility can be checked before purchase.

When do I see delivery and returns information?

Delivery, returns and checkout information is shown before payment so the buying path stays clear.

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