DNT Optics Hound H635R Ballistic Thermal Monocular
640x512 35mm
- High-resolution 640×512 thermal sensor with ≤18 mK sensitivity for exceptional detail in all conditions
- Integrated 1200-yard laser rangefinder and ballistic calculator for instant precision firing solutions
- 2x base magnification with digital zoom options and a wide 12.6° × 10.1° field of view
- Micro-OLED 1024×768 display for sharp, high-contrast imaging day or night
- Replaceable 18650 battery, full-screen recording, and DNT App connectivity
- Rugged, lightweight, and waterproof IP67 construction for dependable field use
Designed for hunters who demand accuracy in every condition, the DNT Optics Hound H635R Ballistic Thermal Monocular fuses high-resolution thermal imaging with advanced rangefinding and precision ballistic intelligence. As the world’s first handheld thermal device to integrate a laser rangefinder and ballistic calculator in such a compact form, it provides a decisive advantage for both daytime and night-time shooting.
Featuring a crisp 640×512 thermal sensor, a 35 mm objective lens, and a 2x base magnification, it delivers exceptional clarity and detection at distance. The built-in laser rangefinder measures out to 1200 yards, feeding instant data into the ballistic calculator to generate precise aiming solutions based on your custom profile. With its ergonomic design, micro-OLED display, intuitive controls, and rugged IP67 waterproof build, the H635R is engineered for confident, accurate, and informed shooting, no matter the scenario.
- Sensor Resolution 640 × 512 pixels
- Sensor Type Uncooled Infrared Sensor
- Sensor Frame Rate 50 fps
- Pixel Size 12 × 12 μm
- NETD ≤18 mK (@25°C)
- Eye Relief 25 mm
- Base Magnification 2x
- Digital Zoom 2x, 4x, 6x, 8x
- Display Type Micro-OLED
- Display Resolution 1024 × 768 pixels
- Display Refresh Rate 50 Hz
- FOV (H × V) degrees / yd @ 100 yd 12.6° × 10.1° / 21.9 yd × 17.6 yd
- Objective Focal Length 35 mm
- Battery Type 18650 (Flat-top)
- Operating Time 5 h
- External Power Supply 5V USB-C
- Net Weight 310 g / 10.93 oz
- Dimensions 157 × 51 × 72 mm / 6.2 × 2.0 × 2.8 inches
- Storage Capacity 32 GB built-in
- Ingress Protection Level IP67
- Advanced Thermal Sensor – A high-performance 640×512, 12 μm thermal core with ≤18 mK sensitivity delivers superb target recognition and contrast, even through fog, rain, and complete darkness.
- 35 mm Objective Lens – Optimised for mid- to long-range detection, offering a balanced combination of magnification, clarity, and field of view.
- Laser Rangefinding Precision – The built-in LRF measures from 5 to 1200 yards, providing instant, reliable distance data for confident long-range shooting.
- Integrated Ballistic Calculator – Utilises real-time ranging information combined with your ballistic profile to calculate accurate aiming corrections on demand.
- Micro-OLED Display – A crisp 1024×768 micro-OLED screen offers high contrast, excellent sharpness, and smooth performance at 50 Hz.
- Thermal Palette Options – Four selectable colour palettes allow you to adapt the view to your environment and subject for improved identification.
- Full-Screen Recording – Capture every moment with seamless recording functionality stored directly on the built-in 32 GB memory.
- Ergonomic Eyepiece – Designed for comfort during extended observation sessions, maintaining clear visibility and a steady sight picture.
- Replaceable 18650 Battery – Field-replaceable flat-top 18650 battery provides up to 5 hours of operation with easy swapping for extended outings.
- Rugged IP67 Protection – Waterproof and dustproof housing ensures reliable performance in harsh weather and demanding terrain.
- App Connectivity – Share, manage, and review footage using the DNT App for streamlined workflow and remote control.
- DNT Optics Hound H635R Ballistic Thermal Monocular
Please Note: Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
Please Note: DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY - READ MORE: HERE
COURIERS
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We use DPD , RoyalMail, TNT and UPS courier services for all our orders whether dispatching to the UK or International. As soon as your order has been dispatched you will receive an email with your unique tracking number.
IN-STORE ITEMS
These are items that we have in-stock and will be sent out for delivery as soon as possible. We aim to dispatch all orders within 1-2 working days, but during busy periods dispatch may be delayed by a day or so. If you would like to purchase the item in person then please call ahead to arrange an appointment: 01803 611 895.
PRE-ORDER ITEMS
These are usually items that are going to be out-of-stock for a number of weeks or are in short supply. By purchasing a Pre-Order Item you are in effect paying a deposit for your goods. As soon as the item is back in stock yours will be dispatched within 24 hours where possible. Please see individual product pages for current back-in-stock dates. In rare occasions, these dates can be changed by the manufacturers so we recommend staying in contact with Optics Warehouse depending on the product lead time.
INTERNATIONAL DELIVERY & TAXES
In addition to the above information If your delivery address is outside of the UK you may be subject to import duties and taxes, which are levied once a shipment reaches your country. Any such additional charges for customs clearance must be borne by you. You should note that customs policies vary widely from country to country. Optics Warehouse advises each customer to contact their local customs office for further information if they are in any way unsure of local duties or liabilities. Cross border shipments are subject to opening and inspection by customs authorities which means some packages may be opened and re-sealed.
NEED HELP?
If you require any further assistance, please call us on 01803 611 895 or email sales@opticswarehouse.co.uk
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A NOTE ABOUT DPD SHIPMENTS:
- Please be advised that we have now introduced DPD Pins to all DPD orders from Optics Warehouse.
- If your shipment is being sent from Optics Warehouse via DPD you will be sent a Pin Code that must be shown to the courier upon delivery.
- The pincode is sent VIA email & TEXT message. A valid email address and mobile number must be provided at checkout. Emails will be sent from "Riviera House 3PL" - if you do not receive this email please check your junk or spam folders.
- Please note that if you do not display your pin code to the courier driver upon delivery, you will not be able to have your item and you may need to schedule another delivery date to show a valid pin.
- Please view the attached slides HERE for further information!










