Pixfra™ Arc LRF A635 Pro Thermal Monocular w/Laser Rangefinder (640x512 12µm Detector/35mm Lens)
- High-performance thermal sensor: 640×512, 12µm <20mK NETD sensor delivers crisp, detailed thermal imagery.
- Powerful optics: 35mm f1.0 lens with a 21.9×17.6m @ 100m field of view and detection range up to 1800m.
- Integrated laser rangefinder: Accurate measurements up to 1000m with ±1m precision.
- Rugged, ergonomic design: Compact magnesium alloy housing with rubberised grip, contoured eyecup, and IP67 protection.
- Extended battery life: Up to 12 hours operation with two included 18650 rechargeable batteries.
- Seamless connectivity: Wi-Fi enabled with Pixfra Outdoor app support for live sharing with up to four users.
The Pixfra™ Arc LRF A635 Pro Thermal Monocular delivers powerful thermal performance with precision ranging capability, ensuring you can observe, detect, and measure with confidence in any condition. Featuring a highly sensitive 640×512, 12µm thermal sensor with <20mK NETD sensitivity, paired with a 35mm f1.0 lens, it produces vivid, richly detailed images with a wide 21.9×17.6m field of view at 100m. A built-in laser rangefinder provides accurate distance readings up to 1000m, making it ideal for wildlife observation, field research, and professional applications. Designed with ergonomics in mind, it combines a compact magnesium alloy body, rubberised grip, and weather-sealed IP67 protection for comfortable and reliable use in any environment. With up to 12 hours of uninterrupted operation (two 18650 batteries included), app connectivity, and multiple sharing options, the Arc LRF A635 Pro is an advanced thermal monocular built for those who demand precision and performance.
- Detector Type Vanadium oxide uncooled focal plane detector
- Thermal Sensor 640×512, 12µm, <20mK NETD
- Frame Rate 50 Hz
- Lens 35mm f1.0
- FOV (m @ 100 m) 21.9 × 17.6
- Thermal Focus Control Manual
- Close Focus Distance 2 m (6.56 ft)
- Rangefinder Built-in precision laser rangefinder
- Distance Measurement Range 1000 m
- Digital Zoom 1×, 2×, 4×, 8×
- Magnification 2.36×
- Colour Palettes 6 (white hot / black hot / iron red / alarm / amber / emerald)
- Display 0.41″ 1440×1080 OLED
- Storage 32 GB
- Uniformity Correction Auto, manual
- Picture in Picture (PiP) Yes
- Audio Recording Yes
- Hot Spot Trace Yes
- Wi-Fi Yes
- Power Supply 5 VDC/1 A, USB Type-C
- Battery Type 1 replaceable 18650 battery
- Battery Capacity 3,200 mAh
- Battery Operating Life Up to 6 hours (per battery, depending on temperature)
- Environmental Protection IP67
- Product Dimensions 172 × 53 × 78 mm / 6.77″ × 2.09″ × 3.07″ (L × W × H)
- Packaging Dimension 228 × 120 × 187 mm / 8.98″ × 4.72″ × 7.36″ (L × W × H)
- Weight 375 gDetector Type
- Thermal Sensor 640×512, 12µm, <20mK NETD
- Frame Rate 50 Hz
- Lens 35mm f1.0
- FOV (m @ 100 m) 21.9 × 17.6
- Thermal Focus Control Manual
- Close Focus Distance 2 m (6.56 ft)
- Rangefinder Built-in precision laser rangefinder
- Distance Measurement Range 1000 m
- Digital Zoom 1×, 2×, 4×, 8×
- Magnification 2.36×
- Colour Palettes 6 (white hot / black hot / iron red / alarm / amber / emerald)
- Display 0.41″ 1440×1080 OLED
- Storage 32 GB
- Uniformity Correction Auto, manual
- Picture in Picture (PiP) Yes
- Audio Recording Yes
- Hot Spot Trace Yes
- Wi-Fi Yes
- Power Supply 5 VDC/1 A, USB Type-C
- Battery Type 1 replaceable 18650 battery
- Battery Capacity 3,200 mAh
- Battery Operating Life Up to 6 hours (per battery, depending on temperature)
- Environmental Protection IP67
- Product Dimensions 172 × 53 × 78 mm / 6.77″ × 2.09″ × 3.07″ (L × W × H)
- Packaging Dimension 228 × 120 × 187 mm / 8.98″ × 4.72″ × 7.36″ (L × W × H)
- Weight 375 g
- Equipped with a 640×512, 12µm thermal sensor with <20mK NETD sensitivity, delivering exceptionally sharp and detailed thermal imagery.
- Features a 35mm f1.0 objective lens with a wide 21.9×17.6m field of view at 100m and a detection range of up to 1800m.
- Pixfra PIPS 2.0 image processing reduces noise, boosts contrast, and enhances fine details for vivid observation in all conditions.
- Integrated precision laser rangefinder provides accurate distance measurements up to 1000m with ±1m accuracy, seamlessly built into the design.
- Constructed from a lightweight magnesium alloy housing with a rubberised textured grip and contoured eyecup for improved handling and comfort.
- Fully IP67 weather-sealed, protecting the device against rain, snow, fog, and high humidity.
- Supplied with two replaceable 18650 batteries, each offering up to 6–7 hours of operation, with a secure twist-cap compartment for quick battery changes.
- Offers six colour palettes, picture-in-picture mode, hot spot trace, and built-in audio recording to enhance observation versatility.
- Wi-Fi enabled for connection with the Pixfra Outdoor app, allowing live screen sharing with up to four people within 20m.
- Pixfra™ Arc LRF A635 Pro Thermal Monocular w/Laser Rangefinder (640x512 12µm Detector/35mm Lens)
- Pixfra 3 Year Warranty
Tactical Scope Shipping Policy
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
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Couriers
We use DPD, Royal Mail, TNT, and UPS courier services for all our UK and international orders. Once your order is dispatched, you will receive an email with your unique tracking number.
In-Store Items
These are items we have in stock and aim to dispatch within 1–2 working days. During busy periods, this may be delayed slightly. If you'd prefer to collect your item in person, please contact us in advance to arrange. Collection orders must be paid for beforehand.
Pre-Order Items
Pre-order items are typically out-of-stock or in limited supply. Purchasing a pre-order secures your item, and it will be dispatched within 24 hours of restock where possible. Check the product page for estimated restock dates. These dates may change, so staying in touch is advised.
International Delivery & Taxes
If your shipping address is outside the UK, you may incur import duties or taxes upon arrival in your country. These charges are your responsibility. Customs regulations vary, so please check with your local customs office. Some packages may be opened for inspection.
Need Help?
If you need assistance, call us at +44 (0)1803 611895 (Optics Warehouse) or email [email protected].
DPD Shipments & PIN Code Delivery
We have now introduced DPD Pin Code verification for all orders shipped via DPD. You will receive a PIN via email and text.
A valid email and mobile number must be provided at checkout. Emails will come from Riviera House 3PL. Please check spam/junk folders if not received.
Failure to present your PIN to the delivery driver will result in a failed delivery and rescheduling may be required.

