Pixfra ARC A635 Handheld Thermal Monocular - 640x512/12µm/35mm 30mk
This monocular is designed for ease of use and extended observation. With its 35mm f1.0 objective lens, the A635 delivers stunning thermal optics, even in challenging environments. The device boasts a wide array of useful features such as multiple colour palettes—ranging from white hot to emerald—helping you interpret thermal data in various conditions. A built-in video recorder allows you to capture up to two hours of thermal footage, while the ability to record audio ensures you can document your observations in full. The Arc A635’s digital zoom (1x, 2x, 4x, 8x) allows you to get closer to your target without losing clarity, making it an ideal tool for precise fieldwork.
One of the standout features of the Pixfra Arc A635 is its ability to connect with up to four smart devices via the Pixfra app, allowing multiple users to view the same image simultaneously. This makes the Arc A635 perfect for group observations, ensuring that everyone can stay informed without the hassle of crowding around the monocular. The app is free to download on both Android and iOS, adding to the device's user-friendly appeal.
Built with comfort and portability in mind, the Pixfra A635 is lightweight at just 340g, reducing hand fatigue during extended use. Its ergonomically designed body ensures that the monocular is easy to handle and operate for long periods. Thanks to a robust magnesium alloy casing, the A635 can withstand rough handling and impacts, while its IP67 rating ensures it is waterproof and dustproof, ready for any weather condition. The device operates in extreme temperatures from –30 °C to +50 °C, making it suitable for use in a wide range of environments.
Powering the A635 is a pair of rechargeable 18650 lithium batteries that offer up to 12 hours of operation (6 hours per battery), ensuring you can use the monocular for extended periods without interruption. It also features a convenient USB-C charging port, making recharging quick and easy. The monocular’s internal 32 GB EMMC storage allows for the recording of both video and still images, ensuring you won’t miss any important details during your observations.
- Thermal Sensor 640×512 resolution, 12µm, <30mK NETD
- Detector Type Vanadium oxide uncooled focal plane detector
- Spectral Range 8μm – 14μm
- Frame Rate 50 Hz
- Objective Lens 35mm f1.0
- Field of View Horizontal
- Detection Range Up to 1800 meters
- Magnification 2.36x
- Colour Palettes 6 (White Hot, Black Hot, Iron Red, Alarm, Amber, Emerald)
- Close Focus Distance 2 meters
- Digital Zoom 1x, 2x, 4x, 8x
- Display Screen 0.41-inch OLED, 1440 x 1080 resolution
- Diopter Adjustment -4D ~ +5D
- Eye Relief 15mm
- Uniformity Correction Auto; Manual
- Storage Built-in 32 GB EMMC
- Video Recording Yes, up to 2 hours per clip
- Audio Recording Yes
- Hot Spot Trace Yes
- Wi-Fi Yes, for app connectivity
- Power Supply 5V Type-C
- Battery Type 1 rechargeable 1850 lithium battery
- Battery Capacity 3,200 mAh
- Battery Operating Life Up to 6 hours per battery
- Operating Temperature -30°C to +60°C (-22°F to +140°F)
- Storage Temperature -30°C to +70°C (-22°F to +158°F)
- Protection IP67 waterproof and dustproof rating
- Product Dimensions 151.8 mm × 42.3 mm × 74.3 mm (5.98″ × 1.67″ × 2.93″)
- Net Weight ≤340 g (excluding battery weight)
-
Thermal Sensor: 640×512 resolution, 12µm pixel pitch, and <30mK NETD for exceptional sensitivity and accurate heat detection.
-
Objective Lens: 35mm f1.0 objective lens for superior image clarity and light-gathering capabilities.
-
Detection Range: Capable of detecting heat signatures up to 1800 meters, allowing long-range observation.
-
Display: 1440×1080 OLED full-color display for clear, crisp thermal images.
-
Multiple Color Palettes: Includes six color palettes (white hot, black hot, iron red, alarm, amber, emerald) for better visualization in various conditions.
-
Digital Zoom: 1x, 2x, 4x, and 8x digital zoom for enhanced image details at different magnifications.
-
Close Focus Distance: Can focus on objects as close as 2 meters, ensuring versatile viewing in different environments.
-
Video and Audio Recording: Built-in video recording (up to 2 hours per clip) with audio capture for comprehensive documentation of observations.
-
Wi-Fi Sharing: Share your thermal view with up to four devices via the Pixfra app, available for both Android and iOS.
-
Battery Life: Includes two 18650 rechargeable lithium batteries, providing up to 6 hours of operation per battery, with a combined total of up to 12 hours of use.
-
Ergonomic Design: Lightweight and ergonomically designed body for comfortable, prolonged use without fatigue.
-
Durability: Magnesium alloy casing for impact resistance and IP67 waterproof rating for protection against dust and water ingress.
-
Temperature Range: Operates in extreme temperatures, from –30°C to +50°C (–22°F to +122°F), ensuring reliable performance in diverse weather conditions.
-
Storage: Internal 32GB EMMC storage for video, images, and data recording.
-
Power Supply: Powered by a 5V Type-C charging port for quick recharging and convenience.
-
Operating System: Supports a frame rate of 50Hz for smooth video capture and analysis.
-
Diopter Adjustment: Adjustable diopter (-4D to +5D) for a customized viewing experience.
-
Protection: IP67 rated for water and dust resistance, ensuring the device can withstand harsh environments.
-
Convenient Accessories: Comes with an L-shaped tripod adapter, rubber eyecup, carry case, carry pouch, user manual, and lens cleaning cloth for added convenience and protection.
- Pixfra ARC A635 Handheld Thermal Monocular - 640x512/12µm/35mm 30mk
- 2 x 18650 Li-ion Batteries
- USB-C Dual Bay Charger
- L-Shaped Tripod Adapter
- Rubber Eyecup
- Carry Case
- Carry Pouch
- User Manual
- Lens Cleaning Cloth
- Pixfra 2 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.
DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY – READ MORE: HERE
Note: The above DPD link is to our group partner site Optics Warehouse, with whom we share logistics and stock. Link opens in a new window.
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.

