
CHCNAV i85 IMU-RTK GNSS Receiver
Price range: £6,500.00 through £9,000.00
The CHCNAV i85 is a compact, laser-enabled GNSS receiver built for precision surveying in any environment. Combining 1408-channel satellite tracking, advanced IMU tilt compensation, and integrated dual cameras with laser rangefinding, it captures hard-to-reach points quickly and accurately, all within a rugged, pocket-sized design built for all-day field use.
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Pocket-Sized Laser IMU-RTK GNSS Solution for Advanced Field Surveying
The CHCNAV i85 brings together the latest GNSS, IMU, and laser technologies in a compact receiver that redefines field productivity. Designed for modern survey workflows, the i85 delivers centimetre-level accuracy even in obstructed or high-interference environments.
With dual integrated cameras, an intelligent green-laser aiming system, and 1408-channel multi-constellation tracking, it provides survey-grade positioning wherever your work takes you.
Highlights
- Laser-Based 3D Surveying
Capture precise coordinates from hard-to-reach or unsafe locations using the integrated laser rangefinder. - Augmented Reality (AR) Visualization
Dual 8 MP + 2 MP cameras with a 91° field of view enable intuitive AR-assisted navigation and stakeout. - Next-Generation Ultra-IMU
Delivers fast initialisation and high-precision tilt compensation, maintaining accuracy up to 60° of pole tilt. - Smart Laser Aiming
Edge-processed green-laser targeting with 8 MP vision boosts aiming efficiency by up to 50%. - Compact, Rugged Design
Weighing just 0.8 kg and rated IP68, the i85 withstands dust, water, and shock — ready for the toughest job sites.
Benefits and Performance
- 01 – Measure Inaccessible Points
The integrated laser and advanced heading sensors let you collect data from positions that would normally be out of reach — without compromising accuracy. - 02 – Exceptional GNSS Capability
A 1408-channel engine supports GPS, GLONASS, Galileo, BeiDou, QZSS, and SBAS, ensuring robust signal tracking in dense or reflective environments. - 03 – AR Visual Navigation
Augmented-reality overlays simplify field orientation, point identification, and stakeout verification. - 04 – High-Precision Auto-IMU
Automatic IMU calibration reduces setup time and speeds up each survey session. - 05 – Built to Endure
Magnesium-alloy housing with IP68 protection resists dust, water, and impact for reliable performance in any condition.
Use Cases
- Topographic Surveying
- Mining and Quarry Surveying
- Utility Mapping
- Forestry and Environmental Surveying
- Construction Layout and Monitoring
- Detailed Specifications
Positioning
GNSS : Full GNSS
IMU : 200 Hz
Precision max : 0.8 cm H / 1.5 cm V
Connectivity
Wireless : Bluetooth, Wi-Fi, NFC
Modem : 410–470 MHz, Rx/Tx
Physical
Weight : 0.800 kg
Dimensions : 133 × 85 mm
Battery life : Up to 20 hours RTK rover
| Pair With A Data Controller | With LT800 Data Controller, Without Data Controller |
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Delivery Policy
- Local deliveries will be made by our own fleet to addresses within 2-3 hours of our depots – this covers most of England and Wales.
- We’ll also deliver outside of the UK, using national couriers (UPS).
- Costs for delivery are depending on the weight and dimensions of the package.
- All packages are securely and safely packaged, typically using recycled packaging from our suppliers.
- If the item is in stock it will be delivered within 2-3 working days
- If an item is out of stock it will be delivered within 5-10 working days – any longer and we will contact you to advise and confirm a revised delivery date.
Cancellation Policy
Please contact our sales team on 01695 729 835 if you wish to change or cancel an order.
Refund Policy
- We hope you will be pleased with your purchase. Should you wish to return anything to us we will be happy to refund or exchange any goods returned to us unused, undamaged and fully resale able within 10 working days of receipt by the customer. The cost of returning any goods other than faulty goods is paid by the customer.
- The customer is liable for any goods returned to us that arrive damaged due to poor packing on the customers part.
- If goods are returned to us after 14 working days or not in a fully resale able condition, we reserve the right to refuse a refund or to deduct a 25% re-stocking charge.
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