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Tersus GNSS

MVP-S1

Handheld SLAM scanner with TightSLAM GNSS-LiDAR fusion.

Handheld SLAM LiDAR for indoor mapping in GPS-denied environments with sub-centimetre relative accuracy.

1cm /5cmSurvey-grade accuracy
RTK-SLAMAl-driven RTK-SLAM
VisionDual 48 MP Panoramic Cameras
3DGSSupports 3DGS Reconstruction

01

Robust RTK-SLAM

The AI-driven RTK-SLAM engine tightly integrates LiDAR, visual perception, and multi-constellation GNSS measurements to deliver reliable positioning in challenging environments. By continuously optimizing sensor fusion and trajectory estimation, the system maintains survey-grade accuracy while capturing dense, georeferenced point clouds in real time.

  • Multi-Sensor Fusion
  • Robust Trajectory Estimation
  • GNSS-Assisted SLAM
  • Survey-Grade Positioning
  • Real-Time Point Cloud Generation
Robust RTK-SLAM

02

TimeSync 3.0, True Microsecond Sync

Hardware-level synchronization aligns GNSS, IMU, cameras, LiDAR, and auxiliary sensors within microseconds, ensuring every data stream shares a common time reference.

  • All-sensor synchronization
  • Reduced motion distortion
  • Higher point cloud accuracy
  • Reliable sensor fusion
  • Optimized for mobile mapping
TimeSync 3.0, True Microsecond Sync

03

Real-Time Feedback

Monitor scan progress and preview colorized point clouds directly on your mobile device while capturing data. Generate instant scan reports in the field to verify coverage, positioning quality, and data completeness before leaving the site. By identifying gaps and issues immediately, operators can reduce rework, avoid costly return visits, and ensure project deliverables are ready for processing.

  • Live point cloud preview
  • Instant scan reports
  • On-site quality verification
  • Coverage gap detection
  • Reduced field rework
Real-Time Feedback

04

Photorealistic 3DGS

Equipped with dual 48 MP cameras, the MVP S1 captures stunning textures. Supported by 3D Gaussian Splatting (3DGS) technology, it generates not just point clouds, but photorealistic 3D models for immersive visualization.

Photorealistic 3DGS

Use Cases

Applications

BIM & Construction
Application 01 / 04

BIM & Construction

Accelerate your build with precise digital twins. Capture current site conditions rapidly to verify as-built models against design. Streamline progress monitoring and quality control with millimeter-level accurate point clouds for seamless BIM integration.

Underground Surveys
Application 02 / 04

Underground Surveys

Map the unreachable with confidence. Navigate complex GNSS-denied environments such as tunnels, mines, and utility corridors. The robust SLAM algorithm ensures continuous, drift-free mapping where traditional GPS fails, ensuring safety and data integrity.

Forestry Analysis
Application 03 / 04

Forestry Analysis

Digitize vegetation with exceptional detail. Efficiently map dense forests to calculate biomass, tree height, and canopy cover. The dual-camera system creates true-color point clouds, making species identification and environmental analysis faster and easier.

Volume Measurement
Application 04 / 04

Volume Measurement

Calculate stockpiles instantly and accurately. Replace tedious manual measurements with rapid mobile scanning. Quickly generate accurate 3D models of stockpiles, excavations, and earthworks for precise volume calculations and inventory management.

Technical

Specifications

Weight982 g (Battery: 363 g, Main unit: 619 g)
Dimensions104 × 140 × 305.7 mm (with positioning plate)
Ingress ProtectionIP55
Operating Temperature-20℃ to +55℃
Storage Temperature-20℃ to +65℃
Phone MountingMagnetic
WIFIWi-Fi 6, 2.4G / 5G dual-band, up to 20 m
BluetoothSupported
Data ExportTF card / Type-C
USBUSB OTG — supports app connection and SD card copy
AccuracyHorizontal 0.8 cm + 1 ppmVertical 1.5 cm + 1 ppm
Laser ClassClass 1 / 905 nm
Point Cloud Rate200,000 pts/s
Frequency10 Hz
Range0.1–40 m @10% reflectivity0.1–70 m @80% reflectivity
Field of View (FOV)Horizontal 360°Vertical -7° to +52°
Resolution48 MP × 2
Sensor Size1/2''
Panoramic ImageSupported
Camera Count2
Max Capture Rate10 Hz
Lens Field of ViewVertical 200°Horizontal 200° (per fisheye lens)
Power Consumption< 20 W
Battery Capacity41.97 Wh (2849.41 mAh)
Battery Voltage12.7 – 16.2 V
Operating Time150 min
Computing Power6 TOPS
Memory8 GB
Storage256 GB (expandable)
Point Thickness< 1 cm
AccuracyRelative < 1 cmAbsolute < 5 cm
Model GenerationBasic 3DGS model generation
PreviewBasic 3DGS preview

Get Started

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Talk to our team about pricing, integration, and support options.