3DMakerpro Raven Max RTK Handheld SLAM LiDAR 3D Scanner
The 3DMakerpro Raven Max RTK is a professional handheld LiDAR 3D scanner that combines SLAM mapping, dual 12 MP colour cameras and RTK GNSS positioning. Designed for land surveyors, construction professionals, civil engineers and GIS specialists, it allows users to capture detailed three-dimensional environments while connecting scan data to real-world geographical coordinates.
With a maximum scanning range of 100 metres, a measurement rate of up to 150,000 points per second and a specified LiDAR accuracy of 2 cm at 10 metres, the Raven Max RTK provides a practical solution for documenting buildings, construction sites, industrial facilities and outdoor infrastructure. Its lightweight design and mobile scanning workflow make it possible to collect detailed spatial information while walking through the project area.
Unlike the standard Raven and Raven Max, this configuration includes an RTK GNSS positioning kit. This makes it particularly suitable for mapping projects where point clouds need to be associated with geographical coordinates rather than remaining only in a local scanning coordinate system.
RTK GNSS Positioning for Georeferenced 3D Mapping
The main advantage of the Raven Max RTK is its ability to combine LiDAR scanning with Real-Time Kinematic (RTK) GNSS positioning. With suitable correction data and satellite reception, RTK technology can provide centimetre-level positioning information that helps connect captured 3D environments to geographical coordinates.
For land surveyors and GIS professionals, this is valuable when documenting infrastructure, outdoor sites and physical assets that need to be located within a wider mapping project. Instead of working exclusively with a locally positioned point cloud, users can process RTK observations to support the geographical positioning of their scan data.
The system supports positioning workflows using RTK differential correction services and compatible GNSS base station data. RayStudio can process positioning information together with the scanned point cloud to support georeferenced 3D datasets.
Accurate RTK positioning requires suitable satellite visibility, correction data and correct processing settings. Buildings, trees, tunnels and other obstructions can affect GNSS reception. For projects requiring verified survey coordinates, independent control points and accuracy checks remain important.
Mobile SLAM LiDAR Scanning Without Repeated Scanner Setups
The Raven Max RTK uses Simultaneous Localisation and Mapping (SLAM) technology to capture the geometry of an environment while the operator moves. Instead of measuring every feature individually or repeatedly setting up a stationary scanner, users can walk through a building, construction site or industrial area while collecting continuous LiDAR measurements.
The scanner uses its sensor data to estimate movement and connect successive measurements into a three-dimensional point cloud. This approach is especially useful for corridors, warehouses, building interiors and other complex spaces where many surfaces and structural features need to be documented.
For construction teams, mobile scanning can simplify the process of recording existing conditions before renovation or installation work. Surveyors can use the resulting point cloud to examine site geometry, while engineers can review the relationships between visible structures, equipment and surrounding spaces.
Good scanning technique remains important. Maintaining a steady walking speed, scanning overlapping areas and following suitable loop paths can help improve SLAM alignment and reduce accumulated mapping drift.
Centimetre-Level LiDAR Measurement Accuracy
The Raven Max RTK offers specified LiDAR measurement accuracy of 2 cm at 10 metres, 3 cm at 20 metres and 5 cm at 40 metres. These specifications make it useful for collecting building geometry, structural features, visible installations and other spatial information for technical documentation and 3D modelling.
In practical fieldwork, the point cloud can provide a detailed reference of the measured environment. Engineers can examine spatial relationships between structures, while building professionals can use scan data to support renovation planning, as-built documentation and preparation of CAD or BIM models.
It is important to distinguish between LiDAR measurement accuracy and RTK GNSS positioning accuracy. LiDAR accuracy describes the measurement of surfaces at specified distances, while RTK positioning relates to the geographical location of the scanner. The final accuracy of a georeferenced point cloud depends on both systems, as well as SLAM alignment, processing and field conditions.
Up to 100 Metres Scanning Range
With a maximum specified scanning range of 80 to 100 metres, the Raven Max RTK can capture spatial information across indoor environments and larger outdoor areas. The effective detection radius is approximately 40 metres for surfaces with 10% reflectivity and 50 metres for surfaces with 80% reflectivity.
This range is useful for documenting building exteriors, construction areas, infrastructure features, industrial halls and open sites. Professionals can collect measurements of surrounding surfaces without needing to approach every object directly.
The actual scanning distance depends on surface reflectivity and environmental conditions. Dark surfaces and difficult viewing angles may produce shorter measurement distances than bright, reflective targets.
360-Degree LiDAR Coverage and High-Density Point Clouds
The scanner provides a 360° horizontal field of view and a 40° vertical field of view, allowing it to record surfaces in every horizontal direction as the operator moves through the environment.
With up to 150,000 points captured per second, the Raven Max RTK collects detailed geometry from walls, floors, columns, machinery, terrain features and other visible objects. The resulting point cloud provides a digital representation that can be reviewed and processed after the scanning session.
For building documentation, this helps capture relationships between architectural elements. In outdoor surveying, the scanner can collect visible site features and structural geometry for spatial mapping applications. Additional scanning passes may be necessary to capture elevated surfaces or areas outside the scanner’s vertical field of view.
Dual 12 MP Cameras for Colour 3D Documentation
The Raven Max RTK features two 12 MP colour cameras with 1/2-inch sensors. These cameras capture visual information alongside the LiDAR measurements, allowing users to produce colourised point clouds and visually detailed 3D models.
Colour data makes scanned environments easier to interpret. Building surveyors can identify different materials, doors, windows and surface features, while construction teams can document visible installations and existing conditions. For industrial facilities, colour information helps distinguish machinery, structural elements and surrounding equipment.
The dual-camera configuration also supports realistic 3D visualisation workflows, including Gaussian Splatting. This is particularly useful for digital twins, architectural presentations and projects where users need both technical geometry and a recognisable representation of the physical environment.
Portable Design with Integrated AMOLED Display
The Raven Max RTK uses the compact Raven Max scanner body, weighing approximately 1.1 kg before RTK accessories. Its portable design makes it manageable for field teams working across multiple locations or moving through large buildings and construction environments.
An integrated 3.9-inch AMOLED display allows operators to control scanning functions and monitor data collection directly on the device. An eight-core 2.4 GHz processor supports onboard operation, while expandable TF card storage allows captured scanning data to be saved for later processing.
The scanner uses a 905 nm Class 1 laser system compliant with IEC 60825-1:2014. Its standalone operating design reduces the need to carry a laptop during routine data acquisition.
Removable Battery for Extended Fieldwork
The Raven Max RTK includes a removable 12,000 mAh battery grip with up to two hours of operation under specified conditions. The replaceable battery design helps teams organise longer field sessions by using additional compatible battery grips when required.
External power is also supported for suitable operating configurations. The scanner includes USB Type-C connectivity, USB-C power delivery up to 65 W and Wi-Fi 5 connectivity for communication and data transfer.
For surveyors and construction teams, these features provide flexibility when scanning multiple buildings, carrying out site documentation or working at locations without convenient access to mains power.
RayStudio Software for RTK Processing and 3D Point Clouds
Captured scanning data can be processed using RayStudio, the dedicated software for 3DMakerpro spatial scanners. RayStudio supports point cloud processing, filtering, colourisation, 3D visualisation and the integration of positioning information.
For RTK workflows, the software supports processing data collected with the RTK-equipped scanner. Depending on the selected workflow, geographical positioning can use recorded GPS information, compatible base station observation files or RTK differential correction data.
Once processed, the point cloud can be reviewed, cleaned and prepared for further use. Supported export formats include LAS, PCD, PLY, OBJ, E57 and XYZ, providing flexibility for transferring spatial information into compatible CAD, GIS, point cloud and 3D modelling applications.
RayStudio also supports Gaussian Splatting for realistic visual representations of scanned environments. Desktop processing requires a compatible Windows computer, with an NVIDIA graphics card required for Gaussian Splatting workflows. Final CAD drawings, BIM models or other engineering deliverables may require additional specialist software and processing.
Applications in Surveying, Construction and GIS
The combination of handheld SLAM LiDAR scanning and RTK positioning makes the Raven Max RTK particularly useful for professionals who need detailed three-dimensional measurements connected to a wider spatial reference.
- Land surveying and topographical mapping: Capture visible terrain features, structures and site geometry as point clouds that can be georeferenced and checked against survey control.
- Construction and civil engineering: Document existing conditions, building geometry, infrastructure features and site progress for planning and engineering reference.
- GIS and asset management: Collect spatial information about visible assets and prepare georeferenced 3D datasets for integration into compatible GIS workflows.
- Architecture and renovation: Scan building interiors, facades and surrounding areas to support existing-condition documentation and 3D modelling.
- Industrial inspection: Record complex machinery areas, equipment layouts and installations for maintenance planning and facility documentation.
- Infrastructure mapping: Capture bridges, tunnels, roadsides and other accessible structural environments, using appropriate control where GNSS signals are restricted.
Additional Mounting Options for Mobile Mapping
The Raven Max RTK supports optional mounting accessories for different data collection methods, including backpack, bicycle, vehicle and drone configurations. These accessories can extend its use beyond ordinary handheld scanning and allow data collection along larger routes or in areas where carrying the scanner by hand is impractical.
For drone applications, the mounting arrangement, payload capacity, power supply and positioning setup must be suitable for the aircraft and intended mission. The scanner operates independently, so integration with a drone’s flight control system should not be assumed.
In environments with poor satellite visibility, such as dense urban areas, tunnels or enclosed industrial spaces, RTK positioning performance may be limited. Additional survey control or point cloud registration methods may be needed.
Raven Max RTK Compared with Raven and Raven Max
The 3DMakerpro Raven series includes three configurations based on the same core SLAM LiDAR scanning system. The standard Raven has one 12 MP colour camera, while the Raven Max features two 12 MP cameras for additional visual capture.
The Raven Max RTK combines the dual-camera Raven Max scanner with an included RTK GNSS positioning kit. This makes it the appropriate configuration for users who want to connect their scanning data to geographical coordinates using GNSS positioning workflows.
All three models share the same stated maximum LiDAR scanning range, point capture rate and distance-dependent LiDAR accuracy. The principal difference is therefore the camera configuration and the availability of RTK GNSS positioning.
Included Raven Max RTK Equipment
The Raven Max RTK configuration includes the Raven Max LiDAR scanner, RTK positioning kit, removable battery grip, mounting base, protective cover, TF memory card, card reader and carrying case. This equipment provides the main components needed to begin scanning and organise data transfer and transport.
Projects requiring centimetre-level geographical positioning also need a suitable RTK correction workflow, compatible reference data and adequate GNSS reception. The appropriate correction method depends on the location and project requirements.
3DMakerpro Raven Max RTK at Global GPS Systems
At Global GPS Systems, we help land surveyors, civil engineers, construction companies and GIS specialists choose equipment suited to their measurement and mapping projects. The 3DMakerpro Raven Max RTK is particularly relevant for professionals looking to combine portable LiDAR scanning with geographical positioning.
Whether you are documenting infrastructure, mapping a construction site or preparing georeferenced 3D data for engineering work, our team can help you understand the RTK setup, compatible correction services, software requirements and suitable accessories. We can also advise on additional GNSS surveying equipment and control methods for projects where coordinate accuracy needs to be independently verified.


















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