Updated June 2026 — prices reflect 2026 market conditions
What Is Handheld 3D Laser Scanning?
Handheld 3D laser scanning uses a portable device that emits laser beams and records reflected signals to calculate geometry in three dimensions. Unlike fixed tripod-mounted scanners, handheld units move freely around an object, making them ideal for complex shapes and tight spaces. Modern devices capture up to 1,000,000 points per second with sub-millimetre accuracy.
When to Use It
- As-built surveys — capturing existing building geometry for renovation, refurbishment, or planning
- Reverse engineering — digitising worn or undocumented parts where no CAD exists
- Quality control and inspection — verifying dimensions without physical contact
- BIM deliverables — generating Scan-to-BIM models for architects and contractors
- Heritage recording — archiving listed buildings and historically significant structures
- 3D printing preparation — creating accurate meshes for prototyping or replacing damaged components
Key Benefits
- Speed — captures complex geometry in minutes vs. hours of manual measurement
- Accuracy — sub-millimetre tolerances, reducing costly rework on site
- Non-invasive — no physical contact with the surface, crucial for heritage or delicate objects
- Portability — fits in a small case, deployable on-site without extensive setup
- Lost CAD recovery — recreates digital models where original drawings no longer exist
- Versatility — works on objects from small mechanical parts to entire building facades
Top London Providers
| Provider | Speciality | Coverage | | --- | --- | --- | | THS Concepts | Architectural, heritage and structural BIM | All London boroughs | | Red Laser Surveying | Measured building surveys, Scan-to-CAD | London and UK | | Line Surveying | Point cloud, BIM for construction | London and surrounds | | Accurate MBS | Point cloud surveys, BIM deliverables | London and UK |
Typical Costs (London 2025)
| Project Type | Typical Cost (ex VAT) | | --- | --- | | Small residential (3-bed house) | £800–£2,500 | | Point cloud only (per day) | £750–£1,250/day | | Point cloud + 2D CAD drawings | £1,000–£2,000/drawing set | | Point cloud + 3D Revit/BIM | £1,500–£5,000+ | | Confined space scanning | £1,200–£2,500/day | | Small objects/parts | £80–£800+ |
Frequently Asked Questions
Q: How accurate is handheld 3D scanning?
Modern handheld scanners achieve ±1–3mm accuracy (sub-millimetre for Artec-type units) — well within construction documentation tolerances.
Q: When is handheld better than tripod scanning?
Choose handheld for confined spaces, complex interiors, MEP environments, heritage details, or when fast mobilisation is critical. Choose tripod for whole-building surveys and engineering-grade accuracy.
Q: What deliverables can I get?
Point cloud files (.e57, .rcp, .las), 2D AutoCAD drawings, 3D Revit/BIM models (LOD 200–400), orthomosaic imagery, and mesh files.
Q: What is the London premium for scanning?
London costs sit at the upper end of UK rates — typically 10–20% above regional averages due to site access complexity, travel, and higher operator overheads.