FARO Focus Premium Laser Scanner: Technical Specs and Field Performance
The FARO Focus Premium laser scanner delivers 120-meter range, ±3.5mm accuracy at 25 meters, and 976,000 points per second in standard mode—making it one of the fastest terrestrial scanners available for as-built surveys, architectural documentation, and structural assessments.
Core Specifications That Matter in the Field
When you're evaluating any laser scanner, you need to understand what the numbers actually mean on a job site. The FARO Focus Premium's 120-meter maximum range sounds impressive until you understand that accuracy degrades beyond 60 meters. Within that 60-meter sweet spot, you're working with ±3.5mm accuracy, which handles most architectural and structural work without requiring secondary measurements.
The ranging error of ±2mm is where this scanner separates itself from entry-level equipment. That specification means your distance measurements stay consistent throughout an 8-hour scanning session—no drift, no creep. You'll notice this on long corridors or large warehouse floors where you're scanning from multiple positions. The data stitches together cleanly because the ranging error doesn't accumulate.
What makes the Focus Premium relevant to your workflow is the HDR technology. You've probably fought with scanners in mixed lighting—half the room sunlit through windows, half in shadow. The HDR mode handles this automatically without requiring manual exposure adjustments between scans. You point, scan, and move on. That's not a luxury feature; that's reclaimed productivity.
Scanning Speed and Data Volume Comparison
Here's where the hourly point-gathering capacity becomes practical. At 976,000 points per second standard mode, you're collecting roughly 3.5 billion points in an hour of continuous scanning. Compare this to older terrestrial laser scanning equipment:
| Specification | FARO Focus Premium | Typical 2015-Era Scanner | Entry-Level 2024 Scanner | |---|---|---|---| | Points Per Second | 976,000 | 122,000 | 300,000 | | Estimated Points/Hour | 3.5 billion | 440 million | 1.1 billion | | Typical 30,000 sq ft Building (4 positions) | 2.5 hours total | 18 hours total | 6 hours total | | Range Accuracy at 25m | ±3.5mm | ±6mm | ±5mm | | Field of View | 360° × 305° | 360° × 270° | 360° × 300° |
This speed advantage compounds on real projects. You're scanning the same building in one afternoon instead of two days. That means fewer site visits, less client disruption, and faster billing cycles.
Field of View and Coverage
The 360° horizontal rotation with 305° vertical coverage means you capture the entire hemisphere in one scan position. You get ground-level baseboards and ceiling details simultaneously. The specific vertical range of -60° to +245° matters because it gives you overlap—you can scan ground details at steep angles without repositioning the scanner.
This prevents the blind spots you encounter with 270° vertical scanners. On interior walls, you eliminate those awkward gaps near the scanner where the geometry doesn't capture cleanly. For as-built surveys of commercial spaces, this full coverage reduces the number of scanner positions you need, which directly reduces setup time and site disruption.
Color and Intensity Data
The Focus Premium captures RGB color directly from the scanner's internal camera, integrating pixel-perfect color into your point cloud without post-processing registration. This integrated approach differs from external photo calibration, where you photograph the scene separately and align images afterward.
You'll use this color data differently depending on project type. On architectural work, it's invaluable for material identification—you can visually distinguish between concrete, plaster, and paint finishes directly in the point cloud. For heritage documentation, the color provides context that monochrome intensity data simply cannot convey. On industrial sites, it helps identify piping materials and equipment condition at a glance.
The intensity data (reflectance values) gives you additional information about material properties that color alone cannot capture. This becomes important when working with glossy surfaces or materials that reflect the laser beam differently than typical building materials.
Accuracy Profile Across Different Distances
The ±3.5mm accuracy specification at 25 meters is where most of your practical work happens. Beyond that distance, accuracy degrades predictably. At 60 meters, you're looking at roughly ±7mm accuracy—acceptable for many documentation tasks but not suitable for precision structural measurements.
This distance-dependent accuracy matters for how you plan your scanning positions. On a 150-meter-long bridge, you can't scan the entire span from the middle with full accuracy. You need multiple positions spaced approximately 50-60 meters apart to maintain your specified accuracy throughout. Plan accordingly, and the scanner performs reliably.
The measurement accuracy differs slightly depending on surface reflectivity. Matte surfaces like concrete and plaster behave predictably. Reflective surfaces like glass or polished metal introduce slightly higher uncertainty, though the Focus Premium's multi-echo technology handles these better than most scanners.
Comparing to Alternative Scanning Solutions
The Trimble TX5 and Leica RTC360) both occupy similar market territory](/article/leica-rtc360-scanner)](/article/leica-rtc360-scanner)](/article/leica-rtc360-scanner)](/article/leica-rtc360-scanner). The Trimble offers slightly better reflective surface handling and faster scan cycles in some modes. The Leica RTC360 delivers comparable speed but with different accuracy profiles at various distances.
Choose the Focus Premium if you're doing primarily architectural and structural work within 60 meters. Choose alternatives if you're doing long-range linear infrastructure scanning (pipelines, transmission lines) where maximum range matters more than scanning speed, or if you're working in highly reflective industrial environments like refineries.
Data Export and Integration
The Focus Premium exports to standard point cloud formats: LAZ, LAS, and proprietary FARO formats. The built-in registration capabilities let you stitch multiple scans together on-site or in post-processing. Most surveying software packages recognize the output directly without format conversion—AutoCAD, Revit, and specialized surveying platforms handle the data natively.
The scanner's internal processing handles atmospheric correction and reflector-based registration without requiring external software. For fast-moving projects, this on-board capability reduces your post-processing workload significantly.
Real-World Performance Considerations
Temperature stability affects all laser scanners. The Focus Premium operates reliably from 5° to 40°C, which covers most job conditions except desert environments or winter outdoor work in cold climates. Thermal drift becomes noticeable if you're switching between heated indoor spaces and cold outdoor areas repeatedly—give the scanner 15-20 minutes to stabilize temperature between environment changes.
Battery life runs approximately 4-5 hours continuous scanning in standard mode, less with HDR enabled. This limits single-position scanning duration on full-day projects but doesn't prevent all-day data collection—you're repositioning the scanner frequently anyway. The battery management system is honest about remaining capacity, which beats older equipment that would fail suddenly.
The weight of approximately 5.2 kg makes this a one-handed carry scanner. That matters more than it sounds. You're moving this equipment through buildings dozens of times daily—up stairs, through doorways, along scaffolding. The lightweight design reduces fatigue and increases your scanning throughput simply because you're less exhausted by day's end.
Practical Workflow Optimization
Set your scan resolution based on distance and target detail level. At 10 meters, reduced resolution still captures millimeter-scale details. At 60 meters, standard or high resolution ensures you don't miss critical dimensions on distant facades. Plan your position spacing to maintain accuracy overlap of 10-15% between scans—this overlap improves automated registration reliability.
The Focus Premium handles inclement weather better than some competitors due to its robust optics, but direct rain still interferes with range measurement. High humidity doesn't meaningfully degrade performance until it condenses on the optics themselves.
For large projects spanning multiple days, establish target-based registration workflows rather than relying on cloud-to-cloud automatic registration. Place reflective targets at known locations, and your registration stays stable across all scan positions regardless of environmental changes.
The point cloud processing phase determines whether your field data becomes useful documentation. Invest time in developing standardized filtering routines for your common project types—you'll process project data 40% faster using established workflows than reacting to each dataset individually.
The FARO Focus Premium delivers measurable advantages on medium-range surveying work where speed and accuracy both matter. Understand your distance requirements and accuracy thresholds before purchasing any scanner—these determine whether the Focus Premium or an alternative solution serves your practice better.