Overview
The Garmin LIDAR-Lite 3 Laser Rangefinder High Performance (LLV3HP) is a laser rangefinder module designed for optical distance measurement in robotics and drone applications. It is housed in an IPX7-rated enclosure and provides user configurability to balance accuracy, operating range, and measurement time. Communication is supported via I2C or PWM.
Key Features
- Compact module (24.5 x 53.5 x 33.5 mm / 1.0 x 2.1 x 1.3 in)
- Measuring range: 5 cm to 40 meters
- Resolution: 1 cm
- Typical accuracy: +/- 2.5 cm at distances greater than 2 meters (refer to operating manual for complete operating specifications)
- Update rate: Greater than 1 kHz
- Interfaces: I2C or PWM
- Low current consumption: 65 mA idle; 85 mA during acquisition
- Water rating: IPX7
For customer service and technical support, contact support@rcdrone.top or visit https://rcdrone.top/.
Specifications
| Model | LIDAR-Lite 3 Laser Rangefinder High Performance (LLV3HP) |
| Unit dimensions | 24.5 x 53.5 x 33.5 mm (1.0 x 2.1 x 1.3 in) |
| Weight | 34 g (1.2 oz) |
| Water rating | IPX7 |
| Resolution | 1 cm |
| Typical accuracy | +/- 2.5 cm at distances greater than 2 meters |
| Range | 5 cm to 40 meters |
| Update rate | Greater than 1 kHz |
| Interface | I2C or PWM |
| Power (operating voltage) | 4.75-5 VDC; 6 V Max |
| Current consumption | 65 mA idle; 85 mA during acquisition |
| Operating temperature | -20 to 60° C |
| Laser wavelength / Peak power | 905 nm / 1.3 W |
| Beam divergence | 8 mRadian |
| Optical aperture | 12.5 mm |
| Regulatory approvals | CLASS 1 LASER PRODUCT CLASSIFIED EN/IEC 60825-1 2014. This product is in conformity with performance standards for laser products under 21 CFR 1040, except with respect to those characteristics authorized by Variance Number FDA-2016-V-2943 effective September 27, 2016. System contains no user serviceable components. Repair or service of the system is only to be handled by factory trained technicians. No service by the user is allowed. |
Applications
- Drones
- Robots
- Outdoor or harsh operating environments requiring rugged optical ranging
Manuals
- LIDAR-Lite 3 Laser Rangefinder High Performance (LLV3HP) - Github
- LIDAR-Lite 3 Laser Rangefinder High Performance (LLV3HP) - Operation Manual and Technical Specifications (PDF)
- LIDAR-Lite 3 Laser Rangefinder High Performance (LLV3HP) - CAD files (Parasolid, STEP, STL) (ZIP)
Details

The Garmin LIDAR-Lite 3 rangefinder module features a compact dual-lens housing with mounting tabs and a wired pigtail for easy integration.
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