The LDM-100M 100m Laser Distance Meter is a professional-grade measuring instrument designed for long-distance, high-precision measurement in demanding construction and engineering environments. With a maximum measuring range of 100 meters, it enables fast and reliable distance measurement while reducing manual measuring errors.
The integrated bihorizontal bubble level improves positioning accuracy, making the device especially useful for large buildings, warehouses, industrial facilities, infrastructure projects, and architectural surveying.
Equipped with a Class II laser, ±2 mm measurement accuracy, and intelligent measuring functions including area, volume, continuous tracking, and indirect Pythagorean calculation, the LDM-100M significantly improves measuring efficiency for professional users.
Key Features
Professional 100 Meter Measuring Range
Ideal for large residential, commercial, industrial, and engineering projects.
High Precision ±2 mm Accuracy
Provides dependable measurement results across long distances.
Built-in Bihorizontal Bubble Level
Helps ensure accurate horizontal and vertical alignment during measurement.
Intelligent Measuring Modes
Supports:
- Distance Measurement
- Continuous Measurement
- Area Measurement
- Volume Measurement
- Maximum & Minimum Measurement
- Pythagorean Measurement
- Addition & Subtraction
Multi-Unit Conversion
Distance:
- m
- ft
- in
Area:
- m²
- ft²
- in²
Volume:
- m³
- ft³
- in³
Backlit LCD Display
Easy viewing under indoor or dim working environments.
20 Data Memory
Save and review previous measurements efficiently.
Energy Efficient
- Laser Auto-Off: 30 seconds
- Power Auto-Off: 180 seconds
Rugged Soft-Grip Housing
Designed for daily professional use with comfortable operation.
Technical Specifications
| Specification | LDM-100M |
|---|---|
| Measuring Range | 0.05–100 m |
| Accuracy | ±2.0 mm |
| Laser Class | Class II |
| Laser Power | <1 mW |
| Laser Wavelength | 620–690 nm |
| Built-in Bubble Level | Yes |
| Area Measurement | Yes |
| Volume Measurement | Yes |
| Pythagorean Measurement | Yes |
| Continuous Measurement | Yes |
| Maximum & Minimum Measurement | Yes |
| Addition/Subtraction | Yes |
| Unit Conversion | m / ft / in |
| Area Units | m² / ft² / in² |
| Volume Units | m³ / ft³ / in³ |
| Data Storage | 20 Groups |
| Backlight Display | Yes |
| Error Code Display | Yes |
| Battery | AAA 1.5V ×2 |
| Battery Life | >5000 Measurements |
| Auto Laser Off | 30 s |
| Auto Power Off | 180 s |
| Operating Temperature | 0°C–40°C |
| Storage Temperature | -20°C–65°C |
| Dimensions | 110 × 46 × 72 mm |
| Weight | 72 g |
Applications
The LDM-100M is ideal for:
- Large Building Construction
- Commercial Engineering
- Architectural Surveying
- Civil Engineering Projects
- Industrial Plants
- Warehouse Measurement
- Infrastructure Maintenance
- Steel Structure Installation
- Real Estate Surveying
- Factory Layout Planning
- Bridge & Tunnel Inspection
- Utility Installation
- Facility Management
Why Choose LDM-100M?
- Professional 100 m measuring capability
- Accurate to ±2 mm
- Built-in dual-axis bubble level
- Comprehensive measuring functions
- Fast calculation for large projects
- Lightweight yet durable design
- Suitable for engineers, surveyors, contractors, and industrial maintenance teams






