Typical optical/Laser Ranging method

The specific distance measurement method is shown in the following chart

Advantageous Features

Method Interference Law Triangulation Time of flight method
Principle Coherent light overlap geometric principles.

The linear propagation properties of light

The speed of light propagation
Classification Line laser, structured light Phase method, pulse method
Max. measuring range <1mm <100m Phase method: <1km

Pulse method: >30km

Resolution/ ~1nm ~1μm ~1mm
Distance accuracy High resolution Low cost and robustness Wide measuring range
Characteristic Vibration measurement, shape measurement Quality inspection, shape measurement Medium and long range

ERDI high precision, long distance measuring laser rangefinder, small size, light weight, is the human eye safe laser rangefinder module, and low power consumption.

Warm prompt:

ERDI provides timely and thoughtful after-sales service and technical support, and solves the problems encountered by customers in the use of products at the first time;

All of ERDI's rangefinder modules use CLASS 1 eye-safe wavelength light source;

The reliability and stability of the laser rangefinder module are the key indicators of the product, and only the products that have passed the long-term practice test have the basis for batch application;

ERDI provides cost-effective products to serve various drone customers, and currently supports thousands of drones with accumulated supporting equipment;

The high precision and versatility of the integrated navigation system and the high reliability and high stability of the laser gyroscope are the key indicators of the product. Only products that have been tested in practice for a long time have the basis for mass application.