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# System prepended metadata

title: LRF20M90HS introduction

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LRF20M90HS
![](https://hackmd.io/_uploads/rJK5qfxY2.png)

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# Introducing High frequency laser range Finder Module




## Introduction:

Rangefinder's responsiveness and accurateness are both essential when it comes to dynamic operations.

If you are looking for LRF module that is capable of performing such task, LRF20M90HS is definitely the best pick. 

The most common application of the module that could be found in our daily life is security camera triggering, parking space detection and industrial manufacturing. In this post, we will cover up  some eye-catching characteristics of the module.


**Why LRF20M90HS ?**
##  High Precision and Real-Time Responsiveness
the LRF20M90HS raises the bar with an awe-inspiring capability of capturing **90 readings per second**, enabling intricate understanding of the environment for obstacle detection, navigation and mapping functions . 

## NIR wavelength selection
By leveraging the unique properties of NIR(Near Infrared)light, the LRF20M90HS deftly sidesteps the perils of scattering and fluorescence effects. This modification **minimizes interference** from ambient lights and fluorescence substances from the surroundings, significantly enhances the precision.

## Seamless Communication Interface:
The LRF module equipped with a **TTL (UART) communication interface**. This interface allows **easy connection** to a variety of microcontrollers and all devices that are commonly used in industrial applications.

## demo tool
We built an easy-to-understand tool to make it more convenient to operate and testing. The demo tool and codes are all **free downloadables** could be found on the product page.
![](https://hackmd.io/_uploads/SJ9z3MBt3.png)


