ERDI
Contact Us

Senior Engineer, Yilin
- Tel : +86 28 81076698
- WhatsApp : +86 18000520222
Customer Reviews

Our team has been using ERDI products. They provide excellent services and can quickly solve the technical problems of the products. In particular, the perfection of their entire industrial chain in the field of distance measurement has greatly facilitated our secondary development

We are very grateful to the technical engineers of ERDI for their on-site technical guidance at our company. Their visit has accelerated the research and development of our unmanned aerial vehicle (UAV) system. The products of ERDI have demonstrated remarkably stable performance.

We're extremely thankful to ERDI's engineers for coming to our office for detailed product training. Their expertise in communication modules has been a huge boon for our telecom project. The ERDI communication products we've incorporated into our system have shown outstanding stability, significantly enhancing the efficiency of our R & D work.
FAQ
We are a national high-tech enterprise in China. For each product, we cover the entire industrial chain, ranging from research and development to manufacturing, and then to technical service solutions.
We provide samples and will try our best to keep the fees as low as possible. If you are our regular customer, we will offer some free samples.
You can contact sales online to get latest price; Or you can leave message to us. Our sales will contact you as soon as possible. And the price we provide is normally FOB price.
We accept payments via T/T, PayPal and LC.
Our minimum order quantity is 1 pc.
Please contact sales to confirm if we still have goods in stock. If yes, we will ship goods to you in one week time after we receive your payment. If not, please confirm with sales.
Usually we ship goods to customer via express, such as DHL, FedEx, UPS, TNT or airway transportation. You can also ask us to send goods to your forwarder in China. And we will pay domestic freight.
Yes, we provide OEM/ODM service. Lead time of customized products need to be confirmed with sales. Usually we will ship products after 2 months time after we receive customer’s payment.
Our skilled and friendly salesmen are ready to answer your questions about our products and services at any time, from product selection to application. Free technical consultation services are offered by request. Our experienced engineers are here to cooperate with you on your special requirements or OEM designs.
The specifications of our products are subject to change without notice. Please ask necessary questions before you order.
Laser products are warranted to conform to ERDI’ s published specifications and to be free from defects in materials and workman-ship for a period of twelve months starting on the shipping date. ERDI will repair or replace (at our decision) ASAP without charge, any part(s) found to be defective during the warranty period.
Our warranties do not cover damages due to misuse, negligence or accidents or due to installations, repairs or adjustments not authorized by ERD.
If a problem occurs and can’t be solved by phone, fax, or email, you may return products to ERDI. Please contact us for a Return Material Authorization (RMA) number prior to shipping the laser. We’ll provide you details on shipping and customs information with the RMA number. All lasers and components should be carefully packed to avoid damage during shipment.
Long-Range Laser Rangefinders: How They Help Industries?
- Pandey, Ashutosh
- No Comments

Use of laser technology across industries has become a common norm to ensure precision and accuracy in desired applications. These devices use laser beams to measure distances with extreme accuracy, and are even capable of gauging targets several kilometers away. The growing demand for precision in distance measurements has made long range laser rangefinder popular. Nowadays, these devices are allowing precise measurements in industries like defense, construction, surveying, forestry, and outdoor sports.
Long range laser rangefinder
A type of optical instrument, a long-range laser rangefinder (LRLR) calculates the distance to a target by measuring the time it takes for a laser pulse to travel to the object and back. The range of these devices can vary widely, depending on the application. They can measure from a few kilometers for commercial units to over 25 kilometers for specialized military systems.
Key components of laser rangefinders include:
Laser emitters, which send a pulse of laser light toward the target; receivers to detect the reflected pulse; processors to calculate the distance; optics, which provide magnification for visual targeting; and, display system to show the measured distance and other data.
Modern long-range laser rangefinders are high precision devices, capable of extended range, angle and speed measurement. They can also be integrated with GPS, ballistic calculations, and mapping software. Some devices are even meant to operate in water and diverse environmental conditions.
Industries that make the most of long-range laser rangefinders:
- Military and defense are major users to accurately measure the distance to a target.
- Surveyors rely on these devices for topographic surveys and measure long distance terrain and mapping inaccessible areas.
- These are even used in construction planning.
- Land use and mapping also require using long-range laser rangefinders
- These devices assist in landing system in aerospace
- Mining and infrastructure
ERDI Tech Ltdtakes care of all your industrial laser sensing needs. The company deals in research, development, design and production of laser products, including eye-safe lasers, rangefinders, and others. Get in touch for custom product development.