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ERDI TECH LTD: 10km Laser Rangefinder for Long-distance Measurement

Nov 6, 2025 Rangefinder ERDI
ERDI TECH LTD: 10km Laser Rangefinder for Long-distance Measurement

In the field of precision instruments, ERDI TECH has adhered to the firm belief of "making complex measurement and illumination no longer out of reach" for many years, focusing on the research, development, design and production of laser rangefinder modules. Starting from erbium glass, we have a complete product line from 1535nm lasers to rangefinder modules, which can ensure the stability of product quality while maintaining a high cost performance. This article will mainly introduce the ranging modules with a range of more than 10km in the 1535nm laser rangefinder module series, providing diversified choices for customers with long-distance needs.

Long-distance Precision Ranging over 10km

ERDI's ranging modules with a range of more than 10km adopt self-developed 1535nm erbium glass lasers, which achieve long-distance ranging capability while ensuring Class 1 eye safety. This series of modules are mainly targeted at NATO targets (2.3m × 2.3m), including LRF1017C with 10km, LRF1221C and LRF1222C with 12km, LRF1525C with 15km, and LRF1830C with 18km. As shown in the following table:

Module LRF1017C LRF1221C LRF1222C LRF1525C LRF1830C
Divergence Angle ≤0.3 mrad ≤0.3 mrad ≤0.3 mrad ≤0.3 mrad ≤0.3 mrad
Laser Energy ≥300 μJ ≥300 μJ ≥300 μJ ≥500 μJ ≥500 μJ
Launch Lens Diameter Φ12 mm Φ12 mm Φ16.5 mm Φ15 mm Φ18 mm
Receiver Lens Diameter Φ40 mm Φ40 mm Φ40 mm Φ50 mm Φ60 mm
Measuring Range 2.3m×2.3m Objective ≥10km 4m×6m Objective ≥12 km 2.3m×2.3m Objective ≥12 km 4m×6m Objective ≥15 km 4m×6m Objective ≥18 km
Minimum Range ≤50 m ≤50 m ≤40 m ≤50 m ≤50 m
Ranging Frequency 0.5Hz ~10Hz 0.5Hz ~10Hz 0.5Hz ~10Hz 0.5Hz ~10Hz 0.5Hz ~10Hz
Range Resolution 0.1m 0.1m 0.1m 0.1m 0.1m
Supply Voltage DC12V DC12V DC12V DC12 V DC12 V
Weight ≤275g ≤275g ≤335g ≤400g ≤400g
Dimension (L×W×H) 107mm×62mm×72mm 107×62×72mm 107mm×62mm×72mm 125mm×85mm×58.5mm 125mm×100mm×70mm

Integration Advantages, Supporting Parameter Customization

ERDI's rangefinder modules adopt TTL/RS422 standard communication interfaces, enabling flexible connection and supporting OEM customization. According to the ranging requirements, adjustments can be made based on customer needs:

Ranging range

Repetition frequency and pulse energy

Interface protocol and output format

Structure and optical configuration

Whether for small UAVs or long-distance strikes, ERDI can provide corresponding customized solutions.

Reliability and Qualification Assurance

As a professional manufacturer of laser rangefinder modules, all ERDI products have passed GB/T19001-2016/ISO9001:2015 certification, and obtained EU CE certification and US FDA certification. The entire production line adopts 5S management. Each product must go through processes such as Incoming Quality Control (IQC), Production Circuit Test (PCT), aging test, as well as reliability test, environmental test and aging test. After years of market verification, ERDI's ranging products have become the ideal choice for many customers in optoelectronic measurement.

In addition, for longer-range distance measurement requirements, ERDI also offers a laser target indicator with a wavelength of 1064nm, capable of supporting pulse energies ranging from 20mJ to 160mJ. The maximum distance measurement can reach up to 30km.

ERDI TECH LTD - Innovation and manufacturing of long-range distance measurement modules, helping global customers achieve more accurate long-distance measurement and target indication. 

Welcome to contact us to learn more about customized laser rangefinder module solutions.


Contact ERDI TECH

For technical inquiries, sample requests, or partnership opportunities, please contact:

📧 yeva@erdimail.com (responses within 24 hours)

📞+86 18123396539

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