Exploring the World's Longest Distance Rangefinders [120KM]

Exploring the World's Longest Distance Rangefinders [120KM]

Laser rangefinders have changed the way people measure distances by making it easier and more accurate. Technology continues to push the range capacity of rangefinders. Keep reading to see the longest distance rangefinder and some cost-effective long distance rangefinders. 

The Longest Distance Rangefinder

After some deep research, the longest distance rangefinder is the ERDI LRF-1570-120K16. It can measure up to 120 kilometers from sky to ground. ERDI, a renowned laser range-finding company, combines superior laser and ranging technology in this reliable equipment.

The LRF-1570-120K16 features a powerful 1570nm wavelength eye-safe laser source for safe usage in crowded areas. With its ±5 meter ranging precision, the LRF-1570-120K16 is perfect for long-range distance measurements in surveying, military, and atmospheric research. It's lightweight and portable for field deployments at 10 kg.

It adopts military micro-connectors: XS1 and operates from -40°C to +55°C. It is ideal for tough environments.

The LRF-1570-120K16 simplifies data viewing and operation with its user-friendly interface and high-resolution display. With its broad range, outstanding accuracy, durable design, and novel features, the ERDI LRF-1570-120K16 revolutionizes long-range laser rangefinding. This helps surveyors, meteorologists, and atmospheric researchers.

Other Notable Long-Range Rangefinders

You would use the longest distance rangefinder in some rare and extreme conditions. If the price is restricted, you should also consider the following long distance rangefinders with a reasonable price. 

Vectronix LRF 7047 [30KM]

One of the best long-range rangefinders is the LRF 7047 by Safran Vectronix. With an accuracy of ±1 meter, it has a maximum range of 30 kilometers (18.6 miles). This makes it suited for long-distance and precision measuring applications like, target acquisition, rangefinding, Long-range monitoring, Search and rescue, etc. 

Key LRF 7047 Features:

  • Long Range: Ideal for extended-range measurements with a 30-kilometer range.
  • High Accuracy: Measures with ±1 meter precision over the range.
  • For tracking moving objects, continuous target tracking is essential.
  • The LRF 7047 automatically optimizes its performance based on measuring parameters including visibility and target reflectivity.
  • Easy Alignment: An inbuilt 830nm pointer facilitates alignment. It saves time and money during system integration.
  • For regular functioning, use an eye-safe laser rangefinder wavelength at 1550nm.
  • Rugged Design: Built to work reliably in tough conditions.

The strong and adaptable LRF 7047 laser rangefinder is ideal for demanding applications requiring long-range, high-precision measurement.

Vectronix VECTOR 23 [25KM]

The Vectronix VECTOR 23 offers an impressive maximum range of 25 kilometers. With ranging accuracies of ±1 meters for distances up to 5 kilometers and ±5 meters for distances up to 25 kilometers.  this rangefinder ensures reliable and accurate results even at extreme ranges.

Additionally, VECTOR 23 includes a high-quality 7x magnification optical channel and a wide field of view (FoV) of 7.5 degrees. This combination provides exceptional target acquisition and observation capabilities.

The VECTOR 23 is built to withstand the harshest environmental conditions, thanks to its rugged and waterproof construction. It is designed to operate in temperatures ranging from -40°C to +63°C. 

With a high-resolution OLED display and intuitive control buttons, VECTOR 23 makes it very easy to use. The rangefinder also features multiple data interfaces, including RS-232 and USB, enabling seamless integration with other systems and devices.

With its exceptional range, high accuracy, advanced optics, and user-friendly design, the Vectronix VECTOR 23 is a versatile and reliable rangefinder that meets the demanding requirements of military, law enforcement, and professional civilian applications.

ERDI LRF10000D [10KM]

ERDI LRF10000D offers a remarkable distance range of up to 10,000 meters, catering to a variety of applications from industrial metrology to scientific research. Its core technology is based on a 1535nm erbium-doped glass laser, ensuring high accuracy in bad weather with a ranging error of less than ±1m.

It provides 7x magnification, angle measurement, altimeter, two-point distance measurement, target positioning, and ballistics calculation. The device is compact and lightweight, with dimensions of 141*81*53mm and a weight of under 430g (battery included). You can even put it into your pocket.  

Individual laser ranging telescope

The product has GPS, Bluetooth, and an OLED display built-in. With an IP67 waterproof rating and -40~+55℃ operating temperature, you can use it in some serious situations. 

The ERDI LRF 6000D stands out as a compelling option for those seeking an unparalleled long-distance eye-safe rangefinder. Whether for surveying, law enforcement, search and rescue, or long-range observation, the ERDI LRF offers exceptional performance in a user-friendly package.


The KILO10K-ABS HD is a cutting-edge long distance laser rangefinder by SIG Sauer. It delivers accurate distance measurements up to an impressive 10,000 yards (9,144 meters). With 10X magnification, you can see your target very clearly. 

 KILO10K-ABS HD features Onboard environmental sensors for long-range shooting. You can save up to 25 custom bullet profiles and 8 onboard ballistic groups. It supports BDX External, so you can connect to external devices like Kestrel and Garmin devices. 

The KILO10K-ABS HD comes with a ruggedized and waterproof construction, making it suitable for use in harsh environments and extreme weather conditions. Overall, the KILO10K-ABS HD rangefinder from SIG Sauer is a good tool for hunters, competitive shooters, and tactical professionals alike.


Now, you have learned which is the longest distance rangefinder in the world. You can also compare these long distance rangefinders on pricing and features. For different use cases, you may choose the perfect rangefinder accordingly. 


Leave a comment

Your email address will not be published. Required fields are marked *

Please note, comments must be approved before they are published