The world’s best, most accurate, and most frequently used visibility measurement instrument for runway visual range.
Transmissometer technology provides today’s best visibility measurement accuracy for Runway Visual Range (RVR), and Vaisala’s LT31 is the most trusted and frequently used transmissometer the world over.
By measuring light attenuation (reduction in light) between the transmitter and receiver, the LT31 is thus independent of the type of visibility reducing particles present — ensuring the best accuracy in the most crucial low-visibility situations, and in all conditions.
It automates many critical functions to provide unmatched accuracy, outstanding uptime, and minimal maintenance needs — ensuring the safety and efficiency of your airport operations
With LT31, airports have the necessary information to ensure safety of runway operations while maximizing capacity during all types of weather. Other benefits include:
The features that make the LT31 transmissometer the gold standard:
Don’t wait. See why the LT31 from Vaisala is the most trusted and frequently used transmissometer for RVR in the world.
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SUCCESS STORY: Vaisala helped ensure flight frequency and safety in vastly different climates and locales.