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Visibility Sensors


Vaisala Transmissometer LT31

Vaisala Transmissometer LT31

The state of the art in Runway Visual Range assessment and airport visibility measurement, providing highly accurate results with minimum maintenance and absolute reliability.


Vaisala Visibility Sensor FS11

Vaisala Visibility Sensor FS11

Designed according to ICAO, FAA and WMO guidelines, the FS11 is an ideal instrument for Runway Visual Range assessment and airport visibility measurement, as well as other demanding applications.


Vaisala Background Luminance Sensor LM21

Vaisala Background Luminance Sensor LM21

Fully featured instrument designed for Runway Visual Range and ICAO airport visibility systems.


Vaisala Visibility Sensor PWD50

Vaisala Visibility Sensor PWD50

​PWD50 offers perfect solutions for a variety of visibility measurement applications. For example meteorological weather stations and maritime visibility measurement.


Vaisala Visibility Sensors PWD10, PWD20 and PWD20W

Vaisala Visibility Sensors PWD10, PWD20 and PWD20W

Excellent solutions for a variety of visibility measurement applications. For example in road weather, waterways visibility measurement and obstruction light control.