Atmospheric transmissometer applied to airport environment

The utility model discloses an atmospheric transilluminator applied to an airport environment, which is characterized in that a support platform is arranged at the top of a stand column, a notch is arranged at the front end of the support platform, a measuring unit is arranged in the middle of the support platform, a front-end shell of the measuring unit is glass with a V-shaped included angle, the side surface of the included angle is inclined forwards, and an air duct is arranged at the top of the measuring unit; the fan is installed behind the supporting single platform, a wind and rain protection cover is arranged at the front end of the supporting platform, an outer cover is arranged above the measuring unit, the outer cover is fixed to the outer edge of the supporting platform, and a baffle is arranged in a gap between the outer cover and the measuring unit; a cleaning mechanism is mounted below the measuring unit and can move up and down to clean a lens of the measuring unit; according to the device, b