Photoelectric transmittance meter

{
  "id": "MLC-T-MET-007911",
  "term": "Photoelectric transmittance meter",
  "field": "Meteorology and atmospheric science",
  "definition": "An instrument that measures the fraction of incident light that passes through a medium, such as the atmosphere, using a photoelectric sensor. It quantifies the transparency or clarity of the air by detecting changes in light intensity after it has traversed a specific path. These meters are often employed to assess visibility, haze, or the concentration of aerosols in the atmosphere.",
  "synonyms": [
    "photoelectric transmissometer"
  ],
  "url": "https://mlchart.com/terminology/meteorology/photoelectric-transmittance-meter/"
}