An instrument for sizing and counting airborne particles.
D000336:Aerosols / Q000032:analysis; D000397:Air Pollution / Q000032:analysis; D004391:Dust / Q000032:analysis; D008027:Light; D055095:Optics and Photonics; D010783:Photometry / Q000295:instrumentation
D000336:Aerosols; D004391:Dust