Collimator

{
  "id": "MLC-T-CHM-002214",
  "term": "Collimator",
  "field": "Chemistry",
  "definition": "A device used to produce a parallel beam of radiation or particles, or to limit the angular divergence of a beam. It consists of a series of absorbing plates or channels that block rays not traveling in the desired direction. Collimators are widely used in nuclear medicine and radiation therapy to shape radiation fields.",
  "subject": "Analytical Chemistry",
  "see_also": [
    "absorber",
    "collimation"
  ],
  "references": [
    "PAC, 1982, 54, 1533. 'Glossary of terms used in nuclear analytical chemistry (Provisional)' on page 1538 (https://doi.org/10.1351/pac198254081533)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/collimator/"
}