Equiconcave

{
  "id": "MLC-T-IND-002060",
  "term": "Equiconcave",
  "field": "Industrial and trades",
  "definition": "Describing a lens that has two concave surfaces with equal radii of curvature. This lens type causes light rays to diverge, making it a negative lens. An equiconcave lens is often used to expand a beam of light or to correct for spherical aberration in other optical components.",
  "subject": "Optics and imaging",
  "see_also": [
    "equiconvex"
  ],
  "translations": {
    "de": "gleichhohllinsenförmig",
    "es": "equicóncavo",
    "fr": "équiconcave"
  },
  "url": "https://mlchart.com/terminology/industrial/equiconcave/"
}