Fluorite objective

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An objective made using the mineral fluorite (calcium fluoride). Fluorite has a low refractive index and low dispersion. It produces objectives that provide improved color correction and less spherical aberration.

Synonyms and Related Terms

Fluorit-Objektiv (Deut.); objectif en fluorite (Fr.);

Resources and Citations

  • ASTM, Standard Terminology of Microscopy, Annual Book of ASTM Standards, Section 14, General Methods and Instrumentation, ASTM, E175, 75-78, May 1982
  • Walter C. McCrone, John Gustave Delly, The Particle Atlas, W. McCrone Associates, Chicago, IV, 1972