parfocal definition

  • adjective:
    • Having numerous lenses that have matching things in the same airplane
    • aided by the lower things all in similar airplane; -- stated of sets of eyepieces therefore mounted they is interchanged without varying the main focus of the instrument (as a microscope or telescope) with that they are utilized.
  • others:
    • Using The lower points of interest all-in the exact same jet: said of interchangeable eyepieces, for microscopes or telescopes, therefore mounted that whichever a person is used the focus remains the exact same. See eyepiece.

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