dialytic telescope (English, noun)
expansion: dialytic telescope (plural dialytic telescopes)
Senses:
glosses: An achromatic telescope in which the coloured dispersion produced by a single object lens of crown glass is corrected by a smaller concave lens, or combination of lenses, of high dispersive power, placed at a distance in the narrower part of the converging cone of rays, usually near the middle of the tube.
Forms:
form: dialytic telescopes
tags: plural