Dialytic

[Sarah]

Having the quality of unloosing or separating. Clarke. Dialytictelescope, an achromatic telescope in which the colored dispersionproduced by a single object lens of crown glass is corrected by asmaller concave lens, or combination of lenses, of high dispersivepower, placed at a distance in the narrower part of the convergingcone of rays, usually near the middle of the tube.