An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 1 Search : achromatic lens
achromatic lens
  عدسی ِ افام، ~ بیفام   
adasi-ye afâm, ~ bifâm

Fr.: lentille achromatique   

Lens (or combination of lenses) that brings different wavelengths within a ray of light to a single focus, thus overcoming chromatic aberration.

→ achromatic; → lens.