An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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plano-convex lens
  عدسی ِ تخت-کوژ  
adasi-ye taxt-kuž (#)
Fr.: lentille plano-convexe  

A → convergent lens that has one flat side and one convex side. Plano-convex lenses focus parallel rays of light to a positive point, thus forming → real images.

See also: → plano-; → convex; → lens.