An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

   Homepage   
   
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Number of Results: 1 Search : plano-concave
plano-concave lens
  عدسی ِ تخت-کاو   
adasi-ye taxt-kâv (#)

Fr.: lentille plano-concave   

A → divergent lens composed of one concave surface and one plane surface. This type of lens has a negative focal point and produces a → virtual image.

→ plano-; → concave; → lens.