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Meaning of ANASTIGMATIC

Pronunciation:  `anustig'matik

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WordNet Dictionary
 
 Definition: [adj]  pertaining to a lens or lens system free of astigmatism (able to form point images)
 
 Synonyms: stigmatic
 

 

 

Webster's 1913 Dictionary
 
 Definition: 
\An*as`tig*mat"ic\, a. [Pref. an-not + astigmatic.]
(Optics)
Not astigmatic; -- said esp. of a lens system which consists
of a converging lens and a diverging lens of equal and
opposite astigmatism but different focal lengths, and
sensibly free from astigmatism.

 



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