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anastigmatic

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an·as·tig·mat·ic  (n-stg-mtk)
adj.
Free from astigmatism. Used of a compound lens in which the separate components compensate for the astigmatic effects of each lens.

anastigmatic [ˌænəstɪgˈmætɪk]
adj
(Physics / General Physics) (of a lens or optical device) not astigmatic Also stigmatic
ThesaurusLegend:  Synonyms Related Words Antonyms
Adj.1.anastigmatic - pertaining to a lens or lens system free of astigmatism (able to form point images)anastigmatic - pertaining to a lens or lens system free of astigmatism (able to form point images)
2.anastigmatic - not astigmaticanastigmatic - not astigmatic                      
astigmatic - of or relating to a defect in the eye or in a lens caused by a deviation from spherical curvature which prevents light rays from meeting at a common focus and so results in distorted images


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Gradually, his techniques and use of new devices in the studio evolved, including new backdrops with painted columns and gray landscapes, a wall of blue glass, European furniture, and two bellows cameras with anastigmatic lenses.
 
 
 
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