单词	anastigmat
释义	anastigmat /əˈnastɪɡmat / noun An anastigmatic lens system.As such, the anastigmat offers an attractive compromise between astigmatism and field curvature.... Many advanced techniques of practical lens design will be illustrate with easy-to-understand examples drawn from the design of anastigmats and telescope objectives. Recently KiwiStar Optics extended a method developed to provide a complete survey of all possible reflecting anastigmats which have the simplest possible geometry.
随便看	unswerving unswervingly unsworn unsymmetrical unsymmetrically unsympathetic unsympathetically unsystematic unsystematically unt untack untagged untainted untaken untalented untalkative untamable untameable untamed untangle untanned untapped untarnished untasted untaught

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