d telescope objectives,and also to complete optical systems. The results of the methodas appHed to a complete telescope are discussed, and are shownto be independent of the accommodation of the observer. Seven-teen sets of curves for as many different lenses are given, and anillustrative discussion… … -.5 0 +.5min —.5 0 +.5mm —.5 0 +.5mm —.5 0 +.5nmiFig. II.—Photographic anastigmat lens X 475 A>
Lenses and optical systems
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