Details

Date1827
AuthorAmici
ContributionProduced improved objective by new approach (resulting from work begun in 1824).
ReferenceBradbury
NotesHe empirically arranged achromatic doublets (or triplets) so that the spherical aberration of each successive doublet canceled out the spherical aberration of the one that preceded it. Permitted wider apertures, and thus more brightness and better resolution.
CategoryMicroscopy
Pathogen ClassGeneral

Copyright © 2007- William C. Campbell.  All rights reserved.