title: Basic principles of microscope objectives.
authors.affiliation: Olympus America, Melville, NY, USA.
authors.forename: Mortimer
authors.initials: M
authors.lastname: Abramowitz
authors.forename: Kenneth R
authors.initials: KR
authors.lastname: Spring
authors.forename: H Ernst
authors.initials: HE
authors.lastname: Keller
authors.forename: Michael W
authors.initials: MW
authors.lastname: Davidson
mesh_terms: D007219:Industrial Oils; D007909:Lenses / Q000592:standards; D008433:Mathematics; D008853:Microscopy / Q000295:instrumentation*; D055095:Optics and Photonics