title: Addition of obliquely crossed spherocylindrical lenses.
abstract: This paper presents a three-step method for the addition of obliquely crossed spherocylinders. Contrary to other methods it does not require algorithms or complicated abstract concepts to secure the consistency of the results.
authors.affiliation: Faculdade de Medicina de Ribeirão Preto, University of São Paulo, Department of Ophthalmology, Brazil.
authors.forename: S J
authors.initials: SJ
authors.lastname: Faria e Sousa
mesh_terms: D000465:Algorithms; D007909:Lenses; D055095:Optics and Photonics