Null Ronchi-Hartmann test for a lens

Maximino Avendaño-Alejo, Dulce González-Utrera, Naser Qureshi, Luis Castaneda, César L. Ordóñez-Romero

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

A method to design Ronchi-Hartmann screens for improved alignment in the testing of fast plano-convex spherical lenses is presented. We design null screens that produce aligned straight fringes for observed patterns. The designs of these null screens are based on knowledge of the caustic by refraction. A qualitative test for a lens is presented.

Original languageEnglish
Pages (from-to)21131-21137
Number of pages7
JournalOptics Express
Volume18
Issue number20
DOIs
StatePublished - 27 Sep 2010
Externally publishedYes

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