Ultra-sensitive wavefront measurement using a Hartmann sensor

Aidan F. Brooks, Thu Lan Kelly, Peter J. Veitch, Jesper Munch

Research output: Contribution to journalArticle

38 Citations (Scopus)


We describe a Hartmann sensor with a sensitivity of λ/15,500 at λ = 820nm. We also demonstrate its application to the measurement of an ultra small change in wavefront and show that the result agrees with that expected to within λ/3,300.

Original languageEnglish
Pages (from-to)10370-10375
Number of pages6
JournalOptics Express
Issue number16
Publication statusPublished - 6 Aug 2007
Externally publishedYes

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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