Dr Nicholas Hoài Nam Nguyen (PhD) is a seasoned optometrist, clinical researcher and Adjunct Lecturer, working in the field of Optometry and Vision Science since 2003. Nicholas has an interest in holograms and their use for the measurement of human vision and refractive error. Nicholas completed his PhD titled "Applications of holograms for spherical refractive error measurements" in 2017 (UNSW). Nicholas now works primarily at Eye Focus, an optometry clinic in Cabramatta (Western Sydney). See Nicholas' research.