@misc{indiciae9525043bfd4a,
  title = {Defect-free switchable phase grating.},
  author = {Garry A Lester and Stephen J Coulston and Adrian M Strudwick},
  year = {2006},
  doi = {10.1364/ao.45.000110},
  url = {https://pubmed.ncbi.nlm.nih.gov/16422328/},
  note = {Source identifier: 16422328}
}