@inproceedings{SigelDohmenHeinrich2019,
  author    = {Andre Sigel and Mike Dohmen and Andreas Heinrich},
  title     = {Evaluation of a 3D printed freeform reflector and lens},
  series = {Optical Fabrication and Testing},
  editor    = {Optical Society of America},
  publisher = {OSA},
  address   = {Washington, D.C.},
  isbn      = {978-1-943580-60-6},
  doi       = {10.1364/FREEFORM.2019.JW3A.3},
  year      = {2019},
  language  = {en}
}