TY  - RPRT
TI  - Diffractive optical element based sensor for surface quality inspection of concave punches.
AU  - V Hyvärinen
AU  - R Silvennoinen
AU  - K Peiponen
AU  - T Niskanen
PY  - 2000
DO  - 10.1016/s0939-6411(99)00071-5
UR  - https://pubmed.ncbi.nlm.nih.gov/10704900/
ID  - 10704900
ER  -