Off-line system for simultaneous inspection of metal surface roughness and flatness by computer-generated holograms

Optical Engineering

Volumn 35, Issue 12, 1996, Pages 3637-3639

  Savolainen, Markku ^a   Räsänen, Jari T ^a   Peiponen, Kai Erik ^a   Silvennoinen, Raimo ^a  

^a UNIVERSITY OF EASTERN FINLAND   (Finland)

Author keywords

Flatness; Metals; Off line systems; Surface roughness

Indexed keywords

EID: 0000860409     PISSN: 00913286     EISSN: None     Source Type: Journal    
DOI: 10.1117/1.601082     Document Type: Article

References (3)

1. J. T. Räsänen, M. Savolainen, R. Silvennoinen, and K.-E. Peiponen, "Optical sensing of surface roughness and waviness by a computer-generated hologram," Opt. Eng. 34(a), 2574-2580 (1995).
2. M. Savolainen, K.-E. Peiponen, P. Savander, R. Silvennoinen, and H.Vehviläinen, "Novel optical techniques for window glass inspection," Meas. Sci. Technol. 6, 1016-1021 (1995).
3. R. Silvennoinen, J. Räsänen, M. Savolainen, K.-E. Peiponen, J. Uozumi, and T. Asakura, "On simultaneous optical sensing of local curvature and roughness of metal surfaces," Sensors and Actuators, A51, 117-123 (1996).