M. Sorjonen

Diffractive optical element based sensor for surface quality of pharmaceutical tablets

P. Paronen, R. Silvennoinen, K. Peiponen, 1998 .

DIFFRACTIVE ELEMENT IN OPTICAL INSPECTION OF PAPER

K. Matsuda, R. Silvennoinen, K. Peiponen, 1998 .

On the assessment of the surface quality of black print paper by use of a diffractive optical-element-based sensor

R. Silvennoinen, K. Peiponen, A. Jääskeläinen, 2000 .

On all-optical laser cleaning and inspection of contaminated concave metal surfaces

R. Silvennoinen, K. Peiponen, V. Hyvärinen, 2000 .

Optical sensing of colour print on paper by a diffractive optical element

R. Silvennoinen, K. Peiponen, J. Palviainen, 2002 .