Università degli Studi di Modena e Reggio Emilia Dipartimento di Ingegneria dell’ Informazione Laboratory of Optoelectronics Optolab via Vignolese 905, 41100 Modena tel.: 059-2056196, Fax: 059-2056129 email:rovati.lugi@unimo.it OptoLab - Staff • Ing. Luigi Rovati: Head of the group • • • • Ing. Matteo Bonaiuti: PhD Ing. Stefano Cattini: PhD Ing. Fabio Bertarelli: PhD student Dr. Nithiyanantham Palanisamy: PhD student OptoLab - Skills Design and realization of innovative optoelectronic instrumentation and related metrological problems Ophthalmic Instrumentation NIRS Instrumentation Sensors DWS of the ocular Fundus Choroid Retina 1,2 Choroid Retina 1 0,8 P=0 0,6 0,4 0,2 P=0 0 1 10 2 10 3 10 4 10 Ocular fundus reflectometry Maximal reflectance variation (%) 0 -1 -2 Site T1 Site T2 -3 -4 -5 -6 6 10 14 Frequency (Hz) 18 22 Blood flow measurement in extracorporal circulation Fiber optic sensor for ex-vivo blood analysis Recent publications •S. Cattini, and L. Rovati, “UV-LEDs for Monitoring Dialysis Adequacy, ”Instrumentation and Measurement, IEEE Transactions on : Accepted for future publication, Digital Object Identifier 10.1109/TIM.2008.2009410 •L. Rovati and R. Ansari, “Noninvasive Measurements of Glucose in the Human Body Using Polarimetry and Brewster Reflection off of the Eye Lens” in “Handbook of Optical Sensing of Glucose in Biological Fluids and Tissues,” Valery V. Tuchin Ed., CRC Press, Larry Barksdale (Lincoln, United States), ISBN: 9781584889748, 2008 •S. Cattini and L. Rovati, “A simple readout electronics for automatic power controlled self-mixing laser diode systems,” Rev. Sci. Instrum. 79, 084704, 2008 •L. Rovati, S. Cattini, F. Viola, and G. Staurenghi, “Measuring Dynamics of Scattering Centers in the Ocular Fundus,” International Journal On Smart Sensing and Intelligent Systems, VOL. 1, NO. 3, pp. 799-811, 2008 •L. Rovati, S. Cattini, N. Zambelli, F. Viola, and G. Staurenghi, “In-vivo diffusing-wave-spectroscopy measurements of the ocular fundus,” Optics Express, Vol. 15, Issue 7, pp. 4030-4038, 2007 •L. Rovati, G. Salvatori, L. Bulf, and S. Fonda, “Optical and electrical recording of neural activity evoked by graded contrast visual stimulus,” BioMedical Engineering OnLine 2007, 6:28, doi:10.1186/1475-925X-6-28, 2007 •L. Peretto, L. Rovati, G. Salvatori, R. Tinarelli, and A. E. Emanuel, “A measurement system for the analysis of the response of the human eye to the light flicker,” IEEE Transactions on Instrumentation and Measurement, Vol. 56, No.4, pp. 1384-1390, 2007 •F. Crespi, M. Donini, A. Bandera, F. Congestri, F. Formenti, V Sonntag, C. Heidbreder, and L. Rovati, “Near-infrared oxymeter biosensor prototype for non-invasive in vivo analysis of rat brain oxygenation: effects of drugs of abuse,” J. Opt. A: Pure Appl. Opt. 8, pp. 528-534, 2006 •G. Salvatori, I.K. Suh, R.R. Ansari, and L. Rovati, “Instrumentation and Calibration Protocol for a Continuous Wave Near Infrared Hemoximeter,” IEEE transactions on instrumentation and measurement, vol. 55, n. 4, pp. 1368-1376, 2006 •M. Ruggeri, G. Salvatori, and L. Rovati, "Synchronous phase to voltage converter for true-phase polarimeters,” Measurement Science and Technology Vol. 16, pp. 569-577, 2005 •L. Rovati, M. Bonaiuti, and P. Pavan, "Design of a high-performance optical system for angular position measurement: optical and electronic strategies for uncertainty reduction," Instrumentation and Measurement, IEEE Transactions Vol. 54, Issue 5, pp. 2075-2081, 2005 •F. Crespi, A. Bandera, M. Donini, C. Heidbreder, and L. Rovati, "Non-invasive in vivo infrared laser spectroscopy to analyse endogenous oxyhaemoglobin, deoxy-haemoglobin, and blood volume in the rat CNS," Journal of Neuroscience Methods 145, pp. 11-22, 2005 •L. Rovati, and F. Docchio, “Autofluorescence methods in ophthalmology,” Journal of Biomedical Optics 09(01), pp. 9-21, 2004 •R.R. Ansari, S. Boeckle, and L. Rovati, "New optical scheme for a polarimetric-based glucose sensor,” Journal of Biomedical Optics 09(01), pp. 103115, 2004 •L. Rovati, A. Bandera, M. Donini, G. Salvatori, and L. Pollonini, “Design and performance of a wide bandwidth and sensitive instrument for nearinfrared spectroscopic measurements on human tissue,” Rev. Sci. Instrum. Vol. 75, Issue 12, pp. 5315-5325, 2004 More …. Please visit our web site: http://www.dii.unimo.it/optolab/