Fig. 2From: Development and validation of hybrid Brillouin-Raman spectroscopy for non-contact assessment of mechano-chemical properties of urine proteins as biomarkers of kidney diseasesSchematic demonstration of BLS Spectroscopy using scanning 6-pass TFPI coupled with confocal microscope. M: Mirror, F: Filter, L: Lens or Objective, IL: Imaging Lens, BS: Beam Splitter, CCD: Charge-Coupled Device, TFPI: tandem Fabry-Perot interferometer, PR: prism, PMT: photo-multiplying tubeBack to article page