2. Fluorometer - measures the intensity of fluorescent light emitted by a sample exposed to UV light under specific conditions. Emit fluorescent light as energy decreases Ground state Sample 90C Detector UV Light Source Monochromator Monochromator Antibonding Antibonding Nonbonding Bonding Bonding Energy      −  − ' ' ' ' ' n-> n  n->' Electron's molecular energy levels Fluorometer2. Fluorometer - measures the intensity of fluorescent light emitted by a sample exposed to UV light under specific conditions. Emit fluorescent light as energy decreases Ground state Sample 90C Detector UV Light Source Monochromator Monochromator Antibonding Antibonding Nonbonding Bonding Bonding Energy      −  − ' ' ' ' ' n-> n  n->' Electron's molecular energy levels Fluorometer