Conférence – Optical Filters for Fluorescence, Raman and Laser Spectroscopy (laboratoire)

Que nous apprend la recherche génétique sur l’autisme?

Programme:

16h30 – 18h00 :

Introduction into optical filters

–       Application of optical filters

–       Optical filter families – differences

Construction of interference filters

–       Basic principle

–       Edge-filters

–       Notch-filters

–       Laser-clean-up

–       Bandpass-Filters

–       Basics of manufacturing and monitoring

–       Comparision soft- and hardcoated filters

Applications of interference filters

–       Raman

–       Fluorescence

–       Tunable filters – Application in the TuneCube for hyperspectral imaging

–       Beam-combining

Specifications of optical filters (besides spectral specification)

–       Flatness

–       Polarisation

–       Optical filters at non-normal Angle of incidence

–       Group delay dispersion by interference filters

Practical advices and handling of optical filters

–       Coherence and combining filters

–       Necessary Blocking of filters

–       Selection of optical filters – influence of bandwidth to S/N-ratio

–       Orientation of optical filters in the beampath

–       Cleaning of optical filters

par Dr. Jakob Bierwagen from AHF

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