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Schematic of OCT system design, SLED : Super Luminescent Diode, PC : Polarization controllers, P : Dispersion compension prisms, VND : Variable Neutral Density Filter, M : Reference Mirror, G : Dual galvanometer scanners, f : sample arm telescope lenses, O : Objective, S : Sample, VPHG : Volume Phase Holographic grating, FT : F-Theta Lens, CCD : CCD Line Camera.
