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(a) Brillouin/OCT microscopy system schematic. (b) OCE system schematic. ADC, analog to digital converter; BPD, balanced photodetector; C, collimator; CCD, charged coupled device; DAC, digital to analog converter; DM, dichroic mirror; EMCCD, electron multiplying CCD; FC, fiber coupler; PBS, polarizing beam splitter; PC, polarization controller; SLD, superluminescent diode; VA, variable attenuator; VIPA, virtually imaged phase array; λ/4, quarter wave plate.
