Fig. 1 Experimental setup A: He-Ne laser 633 nm, B: Polarizer disk (encoder), C: Single mode fibre launch XYZ with objective lens, D: Single mode optical fibre at 633 nm (50 m), E: XYZ translation stage, F: Analyzer disk, G: Silicon Photodiode, H: Optical Power Meter.
Table 1: Class number, 5-bit chain and equivalent polarization plane.