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.