Table 1.

Performance comparison between POF-SPR sensor [21] and PMMA SPR chip sensor.

Sensor	(S) Sensitivity (nm/RIU)	(∆n) Resolution (RIU)
PMMA SPR chip sensor	1.330 × 103	1.1 × 10−3
POF-SPR sensor [18]	1.325 × 103	1.1 × 10−3