Touchless Mechanism to Detect Rhodamine B Concentration in Distilled Water Using Fiber Bundle

Figure 6

Graph of the relation between rhodamine B concentration and position of Vv for (a) concentric and (b) a pair bundle probe. Also, relation between rhodamine B concentration and position of Vp for (c) concentric use and (d) a pair bundle probe.

(a)

(b)

(c)

(d)