Theoretical and Experimental Optical Evaluation and Comparison of Symmetric 2D CPC and V-Trough Collector for Photovoltaic Applications

Table 3

Variations in ray reflections as a function of incidence angle and concentrator reflecting surface geometry.

Incidence angle (°)	CPC			V-trough
	No reflection (%)	One reflection (%)	Two reflections (%)	No reflection (%)	One reflection (%)	Two or more reflections (%)
0	52	44	4	52	48	0
5	52	46	2	52	48	0
10	52	48	0	52	44	2
25	28	72	0	10	40	40
27.5	24	76	0	2	40	58