Experimental Investigation on the Feasibility of Using a Fresnel Lens as a Solar-Energy Collection System for Enhancing On-Orbit Power Generation Performance

Table 3

Summary of the power-measurement test results.

Incidence angle		(mW)
α	β	w/o PMMA lens	With Fresnel lens	With multiarray lens
67.5°	0°	0.0032	21	1.98
45°			1.79	1.41
22.5°			1.77	0.90
0°			7.63	1.01
90°	−30°	0.0003	0.42	0.014
	−25°	0.0003	0.35	0.08
	−20°	0.0003	0.35	0.16
	−15°	0.0003	2.86	0.48
	−10°	0.0003	7.02	0.88
	−5°	0.0003	14.02	1.66
	0°	0.0032	25.05	2.66
	15°	15.79	15.67	12.62
	30°	48.778	23.93	46
	45°	82.77	61.95	79.04
	60°	109.76	90.73	106.16
	90°	137.87	140.2	128.35