Energy sink	Loss ratio	Efficiency factor
Cover surface reflections	0.065	0.935
Cover internal absorption	0.002	0.998
Boundary capture gaps	0.038	0.962
Inter-element capture gaps	0.012	0.988
Reflector occlusions	0.001	0.999
Surface absorption	0.055	0.945
Surface scattering	0.03	0.97
Tracking alignment errors	0.005	0.995
Reference conversion loss	0.6	0.4
High incidence losses	0.001	0.999
Uneven illumination	0.012	0.988
Elevated temperatures	0.043	0.957
Drive motor loads	0.002	0.998
Electronics loads	0.002	0.998
Total		0.304