A Practical Method to Design Reflector-Based Light-Emitting Diode Luminaire for General Lighting

<div>(a) Schematic of rotational deviation Δ<i>θ</i> and (b) influence of rotational deviation on the illumination uniformity and the light utilization efficiency.</div>

Advances in OptoElectronics

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Figure 10

Figure 10: A Practical Method to Design Reflector-Based Light-Emitting Diode Luminaire for General Lighting 