Rectangular Glass Optical Fiber for Transmitting Sunlight in a Hybrid Concentrator Photovoltaic and Daylighting System

Figure 3

Incident angle of the ray trajectory direction relative to the plane normal to the (a) cross-sectional view of the round optical fiber, (b) cross-sectional view of the rectangular fiber, and (c) trajectory direction relative to the plane of the round optical fiber between two sequential reflections.

(a)

(b)

(c)