A source end of a light pipe can be split into two or more light entry units 312 a and 312 b as shown by FIG. 4e, each of which is disposed in proximity with a light source such as an LED. Also, a light pipe can be made to have a large source end and diameter enabling it to receive light from more than one light source as shown by FIGS. 4f, 4 i and 4 j. [0134] Now referring to FIGS. 4g-4 j an imag