LIGHT GUIDE FOR A LIGHTING DEVICE

摘要

A lighting device comprises a side-light light guide (12) located in a su pport (13). To facilitate the location of the light guide (12) in the suppor t (13) and ensure its retention in a predetermined orientation, at least one location feature (11) is formed on/in the light guide for engagement by the support. Advantageously, the/each location feature (11) has no substantial effect on the light output of the light guide through its light-emitting reg ion (18).