Ask This Old House With their slender profiles, fiber-optic lights can be squeezed into areas too tight for conventional recessed lights.
Light travels through cable buried in the ceiling.
The only parts visible are the end fittings, which can vary from an eyeball lens, top, to a fixed lens, middle, to an accent light for underneath cabinets, bottom. An antique oak beauty, the staircase deserved to be bathed in flattering light, not to mention the fact that this route was now the only access to the second floor and would receive a lot of traffic. She worried that wall sconces might get knocked into as she and her husband, Christian Nolen, lugged furniture up and down. Their solution came in the form of a thin filament of plastic. Yet instead of carrying digital information, these cables transmit light from a single bulb located, in this case, in an attic closet where the bulb can be changed easily whenever it burns out.