A luminaire for general indoor use including offices, corridors and stairways, public buildings, hospital and healthcare buildings, shops, canteens, schools and colleges and circulation or waiting areas. Side screen version for chalkboards and whiteboards. Emergency and AutoTest versions available - batten and polycarbonate cover version can be used to light dedicated emergency escape routes. Suitable for dimming using Eco-System. Uses T8 linear fluorescent lamps.