Dazzle free electrical lighting unit has bulbs behind spot lenses in screening tubes in a unit suspended on cables from a ceiling

摘要

The electrical lighting unit is suspended from such as a ceiling by steel cables [1] and has a pair of point light bulbs behind lenses [5] in screening tubes [4]. This focuses the light in a downwards direction. The tubes are formed on the sides of a frame [2]. The screening tubes are produced of translucent material.