A light fixture recessed into a wall or ceiling groove, providing an effective glow. Optical: Fitted inside a 100 mm cornered groove, its compactness and light distribution control prism panel provide an attractive seamless gradation of light from the whole length of the groove. At the opening side only, the prism angle is reversed to prevent light from spilling out and creating an uncomfortable glare in the line of sight. Free layout: Can be placed horizontally or vertically to create a variety of looks in any space.