In many areas, the step lighting is not taken into account in the early stage of construction, but it would become a potential safety hazard in the dim environment, so the post installation of right-angle light becomes indispensable. The whole luminaire is designed from concise geometry, and a quarter of the circle allows it to be used at any 90 degree corner. The anti-glare design is inspired by the hexagonal structure of honeycomb, which meets the requirements of light efficiency, and can achieve the purpose of anti-glare.