... stair led light diffuser, cupboard led light diffuser, led light cover, lam 1. Acrylic/PMMA /Polycarbonate extrusion profile for stair led light diffuser, cupboard led light diffuser, led ... combined with excellent light transmission.4. Application: Used for led light diffuser, light cover, mirror light cover, lampshade etc.5. ... , shape, sizes are welcome Plasic coextrusion profile for led lighting