Patent ID: 8684569

Claim:
A lens structure for a solid state downlight and arranged for placement between at least one solid state emitter of the solid state downlight and a trim structure, the lens structure comprising: a lower face, an upper face, at least one peripheral edge, and at least one recess defined in the lower face inboard of the at least one peripheral edge; and at least one trim retaining element arranged to retain an upper end portion of a trim structure when the upper end portion is fitted into the at least one recess; wherein the lower face, the upper face, the at least one peripheral edge, the at least one recess, and the at least one trim retaining element are integrally formed of a single continuous light-transmissive material; and wherein the lens structure comprises at least one of the following features (i) and (ii): (i) the at least one trim retaining element is disposed within the at least one recess; and (ii) the at least one trim retaining element comprises multiple trim retaining elements.