Abstract:
Various embodiments may relate to a lens for a lighting assembly. The lens includes a bottom surface and an outer surface extending upwardly from the bottom surface, wherein the bottom surface includes an incident surface and the outer surface includes emergent surfaces, wherein the outer surface includes at least one first surface unit that includes a light adjusting surface and an emergent surface, the light adjusting surface receives at least one part of light beams from the incident surface and adjusts the light beams to the emergent surface to emerge through the emergent surface, and emergent light beams are converged at focus.
Abstract:
A connector for electronic device includes a cylindrical body, an end cap formed at one end of the cylindrical body that includes a first section and a second section, wherein the first section is formed between the end cap and the second section, the end cap has a diameter bigger than that of the first section, and the first section has a diameter bigger than that of the second section, and a circumferential wall of the second section at least partially has threads, and an insulator circumferentially formed in one piece on the first section, wherein the end cap comprises a first electrical contact surface on an end surface facing the first section, and the first section includes a second electrical contact surface on an end surface facing the second section, and the first electrical contact surface and the second electrical contact surface are insulated from the first section.