Rearview assemblies for a vehicle are provided. The rearview assembly includes a housing coupled to a mounting structure that is configured to be mounted in a vehicle. The housing includes a rearward viewing means, and also includes a lamp subassembly. The lamp subassembly includes a single white LED device mounted to a substrate, and also includes an optical assembly with secondary optics for reflecting and refracting light emitted from the LED such that the emitted light forms two separate pools of light external to the rearview assembly. In an alternate embodiment, the lamp subassembly is included in a mounting structure for a vehicle rearview assembly. In still another embodiment, a vehicle optical accessory is provided, in which the vehicle optical accessory has one LED that provides two separate pools of light external to the vehicle optical accessory.