1. A method comprising:disposing a reflective foil on a substrate, the reflective foil having an opening;
disposing a semiconductor light emitting device on the substrate, the semiconductor light emitting device being disposed in the opening of the reflective foil;
forming an optical element over the semiconductor light emitting device such that the reflective foil is in contact with a full length of a base of the optical element; andremoving the semiconductor light emitting device from the substrate.