Patent ID: 8541735
Filing Date: 2013-09-24
Classification: G01N

Abstract:
1. A microdevice comprising: a substrate having a top surface; at least one void formed in the top surface; a first optical element comprising a first optically transmissive material having an index of refraction and contained in the at least one void, wherein a top surface of the optically transmissive material does not extend beyond the top surface of the substrate and wherein the first optically transmissive material comprises at least one of SiOz, glass, InTiO a second optically transmissive material having a different index of refraction and disposed adjacent to the first optically transmissive material, and configured to either reflect or refract the beam of light at a boundary between the first and the second optically transmissive materials, and wherein the second optically transmissive material comprises at least one of air, water and an oil.