The OPA80 Series and OPA83 Series from Optek Technology are available in a variety of ring sizes and configurations, and feature an optional ambient light sensing device to minimise current consumption during high ambient light conditions "The OPA80 and OPA83 Series light rings were designed to easily illuminate a specific area with infra-red light", says Roland Chapa, Vice President of Optek Technology's Assemblies Business Unit ... 閱讀全文