A light-emitting module having a light-emitting efficiency. The light-emitting module that emits light includes a semiconductor light-emitting element that emits light; and a light transmission member that is provided to cover the semiconductor light-emitting element with materials for transmitting the...http://www.google.de/patents/US20050156178?utm_source=gb-gplus-sharePatent US20050156178 - Light emitting module and lamp
