Light Source Unit with Phosphor Element

Abstract

A light source unit comprising: a pump light source (1) for an emission of pump light (2), a phosphor element (3) for a conversion of said pump light (2) into converted light (4), an optical system (6) for transmitting at least a part of said converted light (4) for further use, wherein at least a part of said pump light (2) is coupled into said optical system (6) and transmitted by said optical system (6) to said phosphor element (3) for said conversion.

Dependencies are inferred from the claim text.