Optical arrangement including two optical elements useful for display background illumination, e.g. for flat screen-, TV screen and mobile phone illumination joined by an adhesive contained in a recess

摘要

Optical arrangement including a first optical element (1) and a second one (2) where at least one of these has a recess (3) containing an adhesive (4) for joining the optical elements. An independent claim is included for a method of joining the optical elements.