EOS Conferences are held under the umbrella of the World of Photonics Congress 2015, the leading international congress for optical technologies in Europe.? 3rd EOS Conference on Optofluidics (EOSOF), 4th EOS Conference on Manufacturing and Testing of Optical Components (EOSMTOC), EOS Conference on Optomechanical Engineering (EOSOME), EOS Conference on Light Engineering (EOSLE)