Essilor Marketing The Essilor Marketing department helps opticians with the marketing of their practices and products to their patients. Essilor Ireland has a dedicated team of marketing specialists that can provide information and advice on POS material, advertising and patient leaflets etc.  Essilor regularly advertises Varilux nationally and supports Varilux Specialist Opticians with co-operative marketing ideas and extra benefits. For further information, please contact the Marketing department on 061 228553.