MAINTENANCE UNIT FOR PRINT HEAD

摘要

The present invention generally relates to a printing apparatus including one or more print heads for depositing printing fluid onto a substrate, wherein the apparatus comprises a maintenance unit for the one or more print heads. The present invention further relates to a method for cleaning one or more print heads from adhering printing fluid. The present invention also relates to the use of said apparatus in the automated manufacture of a contact lens, in particular a silicone hydrogel contact lens.