An exemplary apparatus for applying deglossing paint on a peripheral inactive portion of a lens is provided. The apparatus includes a platform, a holder and a printing device. The platform includes a worktable, and a supporting member extending from the worktable and having a cantilever portion suspending above the worktable. The holder is mounted on the worktable, and is configured for holding one or more lenses thereon. The printing device is supported by the cantilever portion, and includes a stamper facing toward the lens. The stamper is capable of having the deglossing paint stained thereon and applying the deglossing paint on the peripheral inactive portion by bringing the deglossing paint into contact with the peripheral inactive portion.