A clothing care apparatus comprises: a body including a clothing care room; and a door rotatably coupled to the body and including a control panel formed at the front surface thereof, wherein the control panel comprises: glass; a coating layer provided on the glass while having an aperture; a first print layer laminated on the coating layer and having a shape corresponding to the coating layer; and a second print layer laminated on the first print layer and provided adjacent to the glass.

A method and apparatus for creating a flat optical structure is disclosed. The method includes etching at least one trench in a substrate, placing a dielectric material in at least one trench in the substrate and encapsulating the top of the substrate with a film.

A window module includes: a window; at least one bottom high refractive layer on the window; at least one bottom low refractive layer on the bottom high refractive layer; a top high refractive layer on the bottom low refractive layer; a capping layer on the top high refractive layer; and an anti-fingerprint layer on the capping layer. A distance between a top surface of the anti-fingerprint layer and a top surface of the top high refractive layer is less than about 200 nm.