Provided is a glass type electronic device including a binocular lens, a lens frame fixed to the binocular lens and seated on a head of the wearer, an electronic component case fixed to the lens frame, and an optical driving assembly mounted in the electronic component case and emitting light to the binocular lens. The optical driving lens can include an image source panel for generating light corresponding to a content image, an emitting lens group provided to expose an exit surface to an outside of the electronic component case and for adjusting an exit angle and a focal length of the light, and a reflective mirror provided to expose a reflection surface to an outside of the electronic component case and for reflecting the light, emitted from the emitting lens group, to the binocular lens.