| abstract |
According to an aspect of the present invention, there is provided an optical head for emitting a near field to a beam irradiated from a light source of a Far field optical system, wherein the optical head includes a flexible substrate and a flexible substrate, And a near-field optical head including a near-field light-emitting unit that is located on the light source and emits a near-field light to the beam irradiated from the light source. |