The present invention relates to an ophthalmic treatment device and a control method therefor, and provides an ophthalmic treatment device and a control method therefor, the ophthalmic treatment device comprising: a treatment beam irradiation unit for irradiating a therapeutic beam to a fundus oculi; a guide image unit for acquiring a guide image of an area including a position onto which the therapeutic beam is irradiated among the area of the fundus oculi; and a display unit for displaying a fundus oculi image of a patient and the position to which the therapeutic beam is irradiated on the fundus oculi image, using the guide image.