Nano Acupuncture, acting on the seven major acupuncture points of the eye, opening up the eye meridians, stimulating the excitability of the visual nervous system, strengthening the ciliary muscle function and exercising the simultaneous vision of both eyes and fusion of the image function. It improves eye regulation and collection ability, enhances the ability of internal and external rotation of the eyeballs, and makes the eyes more attractive. The yellow-green light emitted by the Digital Eye Relief Instrument stimulates the development of retinal photoreceptor cells and optic cone cells, enhances the ability of pupil contraction, and rapidly improves the visual distance, so that the eye function is constantly restored.