Efficacy of Laser Acupuncture on Zanzhu (BL02) for Dry Age-related Macular Degeneration

This study is to see if laser acupuncture is a better way to treat dry-AMD (Age-related Macular Degeneration) compared to sham laser acupuncture, in the aspect of visual acuity. Investigators planed to recruit participants who are diagnosed with dry-AMD, and not younger than 20 years old. Before the study, investigators will measure the participants' BCVA (Best Corrected Visual Acuity), and then practice laser acupuncture and sham-laser acupuncture on experiment group and control group respectively. After the 4-week study, investigators will measure the participants' BCVA again.