What is hand motion visual acuity?
What is hand motion visual acuity? The visual acuity (VA) of patients with very low vision is classified using the semiquantitative scale “counting fingers” (CF), “hand motion” (HM), “light perception” (LP), and “no light perception.” More quantitative measures would be desirable, especially for clinical studies. How do you note their visual acuity? Visual acuity is […]