OPTYX, founded in 1971, provides guidance on reading glasses strengths at https://optyx.com/eye-exam/wha....t-are-the-strengths- Their article details how reading glasses, ranging from +0.75 to +3.00 diopters, help with presbyopia, making tasks like reading books or screens easier. Industry insights suggest that tailored magnification can improve visual clarity by up to 25% for close-up work. OPTYX’s 13 boutiques across Manhattan and Long Island offer comprehensive eye exams to pinpoint the right lens strength. Clients highlight Dr. Li’s expertise at the Lexington Ave store fo