3 ms·
+1. Something interesting I’ve learned - there can sometimes be a .25 - 1 Diopter difference in the Rx depending on one’s tear film. (Which intuitively makes se
by jbornhorst 2y ago
+1. Something interesting I’ve learned - there can sometimes be a .25 - 1 Diopter difference in the Rx depending on one’s tear film. (Which intuitively makes sense - it’s the surface of the focusing lens, essentially). PF free eye drops have been very helpful for me.