Hector2418 Hector2418 02-05-2024 Physics Answered Consider a person whose retina is 20 mm from their lens, and they are trying to focus on an object 1 meter in front of them what should the focal length of their eye be? ( recall 1/f=1/do+1/di) a. 20cmb. 1/51 meterc. 51 meterd. 1 meter