(You can get a better idea of the change in lens shape by repeated selecting "continue" and "back" to alternate between graphic displays.)
To see what would happen if the lens did not get fatter select continue.
By the way, the technical term for this change in lens shape is accommodation. We frequently call it focusing.
Can you guess what would happen if the lens is too fat?
Select continue to find out.
Select demo picture to see what a scene under these conditions might look like
Is there a remedy for lens problems that do not allow light to be properly focused on the retina? Sure, select continue.
A recent solution is to use a laser to reshape the cornea. this solution is possible only in some cases.
Another optical problem is astigmatism.
Table of Contents
Table of Contents [When not using frames]