Originally Posted by
JonB_in_Glencoe
Here is my 2¢
I have astigmatism in my right eye only. I prefer single vision glasses, my usual prescription is distant, for driving and watching TV. Then I also get a pair for reading. My optometrist says he can a just my prescription for reading glasses from focusing around the usual 12" to what they call computer glasses which focus's around 18" ...then after my talk with him about pistol shooting and rifle (iron site) shooting, He and I, did a little guesstimating and came up with 25" to 26" for a focus point (Front site) for shooting glasses for me. Without those glasses, I would have been forced to stop shooting iron site rifles.