Make an X Y graph online:Straight away, you want to make sure you’ve drawn your points in the correct place, you can do this by checking outthis online calculator from the Discovery Channel.Type in your points (make sure you use parentheses, like this: “(2,3)” and then clickDraw ...
“myopia with astigmatism” could be described as ρ cos 2(θ). This description doesn’t quantify the aberration: in order to so that, you would need the complete Rx, which describes both the