For reading glasses, be sure to adjust the PD value by subtracting 2 or 3 mm. I subtracted 2 mm for my "computer" lenses, which makes for a good focus at 18-24"; for "reading" glasses, where I need to focus closer, I subtract 3mm.
WHL On Feb 19, 6:03 am, vkyip <[email protected]> wrote: > Hi all, > > Today I've got my eyes checked after reading this blog last week, and > my prescription is: > Right: -3.50 -1.00 60 add:0.75 > Left -5.00 -1.00 110 add:0.75 > > The tester says I should wear progressive but here's the problem. > Either they are super expensive or on most sites the "add" starts at > 1.00. > > Right now I am wearing 2 glasses, one during my work where I am in > front of the computer and 2, my normal distance glass. I am thinking I > do not need progressive since I'm used to wearing and changing > glasses. > > Can I make a reading glass: > Right: -2.75 -1.00 60 > Left -4.25 -1.00 110 > Is this the correct way to add the "add" part? Will cyl and axis need > to change? > > And then make another distance glass at: > Right: -3.50 -1.00 60 > Left -5.00 -1.00 110 > Is this correct? > > Thanks in advance. -- Check us out at the oft-updated http://glassyeyes.blogspot.com! You received this message because you are subscribed to the Google Groups "GlassyEyes" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/glassyeyes?hl=en
