I have no idea what that means. Is the Distance PD 33.5 for each eye, thus 67mm total ... Yeah, I'm in the market for a new pair of glasses...just got a new ...
to GlassyEyes.com Forums - Visit the site! Hi, I've been following this group for months in anticipation of needing new glasses. I have to say that ...
the person's pupillary distance must be obtained to align the optical center of prescription glasses with the person's eye. the monocular PD measurement is the ...
The images are used to calculate at least one eyewear parameter on the customer, such as a pupillary distance. A lorgnette or other reference device is held to ...
Jun 29, 2016 ... Nowadays you can order glasses online, from China, but you need your PD. Consequently, when you go to the optician, they measure your PD but ...
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Mar 17, 2008 ... different (Right eye contacts: x150, glasses x137). Could that be ... mm or so from distance to reading focus; pupillary distance is more
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... eye glasses prescription immediately after an eye exam. By rule, this ... pupillary distance, just as the site asks for the vision correction prescription.
I placed my order for new glasses from Zenni Optical on July 11th. ... PD-Pupillary Distance: 62. Prescription & Lens Type: 1.57 Mid Index Single Vision , No ...
> >and computer screen eyeglasses, how much must the P.D. be reduced? ... > >the exact formula to calculate this? Thanks. ... > eye's center of rotation to the ...
PD measurement application 209 may use images captured with camera 206 to calculate the pupillary distance. the customer may hold lorgnette 104 ( FIG. 1 ) up to ...
comes the all important PD question, which I decided to handle with the assumption technique): "So, do you measure my pupillary distance or does one of the
Oct 25, 2010 ... I decrease my PD by 2 for computer glasses and 3 for reading glasses. My "add" (I wear bifocals) is 2.00 for reading, and 1.50 works for computer.