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Pupillary distance (PD), more correctly known as interpupillary distance (IPD) ... Whilst PD is an optometric term used to specify prescription eyewear, ...
PL is an abbreviation for plano or plain, meaning no prescription; PD or IPD Pupillary Distance or Interpupillary Distance, respectively. It is the distance between pupil centers. BVD Back vertex distance is the distance between the back of the spectacle lens and the front of the cornea (the front surface of the eye). This is significant in ...
From the measurements taken, the specialist will write an eyeglass prescription that contains at least three numerical specifications for each eye: sphere, cylinder, and axis, as well as pupillary distance (distance between eyes), and, rarely, prism for one or both eyes.
With prices starting at $60 per frame, prescription lenses included, Pair is already pretty affordable. However, for a limited time, ... complete with pupillary distance (PD) measurements. ...
Pupillary distance PERRLA Pupils equal, round, reactive to light and accommodation PH Pinhole ... Prescription-only medicine prn When required q Every (e.g. q2h ...
Many automated pupilometers can also function as a type of pupil response monitor by measuring pupil dilation in response to a visual stimulus.. In ophthalmology, a pupillary response to light is differentiated from a pupillary response to focus (i.e. pupils may constrict on near focus, as with the Argyll Robertson pupil) in the diagnosis of tertiary syphilis.
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