Mark Konstantinov

A follow-up on PD measurements

Further questions and answers in the world of prescription eye wear By Mark Konstantinov Photos by Mark Burnham In May of this year The Peak ran an article entitled “Optometry retailers have students seeing red”. The article introduced readers to the world of Optometry and the issues surrounding the purchase of glasses in store or online, and the fees and measurements associated with both. The measurement in question was that of the PD measurement, and how it was charged for during glasses purchases. A broader look at the issue revealed that the selling of the PD measurement was a reaction…

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