Single PD vs Dual PD: What’s Best for Your Glasses?
Single PD vs Dual PD: What’s Best for Your Glasses? Getting a new pair of glasses? You’ve probably come across the term “PD,” and maybe even seen both “Single PD” and “Dual PD” listed. You’re not alone if you’re scratching your head wondering what all this means. Understanding your pupillary distance (PD) might sound like […]
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