Pupillary Distance

One little number that drives big results

Accuracy Guaranteed

Collect accurate PD with a fully automated tool — no manual inputs by your customer or team. More accurate than pupilometers.

Seamless Integration

Embed seamlessly into your existing site to allow customers to easily measure PD directly from mobile or web.

No App Required

Using HTML 5-based technology, our PD tool launches directly from your website and works across devices and browsers.

Our pupillary distance tool helps customers get their PD on mobile or web. Once they have it, they can easily complete their orders with all the right Rx details — and help you drive conversions.

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Help the 90% of online glasses customers who don’t know their PD.

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Our results are 3x more accurate and consistent than pupilometers.

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Reduce checkout friction and get 10% fewer order cancellations.

“The online PD meter solves a major pain point for customers when buying glasses online. This tool makes it easy & quick for our customers to find their PD and complete their order.”

Sheri Kruzel

eCommerce Product Lead at Ace & Tate

No App Required

Enable your customers to shop your eyewear collection with confidence, knowing what they see online is what they are purchasing, true to fit and color.

3x More Accurate

Our results are 3 times more accurate and consistent than pupilometers and is fully automated with no manual inputs by your customers or team.

Fast Results, Faster Purchases

It takes just 5 seconds for a customer to get accurate results. It can be added right to the checkout process, reducing time to purchase by 30%.

Quick & Accurate PD Results in Just Seconds

With accurate PD in seconds, your customers can spend more time shopping your eyewear collection — from anywhere. Integration is simple and includes standard customization that makes our tool fit seamlessly into your brand.

Forward-looking eyewear retailers choose Ditto.

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