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leading technology

We're colour-blindness experts

Founded in July of 2011, by Ben Zhuang of Philadelphia, United States. Pilestone Colour Blind Experts now has headquarters in every region of the world and is recognised worldwide and worn by millions.

In 2020 Katie Williams saw the need to bring these incredible glasses to Africa, starting Pilestone Africa, allowing colour blind South Africans to experience this gift of colour.

About Us

Our Mission

Pilestone's goal is to change the lives of as many people as possible who suffer from colour blindness.

Our Technology

Pilestone actively works alongside the leading industry experts and uses only the most up-to-date and advanced technology. Pilestone also offers a whopping selection of 5 unique lenses. For this reason, you are most likely to find a lens that is specifically tailored to your type and severity of colour blindness, thus giving you the best results you could never have imagined.

Our Team

Katie Williams heads up the Pilestone Africa headquarters. Based in Cape Town, South Africa, with shipping throughout the African continent.

How It Works

There's no one-size-fits-all when it comes to colour blind glasses. Follow the simple 3 step process to ensure you choose the right glasses and lenses for your specific type of colour blindness.


Take the test

The worlds most accurate online colour blind test backed by experts! Find out if you suffer from colour blindness in less than 2 minutes!

take the test


Find your lens

After taking our online colour blind test, check the colour blind lens guide where we run you through each lens type to ensure you choose the right option for you.

find your lens


Change your view

After choosing your lens, try Pilestone colour blind corrective glasses risk-free with our 60-day money-back guarantee.

try them out
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