How-To Guides

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Image of a contact lens case being rinsed with sterile contact solution

How To Clean Your Contact Lens Case
Artwork showing eyes with styes

How to Get Rid of a Stye: Treatments and Home Remedies
Artwork depicting a dry eye

How to Treat Dry Eyes at Home
Close-up image of a contact lens on a person's fingertip

How to Remove a Contact Lens That’s Stuck in Your Eye
A contact lens on a person's fingertip

How To Tell if Your Contact Is Inside Out
Illustration of one eye open and one eye closed

Dominant Eye Test: How to Tell Which Eye Is Dominant
Several different styles of glasses frames

What Kind of Glasses Should You Get? How to Choose Eyeglasses in 4 Steps
Close-up of a pair of wire-frame glasses

How to Keep Glasses From Slipping
An eye doctor measuring PD with a pupillometer

How to Measure Pupillary Distance

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