About Us

Conveniently located in the heart of Simi Valley, near Moorpark and Thousand Oaks, we’re a family-owned and operated optometry office. We’re here to serve your entire family!

friendly helpful eye care for the whole family in simi valley, serving moor park, thousand oaks, and more.
Dr. John Ryu - Optometrist in Simi Valley, California

Meet Your Doctor

An optometrist since 1999, Dr. John Ryu strives to bring you a new level of understanding regarding your eye care. He aims to communicate with his patients in an approachable, comprehensive, and precise manner.

He earned a Bachelor of Science in Biology, with a minor in Psychology, at the University of California, Irvine. He later received his Doctorate of Optometry from Southern California College of Optometry (SCCO).

Fun Fact: Dr. Ryu provided care to the Guinness Book “Oldest Living Person in the World” aged 114, in 2007!).

Eye Care That Cares

From making sure you feel confident in your new frames to offering clear guidance on your vision coverage, our team is here to support you.

Summit Optometric in Simi Valley California
Summit Optometric in Simi Valley California
Summit Optometric in Simi Valley California

Our Team

Custom Glasses fittings in Simi Valley

Becky

Custom Glasses Fittings in Simi Valley

Vanessa

A Message From Your Doctor

Eye Doctor Great for All Ages in Simi Valley

“Your eye exam will be fully customized to your visual needs, yet objectively assessed to ensure your results are accurate .”

“Our eyes do a lot for us every day. Between screen time, sun exposure, and seasonal allergens, they're working harder than ever, and they deserve more than just a prescription update. Regular eye exams can catch early signs of conditions like diabetes, glaucoma, and cataracts, even when your vision seems completely fine.”

“Optometry is the first line of defense for long-term eye health, and that's something I take seriously. Whether this is your very first exam or you've been coming in for years, my goal is simple: I want you to leave with a clear picture of where your eye health stands today and where it's headed.”

“Bottom line: I care about your eye care.”

-John Ryu, O.D.

Same Day Eye Doctor Appointment in Simi Valley

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