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    About Us

    GP Specialists. 100% dedicated to ortho-k.

    GP Specialists is 100% dedicated to ortho-k with one of the world’s largest selections of ortho-k designs from some of the world’s top myopia management experts. We offer expertise and technical support on ALL designs including iSee , Paragon CRT, GOV and OrthoTool. Our iSee Ortho-K design offers greater customization and higher peripheral defocus.

    Originally receiving FDA approval in 2002, the Fargo lens, since renamed to iSee, has been prescribed to tens of thousands of wearers around the world. The lens is approved in Korea, China, Malaysia and Vietnam. These approvals helped establish GP Specialists as a world leader in orthokeratology.

    Our Values:


    We won’t quit until the job is done right for people who wear our contact lenses, eye doctors who prescribe them, and ourselves.


    We continually push ourselves to improve every lens we make and every relationship we build.


    Every great business is about forging relationships. We do this based on honesty, candor, trust, and respect for you.


    We’re open and easily approachable. Feel free to reach out to us anytime!

    What We Do:

    GP Specialists is part of CooperVision Speciality EyeCare and is a specialty contact lens manufacturer.

    We are leaders in orthokeratology with a level of innovation and support that distinguishes us in the contact lens industry. What sets us apart is how we approach our business. We collaborate. We listen. And, we enjoy what we do.

    GP Specialists is led by Mark Cosgrove. Mark oversees the manufacturing, design, and technical support and is considered an expert in the field of orthokeratology by his peers.

    For the past 25 years, Mark has trained thousands of eye care professionals globally on how to achieve success utilizing orthokeratology in myopia management and has documented success with some of the most visually challenging patients. A combination of one of the largest ortho-k portfolios and twenty-five years of technical expertise, makes Mark and GP Specialists a logical partner for the specialty eye care practioner.