Meet the Doctors

  • Kerry A. Horner, OD

    Kerry A. Horner, O.D. has provided optometric care to the Modesto Community for 45 years. Dr. Horner received his degree from the University of California School of Optometry at Berkeley in 1972. He served in the U.S. Army from 1972-1974, and began private practice in Modesto in 1974.

    Dr. Horner has been an Assistant Clinical Professor at U.C. Berkely School of Optometry since 1981. He has designed and taught classes in Optometric Assisting at Modesto Junior College and has been an instuctor for the California Optometric Association Congress. Dr. Horner is a past-President of the San Joaquin Optometric Society and is member of the California and American Optometric Associations. He is a member of the American Optometric Associations Contact Lens Section and is a Fellow of the American Academy of Optometry. He is the founder of the Modesto Optometric Emergency Service. He is currently a 30-gallon donor at the Red Cross Blood Bank, and has served on the Board of Directors at the YMCA, Kiwanis Club of North Modesto, and the American Diabetes Association.

  • Michael Martin, OD

    Michael Martin, O.D., has been in practice for more than 40 years. He completed his optometric training at the University of California, Berkeley and served as president of his graduating class. Upon graduation in June of 1970, he completed a year's residency at the All India Institute in New Delhi, practiced for 1 year in England and 5 additional years in Capetown, South Africa. For the past 25 years he has been in practice in the Modesto area.

    Dr. Martin has been active in the following organizations: The Boy Scouts of America, Modesto Downtown Rotary Club, North Modesto Rotary Club, Lions Club, Toastmasters, The Masonic Lodge, Shriners and the U.C. Alumni Association.

    Dr. Martin is married, has twin sons and lives on the family farm in Ballico.

  • Ronald Janda, O.D.

    Ronald Janda, O.D., M.A., has been practicing Optometry since 1987. He has been involved in the art and science of eyecare since 1981. Having received his bachelor's degree from San Jose State in Molecular Biology, he chose to attend the University of California at Berkeley School of Optometry. There, he received his Optometry degree and graduated with honors. He then went on to complete a Master's degree in reading and learning disabilities with the department of Education at the University of California, Berkeley in 1988.

    Dr Janda was fortunate to have been a faculty member of the U.C. Berkeley School of Optometry for 20 years. He taught classes in optics, clinical procedures, and pediatrics. Dr. Janda enjoys helping people see the world as clearly as possible with the right eyewear, contact lenses, or laser vision correction.

    A native of San Jose, California, Dr. Janda has lived in Modesto since 1999. His wife, Judy, is a native of Modesto. They have 2 children, and recently have been blessed with 2 grandchildren. Dr. Janda enjoys auto mechanics, home projects, skiing, and traveling, and getting to meet someone new everyday.

  • Lina Lee, O.D.

    Dr. Lee has been practicing primary care optometry in the Central Valley/Modesto area for over thirteen years. She received her Bachelors degree in molecular and cell biology from the University of California at Berkeley. In 2008, she received her Doctor of Optometry and glaucoma certification, graduating Cum Laude, from the Illinois College of Optometry in Chicago. She is a member of the American Optometric Association, the California Optometric Association, and has been a member of the San Joaquin Optometric Society since 2009. She currently takes most insurances, including VSP, CVMG, Spectera, MES, Allcare, Blueview, and Medicare. And she speaks Spanish and Cantonese. In her spare time, she enjoys trying out local restaurants, traveling, and appreciates spending quality time with the family, which includes a 11-13 year old rescue cat named Alley.

  • Marissa Wall, O.D.

    Marissa Wall O.D., a native of Modesto attended California State University, Stanislaus where she received her Bachelor of Science in Biology with a minor in Chemistry. She then attended UC Berkeley School of Optometry and received her Doctor of Optometry. After completing her degree, Dr Wall chose to work for Indian Health Service, where she was the Optometrist on the Navajo Reservation in Kayenta, Arizona. A fun fact is Dr Wall had her first eye exam performed by Dr Horner at Sylvan Eye when she was 9 years old. 

    Marissa enjoys spending time with her family and husband in her free time. She also enjoys being active with her hobbies including horseback riding, swimming, and cycling.

  • Pam Strange, C.O., C.O.T.

    Pam Strange, C.O., C.O.T., is a Certified Orthoptist (American Orthoptic Council) and Certified Ophthalmic Technician (JCAHPO). As an orthoptist she works with motor/sensory problems, such as amblyopia, double vision, an eye going in, out, or up, light sensitivity, and eye strain. She has also specialized in visual impairment for 25+ years, helping those whose vision cannot be restored with usual prescription glasses, yet it is affecting their lifestyle. It includes any level of vision impairment, from minor to severe, or blindness.This means finding the correct visual aid for the desired task, helping with glare, reading (mail, magazines, etc.) seeing TV, photos, daily living or safe mobility. Aids can include the correct magnifier, lighting, telescopic devices, electronic devices, specialized glasses. “If you have heard that nothing more can be done, you can be discouraged. But this means ‘medically.’ There is a lot of help, ‘functionally.’ Find the aids and services that are best for you.”


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Hours of Operation

Our Temporary Schedule

Sylvan Eye Assoc.


8:00am - 5:00pm


8:00am - 6:00pm


8:00am - 6:00pm


8:00am - 6:00pm


8:00am - 5:00pm


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Reviews From Our Satisfied Patients

  • "The staff at Sylvan Vision is always friendly and helpful. The selection of frames is also excellent. Their location is convenient and easy to find. I recommend them!"
    Denise R - Modesto, CA