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colorful lens filters

Vision Therapy Programs

Filters

Optical filters carefully transfer light in a specific range of wavelengths or colors while obstructing what remains. These dyed plastic or glass devices are placed in the optical path. They are described by their frequency response, and this identifies how the scale and stage of each frequency component

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Location

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Office Hours

Our regular schedule
Monday:
08:00 am - 06:00 pm
Tuesday:
08:00 am - 06:00 pm
Wednesday:
08:00 am - 06:00 pm
Thursday:
08:00 am - 06:00 pm
Friday:
08:00 am - 06:00 pm
Saturday:
Closed
Sunday:
Closed

Meet the Doctors

Learn Who We Are

Brian D. Marshall, O.D., F.A.A.O.


Dr. Brian Marshall is certified as a therapeutic optometrist and an optometric glaucoma specialist.  He has been in practice for over 20 years.  After graduating with honors from the University of Houston College of Optometry, he completed a residency in Cornea and Advanced Contact Lens Practice and later a fellowship in Refractive Surgery. 

Tina M. Marshall O.D.


Dr. Tina Marshall is certified as a therapeutic optometrist and an optometric glaucoma specialist. She has been in practice for over 20 years. She earned her degree through the New England College of Optometry in Boston, Massachusetts.

Tina M. Marshall O.D.


Dr. Tina Marshall is certified as a therapeutic optometrist and an optometric glaucoma specialist. She has been in practice for over 20 years. She earned her degree through the New England College of Optometry in Boston, Massachusetts.

Tina M. Marshall O.D.


Dr. Tina Marshall is certified as a therapeutic optometrist and an optometric glaucoma specialist. She has been in practice for over 20 years. She earned her degree through the New England College of Optometry in Boston, Massachusetts.

Brian D. Marshall, O.D., F.A.A.O.


Dr. Brian Marshall is certified as a therapeutic optometrist and an optometric glaucoma specialist.  He has been in practice for over 20 years.  After graduating with honors from the University of Houston College of Optometry, he completed a residency in Cornea and Advanced Contact Lens Practice and later a fellowship in Refractive Surgery. 

Courtney Cates, O.D.


Dr. Courtney Cates is originally from Amarillo, Texas and received her Bachelor of Science degree from Texas A&M University. She then attended the prestige University of Alabama at Birmingham School of Optometry where she earned her Doctor of Optometry degree and graduated with academic honors in 2017.