2219 York Road, Suite 100, Timonium, MD 21093
+1 443-470-9844

Joanne Wilhelm | Color Vision Contact Lens Specialists

With an undergraduate degree in Science from Towson State University, Joanne Wilhelm is no stranger to the Color Correction system. Joining Dr. Azman in 1988, Ms. Wilhelm has been part of the program since the beginning. Prior to joining Dr. Azman’s team, she worked in the eye care industry as an optical manager, then an optician, and then a certified contact lens technician, starting in 1974. Joanne Wilhelm brings experience and knowledge of contact lens fitting and wear to the team. Her knowledge of both the Color Vision process and contact lenses helps provide patients with the best possible service.


  • Graduated from Towson State University with a Bachelor of Science
  • Began working in the eye care industry in 1974 as an Optical Manager
  • Earned credentials as an Optician
  • Continued working as a contact lens technician
  • Joined Dr. Azman in 1988
  • Provides contact lens fittings, Color Vision correction, and works with Dr. Azman to help patients with low vision (1988-present)

Professional organizations

  • United States Association of Ophthalmology
  • Low vision section of the agreement on agriculture
  • Contact lens section of the agreement on agriculture
  • Sports vision version of the agreement on agriculture
  • Physicians with heart program
  • National Eye Research Foundation
  • National Institute of physical education Visual Interlens
  • Dundalk Chamber of Commerce
  • Business Services Bureau
  • The University of Alabama National Alumni Association Charter members


  • Certified Contact Lens Technician
  • National Contact Lens Examiners Certification (NCLEC)
  • Senior Color Vision Certified Contact Lens Technician
  • Certified Color Vision Lens specialist

Clinical study

  • Has worked with multiple contact lens manufacturers to provide data for clinical studies