Trips 2024

Susan Hughes , Irlen® diagnostician         

Now offering 2 CEU credits for Irlen® training on Zoom 

Reguar classes 



 Trainings            2024  Trips            2024


Susan will not be traveling to test any more, but can see clients most days in her office in Chico CA 

She often test on Weekends.







For trainings elsewhere contact Irlen® International Institute or   



         Redwood City, Bay Area diagnostician Sheryl Pliskin 

     Oregon diagnositions Marcia Davis, 503-339-5839

             Robin Firth,  Salem

For trainings in Salem Oregon contact Marcia Davis or Robin Firth 




Call 530  891 4783 or for more  information 


Diagnosing and rechecking spectral filters for Irlen® Syndrome. (Scotopic Sensitivity) 

Where:       809 Nancy Lane Chico CA 95926
Call:     Susan Hughes for appointments 530-891-4783

Screening $100 plus $5 for each overlay 

Cost:   Irlen glasses testing : $280.00,
Lab fees:     $175.00 for tinting, UV, scratch coat &shipping on your prescription lenses
     $63.00 to add Plano or single vision lenses $79.00 for children (industrial strength)
Recheck:    $85.00 ( rechecking within the first 3 months free.)
Modification:    $55.00 (modifying lens color) withing first 4 months

15% discounts for second or more from the same family.

Sliding scale available for low income 

Credit cards, cash or checks accepted. also Flex plan or Benefit cards 

 Scholarships pay for all or partial lab fees for those who qualify  .



  • Frames 
  • Prescription lenses if needed (CR39 plastic, no coating or tinting.)See ID.
  • Copy of prescription with PD distance.
  • ID form from eye doctor
  • Testing information from screener if available 
  • No prescription needed, buy lenses from Irlen® $63.00/$79.00
  • Optional, Single vision prescription lenses for $63.00
  • Rimless or partial rimless. Send lenses only

 Call Susan at 530-891-4783  or if you have any special questions or vision problems.