Category Archives: myopia study

ASH-2: Myopia control spectacle study for youth

In this study we are measuring the thickness of the different layers inside the eye, after a short-term wear of a new myopia control glasses. Each pair of glasses will be worn for 60 minutes, and images will be taken after 30 minutes and 60 minutes of wear.  

About the study

This study is including 2 visits. If you/your child is found eligible you/they will be asked to wear 2 different pairs of spectacles for 60 minutes, 1 pair per visit.

  • Visit 1: 2 hours – Consent, screening & eligibility, baseline measurements
  • Visit 2: 2 hours – Study measurements & study exit

          Total time commitment = 4 hours

The study visit includes standard procedures that would often be encountered during a regular eye exam. No eye drops are used, the equipment does not touch the eyes or use bright lights.

What are the requirements?

To be eligible for this study, you/your child must meet the following criteria:

  • Aged 8-14, inclusive
  • Have a low glasses or contact lens prescription or no prescription (no correction)


In appreciation of the time involved, participants will receive $80 upon study completion. Parking passes will be provided as required.

How to participate

If you/your child are interested in participating, please email with the subject line “ASH-2.” You will be provided with all relevant study information prior to study enrollment, and you/your child are under no obligation to participate.

Safety during COVID-19  

We want to let you know that we have revised several of our protocols to keep participants and researchers safe during the pandemic, including enhanced cleaning and wearing of masks as per the University of Waterloo guidelines. Please note that you/your child will be within 2m (6 feet) of the researcher during some or most of the study visit time.  At all times, the furthest possible distance will be maintained.