Orthokeratology, often called Ortho-K for short, is a form of safe, non-surgical vision correction. Ortho-K contact lenses are worn while the patient is sleeping to improve vision by reshaping the cornea. This process allows the freedom to see clearly without daytime vision correction. View our upcoming studies.

  • This study might be a good fit if you meet the following criteria:

    • experienced contact lens wearer
    • over 18 years of age.
  • This study might be a good fit if you meet the following criteria:

    • you are aged 18-40 years
    • have short sightedness up to -6.00DS and less than -1.50DC of astigmatism
    • have good ocular and general health
    • no contraindications for rigid contact lens wear
    • have not worn or are currently wearing orthokeratology contact lenses.
  • This study might be a good fit if you meet the following criteria:

    • aged over 18 years of age
    • current contact lens wearer with contact lens discomfort 
    • have not tanned in the past 4 weeks
    • are not pregnant or nursing
    • do not have any systemic diseases that affect ocular health
    • have not had any surgery to your eyes within the last 12 weeks
    • do not take ocular medication of category S3 and above
    • do not have skin cancer or pigment lesions around your eyes.