Study Title This study might be a good fit if you meet the following criteria

MALCOLM - MultifocAL COntact Lenses for Myopia

  • Are aged 6-12 years (inclusive)
  • Are willing to wear soft contact lenses daily
  • Have Myopia (nearsightedness)
  • Have otherwise normal vision, and good ocular and general health
  • Have not previously used any myopia control treatments for more than 1 month or within the last month
  • Does not have an eye turn, "lazy" eye, or a history of surgery or other treatments or medications which may affect eye growth or contact lens wear
  • Have no plans to move for the duration of the study (1 year)
  • Is competent enough in English to be able to fully understand the participant information and consent form or you can consent on their behalf

Evaluation of the Clinical Performance of Multifocal Orthokeratology Lenses in Young Healthy Adults

  • Aged between 18 and 40 years
  • Have refractive error between -2.00 and -5.00D; corneal toricity <1.50D; refractive error difference of <0.75D between eyes
  • No strabismus or amblyopia
  • No history of rigid contact lens wear, and no contraindications for rigid lens wear
  • Soft contact lens wearers willing to discontinue lens wear for at least 24 hours before participation
  • Good ocular health with no history of ocular trauma or surgery, no ocular pathology or active ocular surface disease
  • Good general health and no medications which may influence ocular health
  • Willing and able to comply with the treatment and follow-up schedule