An Open-Label Evaluation of Degree of Accommodation in Pseudophakic Patients Bilaterally Implanted With Monofocal Intraocular Lenses

This study will determine the ability of three different intraocular lenses to accommodate in patients who have previously undergone bilateral intraocular lens implantation.

Inclusion Criteria:

• Patients age 18 and older

• Patients must have undergone cataract surgery and have bilateral implants of the same model. The models eligible for inclusion include:

  • Crystalens
  • Crysalens HD
  • Tecnis One monofocal

• Patients must have a healthy cornea and macula

• Patients must have 20/25 or better best corrected vision

• Able to provide written informed consent

Exclusion Criteria:

• BCVA of less than 20/25

• On oral medications that could potentially block accommodation:

  • First generation antihistamines
  • Anticholinergic agents
  • Anti-psychotic medications
  • Antidepressant medications