2021 ASCRS Annual Meeting Announcement
Register Now for the 2021 ASCRS and ASOA Annual Meetings!
Don’t miss your chance to learn directly from the world’s top thought leaders and researchers in ophthalmology, hear from inspiring speakers, and meet with colleagues face to face.
Price increase notice!
The cost to attend the 2021 ASCRS and ASOA Annual Meetings increases on June 24. Now is the time to register, book housing, and begin planning for this unique experience.
IOLs & Calculations Resources
In-Depth Instructional Courses
View these in-depth courses on IOLs & Calculations from the 2019 ASCRS Annual Meeting.
SYM-107 Nailing the Best IOL Refractive Outcomes - Let the Experts Update You
Browse videos from this 2019 Annual Meeting session.
Barrett Toric Calculator
This calculator is intended to be used in conjunction with a comprehensive ophthalmic examination and the appropriate diagnostic tests and measurements necessary for cataract surgery candidates being considered for a Toric intraocular lens.
The Hill-RBF Calculator is an advanced, self-validating method for IOL power selection employing pattern recognition and sophisticated data interpolation. It has been optimized for use with the Haag-Streit LENSTAR, using optical biometry for all axial measurements and high density autokeratometry.
Post-Refractive IOL Calculator
This calculator facilitates IOL power calculation in eyes that have undergone LASIK/PRK/RK. The IOL Calculator is meant to serve as an adjunct tool to assist physicians in selecting the appropriate IOL for a particular patient.