Randomized Trial Comparing Prediction Accuracy of Two Swept Source Optical Coherence Tomography Biometers

Exclusion Criteria

• •Axial Length \< 22.00 and \> 26.00
• •Corneal Astigmatism \> +1.00 Diopters
• •CCTS: \< 490 and \> 600
• •Prior Refractive Surgery: RK, PRK, LASIK, INTACTS
• •History of contact lens use: Soft lenses within 2 months of surgery, RGP within 60 months of surgery
• •Corneal Disease: Keratoconus, Corneal Dystrophies, Any prior corneal Surgery, Prior infections
• •Retinal Disease: Macular Pathology, CSCR, CME, Macular Degeneration, Drusen, Retinal Detachment, TPPV, SB, prior IVT, Prior PRP or Focal Laser, Diabetic Retinopathy
• •History of Uveitis
• •POAG: Undergoing any concomitant MIGS procedure- iStent, Omni, iTrack, Hydrus, etc
• •Enrollment in any prior clinical trial within 2 years
• •Systemic Disease that in the investigator's opinion may affect outcome
• •Currently Pregnant or Breastfeeding
• •Severe Dry Eye
• •Tear Osmolarity \> 320mOsms/L (Moderate)
• •Any Surgical Complication(s)
• •IOL implanted outside of the capsular bag /capsular damage /weakness /CTR placement