ROI calculators
What SONDA Adds to Your Practice
The same two-minute test pays back differently in a hospital and in a shop. Pick the calculator for your setting, enter your own numbers, and see the payback.
Hospitals & clinics
Capacity, reimbursement and payback
Perimetry hours recovered, additional intakes on the same team, and payback on the device, from your own volumes and tariffs.
Open the hospital calculatorOptical retail
Paid tests, lens sales and payback
Revenue from the SONDA and Esterman tests, extra progressive lenses sold and refits avoided, and payback on the device.
Open the optical retail calculator