Figure 1.
Zernike polynomial absolute fitting error Δz = |Zfit-Zsurf| for the anterior corneal surface of 27 years old keratotic female participant measured by the Pentacam HR tomographer.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.