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.
Example of the irregularity plot for three eyes with different amount of irregularity: low (a), medium (b), and high (c). The irregularity is given as the area enclosed between the blue dashed line out of the limits and the red lines, indicated as a gray shaded area.
