Fig. 7.
Experimental data for the spherical test lens for image planes: (a) z = z1 and (b) z = z2. Scale bar corresponds to the intermediate image plane just before the imaging lens.
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.