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.
Perturbed ray paths due to lens bending. (a) Schematic showing the shift of ray trajectories toward the outer interface on the bend, (b) RI profiles of the RL with and without bending, (c) simulated ray trajectories with and without lens bending, inset showing enlarged view of the focus position, (d) experimental observation of bend induced focus shift. LW, bent leftward; RW, bent rightward; ST, straight.
