Born Approximation Observations - Introduction to Imaging from Scattered Fields - page 93

ε r = − 1.7 ε r = − 1.8 ε r = − 1.9 ε r = − 2.1 ε r = − 2.2 ε r = − 2.3 ε r = − 2.4 ε r = − 2.5

ε r = − 2.6 ε r = − 2.7 ε r = − 2.8 ε r = − 2.9 ε r = − 3.1 ε r = − 3.2 ε r = − 3.3 ε r = − 3.4

ε r = − 3.5 ε r = − 3.6 ε r = − 3.7 ε r = − 3.8 ε r = − 3.9
Note: There are 360 receivers, a resolution of 250 × 250 on each image with decreasing permittivity going from left to right and down the page. The permittivity is shown underneath each
target. The permeability for each image above is − 1.