begin{tikzpicture}
begin{axis}[range3frame, view={55}{45}]
addplot3[surf, colormap/jet, samples=50, domain=-1:1] {min(1/((x-0.5)^2+(y-0.5)^2)* 1/((x+0.5)^2+(y+0.5)^2),20)};
end{axis}
end{tikzpicture}