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matplotlib.colors.PowerNorm

Python. Called in 2 tutorials; each line below leads to its place in the tutorial.

ToolPythonIntermediate

Gerchberg-Saxton algorithm in NumPy: a phase-only hologram for 25 spots

norm=PowerNorm(0.5), interpolation="nearest") # square-root scale shows each spot's neighbors

ToolPythonIntermediate

Zernike polynomials in NumPy: a telescope's wavefront and Strehl ratio

im = ax.imshow(crop, cmap="cividis", norm=PowerNorm(0.5, vmin=0, vmax=1), # square root: the faint ring shows