1. Synthetic data

Original image	Point Spread Function	Degraded image
5 iterations	15 iterations	50 iterations

2. Planetary nebula by Hubble Space Telescope

The images were corrected by gamma factor 8. The original image is an image recorded by the Hubble space Telescope, and shows the supernova remnant 1987A in the Large Magellanic Cloud.

Raw image	Point Spread Function (cropped star image)
Regularized	Not regularized