The Chess board pattern using marquee tool filed with light and dark gray in a different layers.
step 2 of 5
Create a multiple copies and form it like a square hole.
step 3 of 5
add a sphere
step 4 of 5
put a shadow to make it more realistic
step 5 of 5
Then finally duplicate the background and put a picture(camera man) at the center and merge.
Got to distort>lens correction then adjust Remove Distortion to at least -30.
Adjust opacity and mask it to the sphere.