With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
To adjust this for a sphere, wouldnt you just change the spacing of the concentric circles? This should account for the vertical curve in the same way that the angle of the radial lines accounts for the horizontal curve, right?
Join 2 million + to receive instant DIY inspiration in your inbox.
Download our apps!
© 2016 Autodesk, Inc.