20180920 diy pinhole 2 | articles photography
Again, same as last year's attempt, you can buy laser drilled pinholes
You can get blurry backgrounds with pinholes too. It's not bokeh exactly, you average out the movement in a long exposure.
Pinhole Sharpness
Here is a link to a thread on Flickr that has good information on image. Sharp or not sharp that is the question