In grad school I had an old (though not that old) HP networked (Ethernet) laser printer. It was awesome. Cheap toner, worked flawlessly with Linux.
I totally get the hate that inkjets (and many modern printers) get, but there were some older printers that kinda just printed what you told them to print and that was it.
Shouldn't matter
Saturn should be far enough away that it's effectively infinite.
Here's some explanation: https://space.stackexchange.com/questions/58765/how-does-the-jwst-change-focus-when-it-goes-from-looking-at-a-near-subject-to-lo