FDM, SLA or SLS: which 3D printing technology for what purpose?

Freshly printed SLA part is held with protective gloves

Short answer: FDM melts plastic wire and is the cheapest process for robust prototypes and fixtures. SLA cures liquid resin with light and delivers the finest details and smoothest surfaces. SLS sinters plastic powder with a laser, requires no support structures, and is

Learning 3D printing: self-taught, course, or subsidized further education?

Mach-3D Academy training room: FDM 3D printer with printed model aircraft parts from a participant project

Short answer: You can teach yourself how to operate an FDM printer in just a few weeks. What you can hardly teach yourself on your own: designing for printability, systematically troubleshooting, and working with SLA and SLS. Self-study is enough for a hobby, but a compact course is recommended for use in a business environment.,