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A first look at two SLA 3D printers (TL;DR: They’re goopy)

A first look at two SLA 3D printers (TL;DR: They're goopy)

Written by David

June 13, 2019

Today, we’re looking at our first two SLA printers. We’ve been working with FDM (Fused Deposition Modeling) printers for quite a while. That’s the kind of printing that lays down layers, one on top of the other. F

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DM printers use rolls of plastic filament, heat the filament, and extrude it out of a nozzle. As one layer is deposited on top of another, they fuse together into a finished object.

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These new printers are quite different. They are called SLA (Stereolithograph Apparatus). They have a vat of goop, a resin. This is a liquid plastic that cures by light exposure. As each layer is exposed to light, it cures. […]

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