Stereolithography (SLA)

Stereolithography is the oldest method used to create 3D-printed objects. It's the process by which a uniquely designed 3D printing machine, called a Stereolithograph apparatus ( SLA ) converts liquid plastic into solid objects.

Shop our selection of Formlabs Stereolithography ( SLA ) 3D printing resins, materials, parts and accessories for the Form 3, Form 3+, Form 3L and more.
Stereolithography (SLA)

Discover what is stereolithography , explore how the SLA printing process works, and find the best SLA materials for high-resolution 3D printing.
Home / Manufacturing Capabilities / Stereolithography Stereolithography ( SLA ) Services and Capabilities Stereolithography , or resin 3D printing, cures liquid photopolymer layer by layer with a laser. It was the first additive process ever invented, and it still leads on fine detail and smooth surface finish, which makes it our choice for crisp visual prototypes.

Professional 3D Printers by Formlabs
Formlabs is the largest supplier of professional stereolithography ( SLA ) and selective laser sintering (SLS) 3D printers in the world.
SLA ( Stereolithography ) or resin 3D printing. Upload your 3D models to get an instant quote and get your parts manufactured from 2 days.

Stereolithography SLA 3D Printing
We offer SLA 3D printing with unparalleled print resolution on plastic material. SLA produces high res 3D-printed parts overnight.
Stereolithography ( SLA ) 3D printing uses a UV laser to cure a thermoset resin layer by layer. The result is plastic parts with smooth surface finishes and fine features. Get an instant quote today.

Stereolithography SLA 3D printing service
Stereolithography ( SLA ) is an industrial 3D printing process used to create concept models, cosmetic prototypes, and complex parts with intricate geometries in as fast as 1 day. A wide selection of materials, extremely high feature resolutions, and quality surface finishes are possible with SLA . SLA is a go-to choice for 3D printed models that require accurate features and a smooth surface finish.




Stereolithography is advantageous in terms of speed, economic status, adaptability, and precision. Because of these advantages, stereolithography is an essential process for creating models and prototypes that help develop and validate concepts in various fields, including the design of medical devices.