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3D Printing by spatial light modulators - ViALUX GmbH

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DLP® Technology for
3D Printing
3D Printing and DLP® Technology
3D printing can be achieved using DLP® (Digital Light Processing) technology. This type of 3D printing uses light to cure photopolymer resins into solid objects. What is special about DLP® technology is that a digital light source, usually a projector, is used to project an entire layer at once. 3D printing uses a liquid resin that hardens (cures) when exposed to light. The resin is usually a photosensitive material that changes its properties when exposed to UV light.
When using DLP® technology for 3D printing, the light source is essential. A digital projector is used to illuminate an entire layer at once. This means that the 3D printing process using DLP® technology is faster than comparable processes such as stereolithography (SLA), because an entire layer can be exposed and cured at once. Stereolithography, on the other hand, only scans individual dots at a time.
Representation of a 3D printed structure by photopolymerization
3D Printing with ViALUX Spatial Light Modulators
The light source is crucial for 3D printing with DLP® technology. This is where ViALUX's spatial light modulators based on DLP® technology can make an important contribution. Different projectors are available, varying in speed, type and number of LEDs, working distance and throw ratio. With a choice of different projectors, you can select exactly the right one for your project. If there is nothing suitable, it is also possible to configure a projector to your own specifications and requirements.

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