the color filters inside the LCD are actually absorbing light that could otherwise be curing the resin. So an MSLA printer with a monochrome screen would use less energy and print faster.

The video below shows the results — the unreacted resin quickly clumps, making it easy to filter out of the IPA. Turning that into an actual process was a bit trickier, requiring a pump to send ...

Rampf Group Inc will present sealing foams, casting resins, dispensing systems, and contract manufacturing services for filter manufacturing at AHR Expo in Orlando, Florida, USA from 10–12 February ...