New high-quality, tough resin specially made for Prusa Research by Photocentric. This resin was developed by Photocentric using the Original Prusa SL1 for testing. Due to the fact, the SL1 was the main printer throughout the development process. It prints the resin fast while providing top notch print quality. The Resins made for Prusa Research by Photocentric are among the best 405nm tough resins for 3D printing out there.