Creality 3D LD-002R UV Resin 3D PrinterFeatures: 2K Micron level Accuracy & Uniform Light Source: 2K solid state display system achieves precision of 0. 02 0. 05mm, producing out smooth surface and delicate finish. LD 002R adopts the 405nm wavelength UV light source. Reflective cup provides uniform light with light evenness up to 90%. Reduce Jagged Edges: 4X 8X anti aliasing makes precise corrections to prints, living up to the needs of fine prints. Ball Linear Rails & Strong Air Filtering