Rapid Product Development Group Inc. (RPDG) has added an 8000 series high-resolution stereolithography (SLA) system from 3D Systems in its rapid prototyping department, and plans to add the company’s Accura 25, a durable plastic material similar to acrylonitrile butadiene styrene (ABS). According to RPDG, these additions will help expand its production capacity and increase its material offerings.