Updated Corona Sky The PRG Clear Sky model (previously the 'Improved' sky) brings you an easy and fast-rendering Volume Effect (aerial perspective), control over the Altitude of the scene, the ability to adjust how clear or overcast the sky is with Turbidity, and the choice to artistically change the Horizon Blur.
The New Physical Material Three words that bring a world of benefits to you, including Clearcoat, Sheen, 35 presets, improved glass, and more!.