Blender 4.3 Deep Dive: Exploring Diffuse Roughness & Physical Conductor

In this video, Christopher 3D explores two new render features in Blender 4.3 dealing with improved physical accuracy. This is the new Oren-Nayar Diffuse Roughness slider in the Principled BSDF; and the new Metallic BSDF node that has a new Physical Conductor option for laboratory measured reflectance data of metals.
