Materials : PBR based MeshStandardMaterial.
Lights used : hemisphier light, ambientLight, DirectionalLight
Directional light is used to display the shadow. Direction light’s position set to (0, 200, 50) and bias is set to -0.002
Problem: Some angles, black lines are visible on product, which is facing to the light.
Please find below jsfiddle for a demo. Can you help me to remove the shadow stipes?