Is there any material that does not return/reflect light?
108645
Is true black possible?
140801
Glossy materials not rendering correctly
21031
Prevent area light from being reflected on glass?
108540
Why does light in a room not form constructive and destructive interference patterns?
47988
Reflection At Speed of Light
70725
Material Opacity in viewport?
44171
Does visible light heat things up?
127157
How to make a light emitting material sensitive to external light
142585
Is there a theoretical maximum for refractive index?
60149
Can photons be detected without being absorbed?
26074
Seeing strange things in light
157497
During reflection does the emitted photon have same properties?
36049
Make a gold reflective object
133259
Loss in energy by light after reflections
117376
Material Design backward compatibility
27616
Make Object emit light & be reconizable
54951
How can I reflect a transparent background?