Illuminated panels made of flexible neon are suitable for wide use in residential interiors and decoration, as well as many other purposes.
- for close angles you can apply Turbosmooth smoothing.
- VRayLightMtl (Corona Light Mtl) is used as neon glow;
- the intensity of the glow and the color of the neon strip can be changed in the material settings, if necessary;
- to enhance the glow effect, use Bloom and glare.
- the power of the glow must be adapted to your scene, taking into account the light perception characteristics of the camera

“Whoever works in a V-Ray version lower than 3.1, be careful, in the materials in the BRDF section there is Microfaset GTR (GGX), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - whichever is preferable for you"

“For Corona render, it is recommended to install version no lower than 1.5, since the glossiness of the materials is adjusted taking into account PBR.”