# Glow
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Example Renders are from the Element 3D model pack, [Metropolitan.](https://www.videocopilot.net/products/3d/metropolitan/)
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## **Enable Glow**
Turns on the glow.
## **Glow From**
Determine whether the glow originates from an Illumination map defined in the Scene Setup with the Illumination option, or on all bright parts of the model with the Luminance option.
## **Glow Intensity**
How much glow.
## **Glow Radius**
How much the glow spreads.
## **Glow Aspect Ratio**
Higher value will create a more horizontal glow, lower value will be more vertical.
## **Glow Threshold**
Controls the intensity threshold. Numbers close to 1 will have less glow.
## **Glow Threshold Softness**
Amount the glow bleeds through the threshold.
## **Glow Tint**
Lets you pick a color that will affect the glow color.
## **Tint Mode**
Choose between Tint and Multiply to get different looks.
## **Glow Saturation**
Control the intensity of the color of the glow.
## **Glow Gamma**
Boosts the gamma of the glow making it brighter.
## **Glow Quality**
You can change the quality of the glow from High to Low if you need the performance to be improved temporarily.
## **Glow Alpha Boost**
Increases glow area source making it brighter.
## **Chromatic Diffraction**
This creates a "chromatic aberration" like glow around your object.
### **Intensity**
How much Chromatic Diffraction
### **Spread**
How much it expands out.
### **Soften**
Determines how soft or sharp the Chromatic Diffraction is.
## **Highlights**
Creates an additional glow which can be used to create a tight inner hotspot.
### **Highlight Intensity**
How much additional Highlight glow.
### **Highlight Radius**
How far the Highlight glow spreads.
### **Highlight Threshold**
Controls the Highlight intensity threshold. Numbers close to 1 will have less glow.
### **Highlight Threshold Softness**
Amount the Highlight glow bleeds through the threshold.
