Difference between Beam Penetration and Shadow Mask method | Beam Penetration vs. Shadow Mask
Two main methods for producing color in CRT Monitors are:
1. Beam Penetration Method
2. Shadow-Mask Method
Difference between Beam Penetration and Shadow Mask method.
|Beam Penetration method
|Shadow Mask method
|It is used with Random Scan System to display color.
|It is Used With Raster Scan System to display color.
|It can displays Only four colors i.e. Red , Green, Orange and Yellow.
|it can display Millions of colors.
|Less colors are available because the colors in Beam Penetration depends on the speed of the electron beam.
|Millions of colors are available because the colors in Shadow Mask depends on the type of the ray.
|It is Less Expensive as compared to Shadow Mask.
|It is More Expensive than other methods.
|Quality of picture is not so good i.e. Poor with Beam Penetration Method.
|Shadow Mask gives realism in picture with shadow effect and millions of color.
|It gives High Resolution.
|It gives Low Resolution.
|In Beam Penetration method, Color display depends on how far electron excites outer Red layer and then Green layer.
|In Shadow Mask Method, there are no such criteria for producing colors. It is used in computers, in color TV etc.