What are various types of glasses used in doors?

Clear window glass:  
 
It is thin transparent flat glass. Its thickness varies from 2.5 to 7.5 mm. 
 
Prism glass:
 
It has prism shaped ribs which reflect light. These prisms are provided at different angles. 
 
Plate glass:
 
It is also plain flat transparent glass in thickness of 3 to 32 mm; fitted in the windows of costly buildings. 
 
Quartz glass: 
 
This glass transmits ultra- violet rays and is used in hospitals. 
 
Processed glass:  

• The various types available are ground glass, chipped one process and chipped two process glasses. 
• Some are used for providing privacy because they scatter/diffuse light while others transmit maximum light. 
  

 

 

 Frosted glass:  

• This glass is made by breaking up of the polished surface by a sand blast (High-pressure air mixed with sand applied to the surface of glass to carve texture or to get a cloudy dull finish).
• It is used to reduce heat and glare. 
• It is referred as ground glass or translucent glass also and is used mainly in toilets and other places where vision is blocked.

Wire glass: 
 
A network of wire is embedded in the glass for strengthening.   

Bullet proof glass: 
 
This glass is manufactured with laminated plate. The glass breaks under the impact but does not turn into pieces. 
 
Pinhead glass: