Stained glass windows are a kind of decorative art involving pictorial or ornamental composition of multi-coloured glass illuminated through. Window openings are often filled with stained-glass windows. Since ancient times, temples have been decorated in this way. In the days of Renaissance, painting on glass was used instead of stained glass technique. This decoration came to Ruthenia in the 12th century to become one of the must-haves in the rich houses interiors.
There are many types of stained glass today. The classic form is considered transparent glass elements, combined by means of metal partitions. Mosaic
stained glass is a geometric ornament, sandblasted stained glass is a set of glasses made in the same technical manner in a common composition. Fusing supposes a picture of different pieces of glass and other elements that differ in texture, e.g. wire, baked together. Painted stained-glass window consists of painted fragments. The combined stained glass is a set of several manufacturing techniques at once.