Several different forms of oil lamps are there, from the traditional round or pear-shaped dish to one with intricate styles and figures. These lamps are decorated with elaborate designs, auspicious motifs, or deities. Woman holding the vessel in her hands is a far older tradition of oil lamps. Oil lamps suspended by chains from the roofs and ceilings of temples, home puja rooms are known as Paavai vilakku and Thookku vilakku. A handicraft brass lamp called a Nachiarkoil lamp is exclusively made in Nachiarkoil town in Tamil Nadu, India. It is made in different sizes and consists of four parts, which are screwed together. Nachiarkoil lamp is a hollow cast. These lamps are extensively decorated. The Tamil Nadu Crafts Development Corporation Ltd. is in these lamps' productions for more than four decades.

The lamps form an important part of Indian culture. To begin an auspicious occasion, the lighting of a lamp is an important ritual. These lamps come in different sizes. It starts as small as 4 inches to 6 feet in height. Tools used for making Nachiarkoil lamps are as follows.

For more details:
http://www.dsource.in/resource/nachiarkoil-lamp-madurai