A 3d printer is become very famous in very short time. It is a rapid prototyping machine. And that will help you create 3d dimensional model that emulate the appearance and it will make functionality and feel of prototypes layer by layer. homemade 3d printer is carefully created to make unique and useful products. And its objects are carefully created inside the 3d printer as thin layers; one others are to create a model. So it has poor resolution if you compare to traditional rapid prototyping mechanism. Generally that kind of technology is used in automotive, footwear, architecture, aerospace also in jewellery, dental, medical and other famous industries.
There are also lots of company providing cheapest 3d printer but if you really want to buy a good one for you than one should not care about the money. But the product and its work is more important. But at the same time you can buy 3d printer as per your convenient.
It's become a past and old things when people like to see science fiction and television shows that scenes where the pressed by button in your PC and spoke words in to the speaker. Computer produced magically full course meals, food cubes that a space traveller could consume. It is an interesting thing but the common feeling at the same time was that it was completely fiction because a PC could only show it virtually you can't touch it or you can't have a hard pc of it.
Now with open source 3d printer you can fulfil your that requirement, and artistic industries for quite good. and are now making their way into the hobby world as well. The good thing is 3d printers is totally enable manufacturers and others to make prototypes by taking complete digital data and converting it into a physical object, that is printed by a robotic arm that makes the complete object utilizing substances in different layer, it is an 3d printers operate based on an additional object until its finished. For layering process you have to use metal, resin, polymer, plaster of Paris it's depend upon the quality of printing capability and features of the product.
As there are lots of different kind of 3d printers are available in the market but while you are buying it online there must be few things to be taken care, like website should be genuine and one should buy a branded 3d printer, as there are lots of very cheap 3d printers are available in the market but buy always genuine products from genuine website that will better as you can get better service after sales.
In the current market there are lots of classified 3d printers that make use of inkjet printing technology that is why they are called 3d printers in the first place. And that doesn't mean that 3d printers use inkjet techniques completely. There are also different machines like use derivatives of the fused deposition modelling procedure or the ultraviolet curing procedure. In 3d printers that use inkjet technology, the resin is sprayed on the printing stage using inkjet nozzles.