Nilanjan Ghosh

Holographic films are mainly used in the packaging industry. They are used for gift wrapping, packaging, laminating and printing. When used for the packaging of consumer items, these films contribute...

Holography is a technique which is used to create three dimensional images. It is done using laser, interference, light intensity recording and diffraction. The image keeps on changing with the change...

The most important concern to any manufacturer is the duplication of his products. Even the government has tried several methods to regulate such unethical practices. However, despite of all this, one...