This document appears to be a seminar presentation certificate and index for a student named Arnob Sarkar discussing the topic of touch screen technology using infrared systems. The certificate indicates the seminar presentation was submitted in partial fulfillment for a degree in B.E. and was completed under the guidance of Mr. Avinash Gaur and Mrs. Nita Jain. The index lists 6 topics to be covered in the presentation, including an introduction, history of touchscreens, overview of technologies, how infrared touchscreens work, design features, and applications.