Dr. Dalip Singh Mehta is currently a Professor at the Department of Physics, Indian Institute of Technology Delhi. He has been actively working in the areas of Bio-photonics (Quantitative Phase Microscopy, Optical Coherence Tomography, Fluorescence Microscopy, White Light Interference Microscopy, Optical Multimodal Techniques for Disease Detection, and Optical Tweezers), Green Photonics: Laser Based Solid State Lighting, Sunlight Harvesting, Optics of LEDs and OLEDs and Optical Metrology. Dr. Ankit Butola received his Ph.D. from the Indian Institute of Technology Delhi. He was a Senior Project Scientist at Indian Institute of Technology Delhi and is currently a Postdoctoral researcher at UiT The Arctic University of Norway. His current research interests are Quantitative Phase Microscopy, Optical Coherence Tomography, Super-resolution Optical Imaging and Computational imaging Techniques. Dr. Veena Singh received her Ph.D. from the Indian Institute of Technology Delhi, India. She is currently Scientist under BIRAC project funded by Department of Biotechnology, Govt. of India and working on point-of-care devices for Oral Breast Cancer screening and diagnostics.