Dr Shubha V Iyengar, a Padma Shri scientist known for giving 'Drishti' to planes

Dr Shubha V Iyengar, a Padma Shri scientist who has developed Drishti, India's first homegrown runway visibility system. Dr Shubha V Iyengar, a former senior scientist with CSIR-National Aerospace Laboratories (NAL), is known for her pioneering work in the field of aerospace technology. Drishti is a system designed to measure runway visibility during landing and take-off—critical moments in aviation, especially during fog, smog, and heavy rain.