What are the key features and design elements of India's Tejas Fighter Jet?

The Tejas fighter jet features a lightweight yet robust design with 45% of its airframe made from advanced materials including carbon fiber reinforced polymer and grade 5 titanium alloys. It incorporates stealth features through radar-absorbing indium oxide coating and has a modular design allowing engine flexibility. The aircraft boasts impressive capabilities including a 6,500kg payload capacity, 3500km range, and advanced avionics such as an integrated infrared search and track system. Its digital fly-by-wire controls include disorientation recovery for enhanced safety. The Tejas also features a sophisticated radar system capable of tracking 50 aircraft at 150km and engaging four simultaneously, all while maintaining remarkable cost-effectiveness at under $45 million.