Lenovo has revealed its latest next-gen ThinkPad X1 Carbon ultrabook for business at Accelerate Channel Partner Conference in Las Vegas. The company claims that the upcoming ThinkPad X1 Carbon is the world’s lightest 14-inch ultrabook in the industry. This ultrabook is specially made for those who wants the highest levels of performance, mobility, entertainment and design. Its carbon fiber material ensures to simultaneously be thin, light, strong, and stiff, yet durable. Lenovo did not mention its specific release date but it is expected that ThinkPad X1 Carbon will be available from this summer.