Lenovo has announced a new line of touch-based devices running Windows 8. The company revealed new additions to its IdeaPad U series of Ultrabooks and the Mainstream Z Series, along with the new ThinkPad Edge E431 and E531 business laptops.

"People love touch. It's everywhere in today's PC Plus world and is driving new interactions with devices and digital content," said Peter Hortensius, president, Product Group, and senior vice president, Lenovo.

Hortensius further added "We've aggressively integrated touch across our consumer PCs so that we have one of the largest portfolios of Windows 8 touch products available."

Lenovo's new IdeaPad U310 and U410 Ultrabooks are just 18mm thin and feature a wake-up time of just one second powered by its own Instant Resume technology. The IdeaPad U310 and U410 are packed with up to a third-generation Intel Core i7 processor and NVIDIA GeForce graphics with DirectX 11.

Lenovo will release the U310 in March this year with a starting price tag of $779. The U410 will follow in April with price starting at $850.

Lenovo also announced the new IdeaPad Z400 and IdeaPad Z500 touch laptops, which are the latest additions to Lenovo's Z series. The IdeaPad Z400 and IdeaPad Z500 have Windows 8's touch-based UI, supporting 10-finger touch at any given point. Both laptops sport Intel Core i7 processor and NVIDIA GeForce graphics and extended battery life.

The IdeaPad Z400 features a 14-inch display and will be available from March with a price tag of $699. The Z500, which sports a 15.6-inch display, will be released in April also with a starting price of $699.

Lenovo also unveiled the ThinkPad Edge E431 and E531 that include the company's latest OneLink docking technology, which allows users to connect to various external devices through a single cable connection and eliminating various cables.

The ThinkPad Edge E431 and E531 laptops also feature improved graphics and higher-resolution displays, as well as a five-button ClickPad that will let users control various Windows 8 features from the keyboard. Both the ThinkPad Edge E431 and E531 will be available in May with prices starting at $499.