The general-purpose zoom lens costs about $100 more than Canon's equivalent, but Sigma thinks its image quality means the lens is worth the extra money.
This 1080p projector has features normally found in pricier models, including horizontal/vertical lens shift and dual HDMI inputs.
Microsoft's upcoming full Windows 8 Pro tablet will cost more than the Windows RT Surface, but maybe not as much as we first expected.
The Microsoft Surface Pro will start at $899 (£560) in the US when it arrives in the new year. Expect a hefty markup for the UK.
If two dimensions just aren't enough, you and five friends can gather around this top-rated TV for 3D movie-night goodness.
The version of the Surface with full Windows 8 is on sale in a matter of weeks in the US and Canada.
Toshiba Portege Z830 series ultrabook will start at $899, well below the price of Apple's least expensive 13.3-inch MacBook Air.
The HP Folio slim laptop has an Intel Core i5-2467M CPU, 4GB of RAM, a 128GB SSD, and a backlit keyboard.
Acer's Ultrabook debuted at $899, proving that an extremely thin Windows laptop built with high-quality materials can be priced at under $1,000.
Acer's Ultrabook will start at $899 in the U.S.--a price that will undoubtedly trigger fierce competition at retail.