HTC’s Upcoming Smartphone Will Have Dual Lens Camera To Take 3D Pictures
Leaked images of HTC’s upcoming M8 have shown a smartphone with a dual-lens camera (shown below). The camera is rumored to have features that exceed the usual expectation of 3D imaging.Corephotonics is a company which has made a dual-lens camera concept for smartphones (though they do not work for HTC). The main reason why the dual-lens camera is so amazing is the fact that each of the two lenses has a different focal length. One of the lenses is wide-angle, while the other is at 3x zoom. This allows people to take pictures of distant objects without using digital zoom (which distorts picture quality).A test setup involved taking a picture of a card set a fixed distance both from a traditional smartphone camera lens and the new dual-lens concept.
The system developed by Corephotonics always gave a clear 13 megapixel image regardless of 1x or 3x zoom. Nokia’s famous PureView cameras also rely on digital zoom, due to which a 3x magnified picture results in a drastic drop of quality down to only 5 megapixelsThe dual-lens concept also has advantages in video recording as it provides a smoother zoom by using a mix of digital zoom and lens-switching. Another benefit is that low-light performance can be improved by adding separate sensors to each lens. The dedicated software for the dual-lens camera has also been developed by Corephotonics and works in real-time to match corresponding pixels from each lens.

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