Due to keen competition in the smartphone market, companies try their best to equip their phones with different interesting functions to attract consumers. 3D technology is one of them. Thus, there are at least two 3D smartphones available commercially: LG Optimal and HTC EVO 3D. The main attraction points provided by these two phones are to capture and display 3D contents using a stereoscopic pair of cameras and an autostereoscopic display. Thus, a short description of HTC EVO 3D is given as a representative of current 3D mobile systems. Later, a discussion about the perception in mobile 3D display devices is also given.
In addition to the original features provided by HTC smartphones, HTC EVO 3D has been equipped with 3D stereoscopic features including 3D gaming, 3D photo and video capture, 3D photo and video viewing, and an easy 2D-to-3D switch. This smartphone can capture the world in 3D stereoscopic images and videos and the 3D stereoscopic images and videos can be viewed on the screen without the need for glasses. There are a few feature points for HTC EVO 3D: