Low Cost 3D Video (Stanley posted on February 21st, 2010 )

A low cost apparatus for capturing stereoscopic video is described and footage from the apparatus is presented in anaglyph form. A piece of L-shaped extruded aluminum was cut to length and drilled. Cameras are attached with 1/4-20 panhead machine screws, 1/4" nylon washers, and 1/4-20 wingnuts. The apparatus is attached to a quick release shoe for use with a tripod. Cameras are manually activated for simultaneous filming. A 6.5cm baseline is used (similar to human eye baseline). Longer baselines can be used to increase parallax when filming distant objects. Left and right video channels are processed and composited in video editing software. Audiovisual cues are used to synchronize the video streams. Depth may be adjusted by changing the x-direction offset between the right and left video channels. Total cost for cameras and materials: USD 250.
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