You only have to take two photos f the same scene or person. The point of view should be two centimeters away from the first to the second photo.
By this way, when you put them together using Free 3D Photo Maker, you'll get that stunning 3D effect, iewable when wearing those red&blue 3D glasses.
The program is very easy to us. you only have to choose both two photos, the kind of effect you want to apply and let the program do its job.
Free 3D Photo Maker is a curious application that can surprise you and your fiends now that 3D is so trendy.