3D greeting, gift and promotional viewer cards 3D viewer cards, greetings, art, disney, christmas wholesaler and publisher. Our company is a cardboard stereo viewer. Our company is the perfect giveaway for promoting your companys product or as your business Christmas card. With our instantly ready 3D photo unit you can create stereo images of people in a prefixed background of your choice. Ready in a minute! We connected two identical Sony U60 digital cameras ( 2.2 million pixels) at the correct stereo angle . Fitted with two f 50 mm fixed focus lenses (f 33 mm traditional) these cameras create high quality stereo images that can be used directly in our company.