STEREO TDC VIVID stereo viewer plastic lighting (battery) for slides 41 x 101 mm (Realistic, - RBT format), focusable, adjustable eye relief. Made in 1954 by Three Dimension Corporation Co., Chicago, EE. UU. As an accessory for TDC and TDC STEREO STEREO VIVID COLORIST stereo cameras. Measures Viewer / Glass 3,5x10