Bell & Howell 252 8mm Double 8 Movie Camera. This camera features 3 lenses on a turret mount a 1-1/2X Wide Angle Lens, a 2-1/2X Telephoto Lens, a viewfinder with three different lens ranges marked in different colors and an adjustable aperture dial. It uses 16mm film spools and shoots one half at a time hence the name Double 8.