Focal Copy Holders are ergonomically curved to keep your eyes at the correct focal distance from documents. Adjustable document clip holder for documents (up to 15"). Guide bar 9-7/16" x 13-13/16".Weighted Base version keeps copy holder securely on desk. 6" diameter base.Clamp version for easy height adjustment and space-saving attachment to desks up to 2-1/2" thick. Arm is 24"L. Holds over 50 sheets.