Harloff High Volume IntraOcular Lens Cart, 1680 CapacityHarloffs IOL cart holds up to 1680 IntraOcular Lens boxes of multiple sizes and brands including Alcon, Bausch and Lomb, Rayner, and Abbot Medical Optics. Your lens boxes are stored within eight pull out drawer shelves that use full extension drawer slides, and each box is kept organized with six adjustable dividers per drawer. The contents of your optical surgery cart are kept behind glass paneled double doors secured using a key lock with two keys.