Sony LKRL-Z514 Projector lens in mint condition for sale. 1.35x - 2.34x Zoom Lens Optional zoom lens for use with the SXRD 4K projector 1.35x to 2.34x zoom lens with memory feedback. This lens uses a feedback circuit that reports focus and zoom position to the projector. This allows the operator to preset and recall different lens settings from the projector function memories. This offers instant and automated screen sizing for video formats using different aspect ratios.