Optical High Precision Tracing The AB-88 Automatic blocker uses a high technology built-in image processing software which allows the automatic non contact measuring of frame patterns or demo lenses. It also displays the XY coordinates of the drilling holes (max 10 per lens) or slots in relation with the blocking center. Rimless frames are no longer a headache. Motorized blocking The AB-88 Automatic blocker uses a video camera to block accurately the lens to be edged without any parallax error. Server for mini-lab The AB-88 Automatic blocker uses a internal computer which can be used as a hub for connecting up to several edgers via cable link or EdgeNet™ Wireless communication. 200 jobs can be saved in the memory and recalled from any edger using a barcode reader.