A viewer specialized in PCBE which is a PWB editor. For check before ordering. FEATURES - 4 view types (parts/solder side, with/without resist). - For check the footprint of SMD put on the screen at full scale. - Calibration of the screen width/height independently. - Count the numbers of outlines/Vcuts/holes. HOW TO START - This app has no filer. Please start from your filer. - The filename extension is .pcb. SUPPORTED LAYERS - L1:pattern on solder side (and L3) - L2:pattern on parts side (a