TCN Laser Receiver Digital LS-80XLong Range Laser Receiver The LS 80X Topcon receiver is a handheld digital laser sensor, ideal for single crew teams working on a range of construction projects, from sub base levelling to concrete finishing. The LS 80X laser receiver features an upgraded compact design along with improved speaker location to enhance volume onsite, also being compatible with most conventional rotating lasers, meaning you can have the power, accuracy and efficiency of