The David White Instruments Surveyer Transit Level Meridian 8080 is a high-quality transit instrument designed for precision in surveying and leveling tasks. With an angular accuracy of 5 minutes, this unit is capable of providing accurate measurements for various engineering and construction projects. The reliable brand reputation of David White, along with the specific model number 8080, ensures that users can trust in the capabilities of this transit for their surveying needs. May need calibration.