Leica LGO - TRFSET.DAT [***NEW*** All 20 Zones]
Current.CSD - The current.csd is for Trimble's Coordinate System Manager program; see the README file for instructions.
International Foot Definitions Metric Definitions
International Foot Definitions
Use this link to access the OCRS Handbook & User Guide.
Adobe Reader, or equivalent, is required to view PDF files. Click the "Get Adobe Reader" image to get a free download of the reader from Adobe.
Are you sure you would like to leave?
You are currently running an old version of IE, please upgrade for better performance.