Leica AT500 User Manual page 71

Appendix A
Abbreviations
Abbreviations
Abbreviations
The following abbreviations are used in this manual:
Term Description
3D three-dimensional
ADM Absolute Distance Meter
AP Application Processor
AT Absolute Tracker
ATR Automatic Target Recognition
BRR Break Resistant Reflector
EMC Electromagnetic Compatibility
EN Standard of the European Committee for Standardization
IEC International Electrotechnical Commission
ISO International Standards Organisation
LED Light Emitting Diode
LMF Leica Metrology Foundation
LPS Limited Power Source
MPE Maximum Permissible Error
RJ45 Registered Jack 45, standardised physical interface for
connecting telecommunication equipment.
RRR Red Ring Reflector
SMR Spherically Mounted Reflector
TBR Tooling Ball Reflector
TCP/IP Transmission Control Protocol/Internet Protocol
UNC Unified National Coarse Thread
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