METROLOGY
د.شذىMETROLOGY
it is the science of weights and measures.the new definition :metrology is the science of measurement that include all theoretical &practical aspects of measurements .
it is a very broad field &may be divided in to three subfields:
1-scientific or fundamental metrology:Concern the establishment of quantity systems &units of measurements.
2-applied metrology:
Concern the application of measurements science to manufacturing &their use in society.
3-legal metrology :
Concern measuring instruments for the protection of health ,environmental &public safety
Medical metrology:
Science fields where precision is paramount ,such as medicine, use a wide array of metrology instruments.These instruments include surgical robots, drug delivery monitoring devices ,laser –based medical instruments ,computer-assisted navigational systems, that use a four –dimensional positioning system to help surgeons perform complex operations