The Use of Lasers in Micrometers
The advantages of laser scan micrometers are their accuracy, fast scan speeds and relative ease of operation. Laser micrometers can be used for object sizing and as helpful auxiliary tools in measurement – such as measuring the displacement of delay stages more precisely.
Doug Mclean Shutterstock James Watt Rebecca Ingle International Conference On Industrial Engineering Industrial Revolution Scientific Instruments
Source: azooptics.com