Optical comparators and dial gauge instruments containing computer display and microprocessor functions, used in the metrology industry and not in the woodworking industry, for inspection and measurement of manufactured parts and comparison to predetermined specifications, and associated workholding fixtures for use in connection therewith

Optical comparators and dial gauge instruments containing computer display and microprocessor functions used in the metrology industry and not in the woodworking industry for inspection and measurement of manufactured parts and comparison to predetermined specifications, and associated work-holding fixtures for use in connection therewith