MITUTOYO 122 Electronic Indicator

Circa Late 1970's to Early 1980's (ESTIMATED)

Use Case:

An electronic micrometer display for high-precision dimensional measurement in manufacturing, quality control, and laboratory settings. This indicator is designed to provide rapid, accurate deviation readings from a master or reference point, often for repetitive measurements in batch production. 

Historical Significance:

The MITUTOYO 122L is significant as a part of the transition from purely mechanical metrology to electronic measurement in the mid-to-late 20th century.

• MITUTOYO was founded with the goal of making high-quality, affordable mechanical micrometers.

• The development of electronic indicators in the 1960s and 1970s allowed for faster data acquisition, easier reading, and the eventual integration with early statistical process control (SPC) systems.

• This device represents an early stage in that evolution, using analog display technology before it was superseded by the digital LCD "Digimatic" indicators that became the industry standard in the late 1970s and beyond.

(H-19cm x W-19.5cm x D-21cm)