Innovations

1949

Production of the NT4 wooden inclination spirit level begins.


1957

Production of the first SOLA aluminium spirit levels.


1969

Own production of acrylic vials begins – guaranteeing consistent quality across SOLA measuring tools. The leak protection is assured by the patented ultrasonic welding of the vials.


1980

The expansion of the product range includes folding rules, short tapes and long tapes.


1999

Production of lasers begins.


2004

New generation of spirit levels: BigX with patented, temperature-independent vial-fixing.


2009

Start of the new laser generation.


2011

A world-first: the patented FOCUS vial offers faster, more accurate and superior readability.


2016

The precision level HPL meets the highest requirements in measurement precision and robustness.