Our success story: three centuries, thousands of ideas

From a one-man glass grinding shop to a global company with 250 employees: The history of Sill Optics is also a journey through the rapid growth of precision optics, laser technology, and photonic technology. It is an ever exciting field, and Sill Optics is continuously growing.


2021 - today

  • Personal extension from 210 (2016) to 250 (2021) employees
  • Benjamin Sauter to be introduced as CFO
  • DPE acquires majority stake in Sill Optics

2016 - 2020

  • Investment of Pinova
  • Anniversary 125 years Sill Optics

2011 - 2015

  • New managing director: Christoph Sieber has been appointed to managing director on 2011/06/01
  • Start of a production facility for large precision lenses
  • Expansion of optical measurement technology for precision lenses and aspheres
  • Capacity expansion for aspheres and very large lenses

2001 - 2010

  • Construction of an extension for administration, assembly and quality management
  • Acquisition of Optolyth Optik
  • Start of an own coating department
  • Construction of an extension for mechanics production

1991 - 2000

  • Purchase of the location in Wendelstein
  • Reprivatisation
  • Anniversary 100 years Sill Optics

1980 - 1990

  • Takeover by Melles Griot
  • Start of a department for optical design
  • First production of lenses for laser optics

Before 1980

  • Development of lenses for profil projection
  • Production of Correctal eyeglasses and industrial illumination lenses
  • Foundation of a glass grinding mill by Julius Enrst Sill (1894)