Berliner Glas Group - grey world map with locations

Berliner Glas Group. Your Partner for OEM Solutions.

The Berliner Glas Group develops and produces at three locations in Germany, Switzerland and China for the light-using industry - worldwide. We deliver tailor-made solutions of the highest quality to our customers - with success:

Over the past years the Berliner Glas group has grown to over 1,600 employees. And we continue to trust in healthy growth in an innovative environment.

We are one of the world’s leading providers of optical key components, assemblies and systems. Since November 2nd, 2020, the Berliner Glas Group has been part of ASML, one of the world’s leading manufacturers of chipmaking equipment.


The Berliner Glas Group develops and produces at three locations in Germany, Switzerland and China for the light-using industry. As an owner-managed company, we can plan independently and offer our customers worldwide tailor-made solutions of the highest quality.

Standorte Berliner Glas Gruppe


The Berliner Glas Group plays a leading role in selected market segments. This forms the basis for further growth and a sustainable increase in value. Companies who make technically demanding products that use light value the Berliner Glas Group as a preferred partner. With our understanding of optical systems and optical production technology, we develop, produce and integrate optics, mechanics and electronics into innovative system solutions for our customers.

We make a key contribution to the competitive strength of our customers, actively search for growth opportunities and are interested in long-term partnerships with our customers.

This is why we concentrate our activities on creating optimal conditions and requirements (structure and processes, employees) as well as on continuously improving the three so-called “key factors for excellence”:

consistent orientation towards key customers and their applications, excellent design and development as well as excellent manufacturing and procurement.

The companies in the Berliner Glas Group are organized in business fields with a clear focus on the respective market that are characterized by flat hierarchies and a high level of specialization. Every business division has its own sales, development and production/assembly department. This is the only way to ensure that we not only devote all our energy to concentrating on our customers but also know our customers' customers – in short: are at home in the market. Because only thus can we live up to our mission and contribute to our customers' competitive position.

Berliner-Glas-Group - from Concept to Volume Production

Berliner-Glas-Group - from Concept to Volume Production

Important information

Berliner Glas

Production area:

31,780 m²
Employees*: 1,210
Export partners: Europe, Asia, USA
General Managers: Dr. Andreas Nitze, Thomas Polzer, Henry van Rooijen, David Schwem



SwissOptic AG

Production area: 9,000 m² (Heerbrugg, Switzerland)
Employees*: 303
Export area: Europe, Asia, USA
General Manager: Herbert Stüttler



SwissOptic (Wuhan) Co. Ltd.

Production area: 2,200 ² (Wuhan, China)
Employees*: 109
Export area: Asia, Europa
General Manager: Mary Yang, Dominik Walt


(*Status: June 30, 2021)

Manage­ment team

Thomas Polzer COO Berliner Glas Group
Thomas Polzer

Has many years of extensive experience in global operations management

Volker Schmidt - CTO Berliner Glas GmbH
Volker Schmidt

Physicist, has over 20 years of experience in measurement technology and the optics industry

Avatar Management Berliner Glas Gruppe
David Schwem

Economist, has over 20 years of experience in the financial sector of the optics industry

Senior Director Semicon Integration Berliner Glas GmbH
Henry van Rooijen
Senior Director Semicon Integration

Physicist, has over 20 years experience in the hightech industry, including 10 years in the semiconductor industry

Manage­ment SwissOptic AG

Herbert Stüttler (Geschäftsführer)
Herbert Stüttler
General Manager

Engineer, 20+ years experience in international management and in the global medical device industry

Michael Bircher
Michael Bircher
Head of Finance & IT

Economist, 25 years experience in finance in the industry


Management Team SwissOptic (Wuhan) Co. Ltd.

Mary Yang ( Managing Director)

Master in economics (EMBA), 10+ years experience in operations management in the optical industry

Mary Yang is employee No 1 of SwissOptic (Wuhan).


Dominik Walt (General Manager)

Engineer in mechatronics and optics, M.Sc., 15 years experience in the optical industry

From a wholesaler for glass to a high-tech company - Historical milestones of the Berliner Glas Group at a glance


1952 - 1959

Foundation of Berliner Glas in Berlin/Germany

Industrial manufacturing of glasses for diapositives and microscope slides

Foundation of Berliner Glas in Schwäbisch Hall/Germany

1960 - 1969

Manufacturing of technical glasses

1970 - 1979

Transition to precision optics

First products for photocopiers

Special glasses for the production of LCD

1980 - 1989

Reading devices for automotive industry

1990 - 1999

First projects for semiconductor industry

Expansion into the United States

First projects for the display industry and laser technology

2000 - 2009

Expansion into Switzerland

First projects for medical technology, metrology and space

Acquisition of the company TEGLA and the TEGLA® brand (Syrgenstein/Germany)

Expansion into China

2010 - 2019

Optical systems of the Berliner Glas Group in space (Space Data Highway – EDRS)

Manufacturing of large cylindrical lenses (up to 2,000 mm) that are used to produce AMOLED displays


Berliner Glas Group is now part of ASML


Berliner Glas Technical Glass is now part of the Glas Trösch Group and operates under the brand name EuropTec

Contact Berliner Glas Group

Berliner Glas GmbH
Waldkraiburger Straße 5
12347 Berlin, Germany
Phone +49 30 60 905-0
SwissOptic AG
9435 Heerbrugg, Switzerland
Phone +41 71 727-3074
SwissOptic (Wuhan) Co., Ltd.
No. 1, 2nd Road, Huagong Park, Eastlake High Technology Development Zone
Wuhan (430223) China
Phone +86 27 8792-8588


Company Brochure

Berliner Glas Group

Company Presentation

Berliner Glas Group

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Berliner Glas GmbH
Waldkraiburger Straße 5
12347 Berlin, Germany

Phone +49 30 60 905-0
info [at]


Contact details