Europe, UK, Asia & RoW: [email protected] +44 (0)1622 859444 | USA & Canada: [email protected] +1 401-583-7846

BREXIT UPDATE: Knight Optical will continue to provide quality assured service for all your optical requirements both custom & stock. We will handle all requirements caused by the new regulations.


Looking For a Custom Optical Solution? Enquire

Soda-Lime Float Glass Windows

Soda-lime float windows are cost effective medium performance windows however they have limitations transmitting around 80% average from 400-700nm with poor performance in NIR.

Custom Soda-lime float glass is a sheet material that is relatively flat. Float glass is manufactured by floating molten glass onto a bed of molten metal, usually tin. Using float glass process of manufacture achieves a flat surface with a uniform thickness of material across the aperture.

Custom Soda-lime float glass windows are excellent for use in standard non-scientific applications such as protecting visible CCTV camera or for picture framing applications and flat panel displays. They are also an excellent substrate for optical mirrors as transmission properties are not important.

Custom Sheet glass as soda-lime float glass is sometimes termed come as large sheets over 2m square and in a range of thickness from 1mm to over 20mm thk. The glass surfaces can be machined to special shapes and surfaces can be ground to create a diffused finish. Surfaces can also be etched with screen printing designs. Soda-lime is also an excellent substrate for making tempered or toughened windows for increased strength and high temperature applications.

Knight Optical supply high quality custom soda lime float glass windows made to your exact specification. Every component is individually tested by our highly skilled technicians in our state of art metrology lab to ensure all components meet our high quality standards.

Contact our multilingual technical sales team and discover how Knight Optical’s high quality custom soda lime float windows and service can improve your instrumentation and supply chain experience.

Our 2021/2022 Catalogue

Inside Knight Optical’s catalogue you’ll find details of the industries we serve as well as the many other services we can offer. It also showcases hundreds of our most popular products, supported by useful technical information, to help you choose the right part for your application.
Click below to view our digital catalogue now.

view our catalogue