In aviation, but also in military applications, components are exposed to particular stresses due to extreme environmental influences such as increased pressure or harsh environmental conditions. Lenses play a crucial role as essential equipment or for research purposes. Sill Optics produces high-quality lenses made of special glasses that are particularly resistant.

Sill Optics supports defense and homeland security systems by manufacturing suitable high-end lenses. Each product is closely scrutinized by export control and national and international export control laws are taken very seriously.