Meller Optics sapphire lenses have utility in military vision systems

Sapphire lensesfor military vision system applications in severe environments can be custom-fabricated in concave, convex, and meniscus configurations for use in FLIR thermal imaging systems and sensors, missiles, and related vision systems. Highly resistant to fast moving dirt, saltwater, extreme temperatures, and high pressures, these lenses feature Mohs 9 hardness.

Meller Optics

Providence, RI

melleroptics.com