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Discover new precision standards in your thermography applications with our Germanium Windows.

15 Jun 2023

Discover new standards of precision in your thermography applications with our Germanium Windows.

Crafted from the finest crystalline material, Germanium boasts exceptional infrared transmission capabilities ranging from 1.8 to 23µm, making it the ultimate choice for thermal imaging, gas detection, and beyond.

As the leading expert in precision optics, Knight Optical offers a comprehensive range of Germanium Windows that will significantly improve your projects' performance. Our stock catalogue showcases a wide selection of options, including diameters ranging from 10mm to 100mm, both coated and uncoated, empowering you with limitless possibilities.

Our Germanium Windows adhere to stringent standards, guaranteeing flawless performance:

Diameter: +0/-0.2mm
Thickness: ± 0.2mm
Flatness: < 1/10λ @ 10.6µm
Parallelism: < 5’
Surface Quality: <60-40 scratch/dig

Our coated Germanium Windows offer two remarkable options:

AR/AR Coating: Engineered for both MWIR and LWIR wavebands (3-12µm), this cutting-edge coating delivers an impressive average transmission of over 85%, ensuring crystal-clear results that surpass expectations.

AR/DLC Coating for LWIR Applications: Specifically designed for LWIR applications (7-14µm), this advanced diamond-like carbon (DLC) coating not only enhances durability but also guarantees exceptional performance even in the harshest environments. At Knight Optical, we thrive on delivering customised solutions that perfectly match your unique requirements. Collaborating closely with industry-leading companies on bespoke projects, we provide tailor-made Germanium Windows and other specialised components up to dimensions of 300mm. Our expert team is ready to provide you with AR and DLC coatings meticulously tailored to your application's operational wavelengths. Our state-of-the-art metrology laboratory and dedicated QA department ensure that every optical component surpasses your expectations. With cutting-edge tools like the Zygo Verifire for surface error verification and the Agilent Cary 660 FTIR for precise infrared transmission measurements, we guarantee unwavering precision and flawless performance.

Contact our UK and US teams today and experience true precision, quality and innovation.

Europe, UK, Asia & RoW:
Email: info@knightoptical.co.uk
Telephone: +44 (0)1622 859444 

USA & Canada:
Email: usasales@knightoptical.com
Telephone: +1 401-583-7846

Knight Optical Ltd
Roebuck Business Park
ME17 1AB
United Kingdom
Tel: 44 (0)1622 859444
Fax: 44 (0)1622 859 555
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