Crystran
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Crystran are optical engineers specialising in fabricating components from IR and UV materials. We are delighted that you have found your way to our page.
Our customer relationships are very important to us, we regard them as the key factor in the success of our business. Crystran Ltd is a manufacturer and supplier of high quality optical components. We manufacture windows, lenses, prisms and specialist optics as both standard products and to the designs of our customers. For over 21 years we have specialised in crystal materials and exotic glasses
06/05/2026
New to stock at Crystran — ZnS Multispectral windows with AR/DLC coating for the 7–14 µm range.
Designed for demanding infrared applications where both transmission and durability matter, these polished ZnS windows combine:
• Excellent IR transmission across the LWIR band
• Anti-reflection performance in the 7–14 µm range
• DLC coating for improved durability and environmental resistance
These windows may also offer a practical alternative to Germanium AR/DLC coated windows for some infrared applications.
Now available from stock in:
• 40 mm x 3 mm - https://bit.ly/4tkK1gD
• 50 mm x 3 mm - https://bit.ly/4uvtS95
Ideal for thermal imaging, UAV payloads, defence, and harsh-environment IR systems.
04/03/2026
With Germanium supply becoming more challenging, many IR system designers are exploring alternative materials.
How do ZnSe, ZnS, and Silicon compare?
Our latest blog explains the strengths, limitations, and applications of the most common infrared optical materials used in thermal imaging, spectroscopy, and laser systems.
Read more:
Germanium vs Other Infrared Materials - Crystran Germanium vs ZnSe, ZnS and Silicon: explore the strengths, limitations and applications of key infrared optical materials used in thermal imaging and spectroscopy.
22/12/2025
28/01/2025
Mark and I are all set up at Photonics West in booth 3656, feel free to pay us a visit!
20/09/2024
Explore Zinc Selenide (ZnSe) in our latest newsletter! Learn about its key properties, including its infrared transmission and applications in CO2 lasers, thermal imaging, and spectroscopy. Perfect for high-power optical solutions!
Check it out here: https://bit.ly/4ebyycq
13/09/2024
It’s cake day! We are supporting Macmillan Coffee Morning with all of our home-baked and bought goodies! Thanks to everyone who bought in baked goods and reached deeply into their pockets to support a good cause.
22/08/2024
Curious about the different types of silicon and their optical properties? Our latest blog post explores how the manufacturing processes and doping methods influence the characteristics of silicon, making it suitable for various applications, from thermal imaging to Lidar. Dive into the details of CZ and FZ silicon, and discover why Crystran is your go-to source for custom silicon optics. Read the full article on our website to learn more.
Explore the blog post here: https://bit.ly/3Mgs4N9
09/08/2024
Elevate your optical projects with precision-engineered solutions from Crystran! Discover how our customizable, high-quality optics can transform your work. Whether you’re in R&D, production, or education, our latest newsletter has all the details you need. Dive in to learn more and take your optical capabilities to the next level!
Enhancing Your Optical Solutions with Crystran's High-Quality, Customizable Optics At Crystran, we specialize in manufacturing and selling optics made from crystalline materials, offering...
10/05/2024
ZnSe prisms are commonly used in infrared spectroscopy due to their high transmission in the mid-infrared region. Their optical properties make them ideal for directing and manipulating infrared light within various analytical instruments and applications.
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Telephone
Address
1 Broom Road Business Park
Poole
BH124PA
Opening Hours
| Monday | 8:30am - 4:45pm |
| Tuesday | 8:30am - 4:45pm |
| Wednesday | 8:30am - 4:45pm |
| Thursday | 8:30am - 4:45pm |
| Friday | 8:30am - 4:30pm |