Crystran Ltd.

Crystran Ltd is a UK manufacturer and supplier of high quality optical components. Based on the South Coast of England we produce windows, lenses, prisms and specialist optics as both standard products and to the designs of our customers. Our optics are used in a wide variety of Ultraviolet, Visible and Infrared optical systems by a vast array of customers all over the world.

Crystran Ltd. are optical engineers specialising in infra-red and ultra-violet transmitting materials; crystals or special glasses. We make optical components, windows, lenses, prisms or specials for end users or OEMs. From prototype to production quantities. 48" Lapmasters capable of working to Lamba/20. DS polishing machinery. Angle measuring equipment to The crystal materials that we work with include: Barium fluoride, Calcium fluoride, Caesium Iodide, Calcite, Germanium, Gallium Arsenide, Lanthanum fluoride, Lithium fluoride, Magnesium fluoride, Magnesium Oxide, Potassium bromide, Potassium chloride, Rubidium halides, Sapphire, Silicon, Silver bromide, Silver chloride, Sodium chloride, Sodium fluoride, Strontium fluoride, Thallium bromo-iodide (KRS-5), Thallium bromo-chloride (KRS-6), Zinc selenide, Zinc sulphide and others. Glasses include:

• Amtir-1
• Amtir-3
• Ga:La:S
• BK7
• B270
• F2 etc.

We have an extensive database of optical materials and are always ready to help solve your materials problem. Please Contact: Chris Wallace, Alaina Wright, or David Hoyland Crystran upgrades polishing equipment with a second 48" Lapmaster polishing machine. CaF2 polishing to Lambda/20 flatness and S/D 40/20 now in regular production.