Who are we?

Our products are used in a wide variety of Ultraviolet, Visible and Infrared optical systems by an equally wide variety of customers all over the world.

We have established a global reputation as a leader in the manufacture of windows, lenses, prisms, ATRs and custom optical components in a broad range of materials including Calcium Fluoride, Magnesium Fluoride, Barium Fluoride, Zinc Selenide, Zinc Sulfide, Germanium and many more exotic materials too.

Crystran Ltd. is committed to constant improvement in standards. We are presently able to offer flatnesses of up to lambda/20 at 633nm in appropriate materials.

Make to Order:

By the very nature of the wide range of materials and applications in the IR, UV and visible regions of the spectrum, most of our work tends to be custom made to specification. We manufacture in research and prototype quantities and also for production. If you have planning time, then we can make exactly what you want to your drawing or specification.

Purchase from Stock:

Some lenses and windows are in constant manufacture are nearly always available for immediate delivery. If you need a component quickly then look up our Stock Optics page.

We also have a huge range of components in stock as a result of production over-runs which are not listed. If you don't find what you need in the stock optics listings then call or email us and we'll search the rest of our stock and suggest something.