This product is the sample of special optics, which we offer to our customers. This sapphire tube was cut from cyropolus method grown crystal. It has (0001) orientation with total length 100 mm and outer diameter 20 mm. All surfaces are transparent polished. It's possible to produce small quantity upon the customer's request.
We are working customer-specific and produce for our customer complex parts from sapphire, like this tube on the picture with the length 460 mm and with polished area 260 mm inside and outside in the middle of tube.