![]() ![]() Our Ultra range has Strehl values typically around 99% with RMS values of the order of 0.02PV. With our continuous developments in optics we have now reached a position where we can offer with 100% reliability, optics which we believe are the best available anywhere in the world. Supplied with full Zygo interferometer report. These mirrors are virtually unsurpassed in performance and will produce some of the finest images available for either visual, film or CCD work. Coated with Hilux enhanced optical coatings. 1/8 PV wavefront specification giving excellent images for any choice of subject. Produced from quality low expansion Suprax glass from Schott Germany. We measure regularly in their manufacturing process and, Zygo interferometer tests confirm, our Research Grade optics are some of the finest optics available anywhere at any price. These mirrors are exceptional in performance and can be relied upon 100% to give virtually flawless images. Coated with highly reflective Hilux, you are guaranteed much brighter images than most telescopes on the market. 1/6 PV wavefront specification giving excellent images for any choice of subject. Professional Grade Optics primaries are produced from quality low expansion Suprax glass from Schott Germany. These mirrors or any telescope we may supply with these mirrors is not supplied with a full Zygo report. The majority of these primaries we make are bought by amateur telescope makers or just customers who want to upgrade the optics in their imported, usually Chinese branded telescope. Coated with now world famous Hilux high performance coatings as standard. ![]() 1/4 PV wavefront specification giving excellent images for any choice of subject. Our Standard mirrors are produced from quality low expansion Suprax glass from Schott Germany. ![]()
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