A brand new Antares Optics 1.83" certified elliptical secondary telescope mirror. Flatness 1/20(.049)wave PV and 1/110(.009)wave RMS! 40/20 clean. Zygo GPI interferometer certification included! Enhanced aluminum coating, with 96% reflectance. Using E beam deposition, with ion assist. Coating curve certification as well.
This item can be substituted with a 1.3", 1.5 or 2.14" mirror with either 1/14, 1/15, 1/18 or 1/20 wave certified optics, (interferogram and coating curve included) State your requirements. We'll give you an excellent price for any mirror we have in stock!
Made of the highest quality fine annealed, low expansion Pyrex substrate. Each part is individually inspected and certified!!
Please note: sizes 2.60" and over are not a stock item." So please contact us to check on availability.)
The retail price for this mirror is $119.99 On sale for $89.99 here on Astromart only! Paypal would work best! Thank you, and clear skies! Mannie.