A brand new Antares Optics 4.00" Fused Silica Quartz
Fully Certified Secondary Elliptical Diagonal Telescope Mirror.
Minor Axis: 4.00"
Flatness PV: Better than 1/20(.046)wave
Flatness RMS: 1/140(.007)wave
Substrate: Fused Silica Quartz
Retails for $529.99
Now on sale $499.99
Zygo GPI interferometer interferogram & coating curve certification included!
Enhanced aluminum coating, better than 96% reflectance over full visual spectrum, and peek, 98% at the midrange of 550 NM! Using E beam deposition, with ion assist.
Made of the highest quality fine annealed, low expansion Pyrex or Fused Silica Quartz substrate! Each part is individually inspected, tested and certified at 100% clear aperture!
Antares Optics is your resource for Ultra Precision Mirrors, Prisms & Custom Optical Components.
Paypal, Visa, M/C, Discover, Money Order, or Check. Thank you, and clear skies!
Antares Optics USA.
Questions? Ask for Mannie Zimmermann or