Telescope PRIMARY MIRROR + CELL : 120mm For Sale
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Telescope PRIMARY MIRROR + CELL : 120mm:
$49.99
THESE ARE BRAND NEW 120mm SPHERICAL PRIMARY MIRRORS+ HEAVY DUTY MIRROR CELL FIRST 2 PHOTOS ARE THE ACTUAL ITEM IN THE LISTING 3RD AND 4TH SHOW THE ACTUAL MIRROR SHIPPED INSIDE THE CELL/P> Mirror Cell Outer Dimensions: 145mm Mirror Cell Inner Dimensions: 140mm Heavy Duty Mirror Cell with Push/Pull Collimation Screws Metal Housing
Mirror dimensions: 120mm Diameter
Diffraction Limited L4 (1/4 wave in Sodium Light)
Plate Glass
Aluminized(92%) and SiO(Quartz Overcoat)
Resolving Power(arc seconds): .97
FL (focal length) 1000mm Pre Set Collimation Dot Hand Crafted and Ronchi Tested for high Reflectivity Resolving Power (arc seconds): .97
Please see other listings for secondary mirrors for those that like to build their own telescopes.
FREE ship rate is for within the Continental U.S.
Thank you, Mary
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