Now being used in the
Condor Array Telescope in Chile, a project by Stony Brook University and funded by the
National Science Foundation!
NEW design for the QHY 36mm Filter Masks! The improved design is
slightly thinner and completely eliminates any possibility of a light leak
These Filter Centering Masks will make it easy to center your filters
in a filter wheel, and will block any potential light leak due to the filters
being off-center in the filter disk seat. Simply place your filter
in the filter wheel disk, place the Filter Centering Mask over the filter
and fasten with screws. Sold in sets of 7, 8 or 9 depending on the
filter mask size.
Available for ZWO, QHY, Atik, QSI, Moravian (GXCCD) and Pegasus Indigo
Installation note: make sure the two flat sides of the mask point toward
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Printed in durable, temperature tolerant PETG filament.