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Conjoins your QUARK filter with a Nikon style SLR lens for Hydrogen Alpha Solar viewing with most standard lenses
Carbon Fiber Solar Telescope
It easily attaches to your telescope's tripod or mount with a Velcro belt
Compatible with the Interference Eliminator
Daystar Off Axis ERF 115mm with 410mm Cap - E-410F115 Dew Shields By Size_6” Conjoins your QUARK filter with115mm ERF Glass & 410mm Cap Off Axis For SCT Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing reflecting UltraViolet and or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of