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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
For use on F/7 or longer focal ratio refractors
Full 22mm Clear Aperture
or anyone looking to get their start observing solar activity
Canon T ring connects T threads to a Canon EF mount camera
Accepts GM2DT 2" drawtube snout
Daystar ERF 75mm with 100mm Cap - E-100N75 Accessories For use on F/7 or75mm ERF Glass, Cell & 100mm ID Cap For Refractors DISCONTINUED DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and or I light and 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 incidence for
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