Coronado Telescope Eyepieces and Filters (4 Items)
Coronado 18mm CEMAX 1.25" Solar Telescope Eyepiece
Coronado CEMAX 18mm Eyepiece (1.25") - for use with Coronado H-alpha Solar Telescopes and filters. 1.25" Barrel Size. Specifically designed for use at H-alpha (or Ha) wavelengths.
Coronado SolarMax II 40mm Double Stacking Etalon Filter
This add on filter reduces the normal bandwidth of a SolarMax 40 telescope or filter set from the single stack .7A performance to a more restrictive .5A, increasing visibility of surface detail and active regions on the Solar disc.
Coronado BF10 10mm Solar Blocking Filter
Coronado BF10 right angle (1.25" diagonal) type secondary blocking filter. The blocking filter is the second element in any Coronado H-alpha system, it is just as crucial to your safety and the system's performance as the front element.