Coronado BF15 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.
The Coronado Sol Ranger projects a small image of the solar disk onto the rear of the viewfinder where it is visible to the solar telescope user. Center the image in the viewfinder and the solar telescope is aligned with the Sun.
The enhanced fully multi-coated CEMAX 2X Barlow Lens is specifically designed for use at H-alpha (or Ha) wavelengths. It uses optimized coatings to enhance contrast, minimize glare and also affords excellent contrast.
Coronado CEMAX 25mm 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 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 CEMAX 12mm 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.
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