Coronado CEMAX 2X Barlow Lens
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The enhanced fully multi-coated CEMAX™ 2X Barlow Lens. 1.25" Barrel Size. Specifically designed for use at H-alpha (or Ha) wavelengths, this Barlow uses optimized coatings to enhance contrast, minimize glare and also affords excellent contrast for planetary viewing. With caps.
Please note: that this Barlow is NOT a filter and for solar observing must be used in conjunction with a Coronado Ha Solar telescope or telescope with a Coronado filter set appropriately and safely mounted.