Founder Optics 12.5 mm LER Alien 1.25" Eyepiece - A-LER-12.5 2"/1.25" Eyepieces These 90 mm

Founder Optics 12.5 mm LER Alien 1.25" Eyepiece - A-LER-12.5 2"/1.25" Eyepieces These 90 mmAlien 12. 5 mm Long Eye Relief Eyepiece Wow, Alien eyepieces are out of this world! With a very comfortable 20 mm of eye relief across the series, Alien eyepieces are a joy to view through, even if you need to wear glasses while observing! The 12. 5mm Alien eyepiece is parfocal with all other eyepieces in the Alien line, which means you will not need to re focus when you change eyepieces for a different magnification. The cool looking eyepiece body is

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