Metal filter cell threads directly into the 1.25- inch barrel of your telescope eyepiece
This ND96 neutral density filter allows 25 percent of the visible light to pass through
Perfectly neutral color will not alter the natural color of the Moon
Fully Multi-coated: Astromania 6.3mm Super Plossl eyepiece is engineered with 2 sets of 5 element design with fully multi-coated; the high-quality optics that minimize internal reflections and improve contrast
52 Degree Field Of View: The eyepiece have a wider 52 degree field of view than most eyepieces with a 6.3mm focal length and 6mm eye relief to see more detail; You can choose eyepiece with the right focal length for your telescope model which are parfocal