mm is too much magnification for your small telescope. Maximum magnification is a function of APERTURE. Which is how big is the front lens or the mirror. Your scope has about a 2 inch aperture, so the
30-720-729 http://www.agenaastro.com/Eyepiece-Size-s/128.htm Other than dealing with the manufacturer parts, knowing the exact specifications of the main lens (the Objective), the lens could be bought
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