Vintage Celestron 2X 2" Barlow Dew Control this piece addresses the edge-of-field

this piece addresses the edge-of-field aberrations caused by curved focal planes to ensure your night at the eyepiece will result in crisp

than any other solar filter manufacturer

The AT80EDRF is designed specifically for the AT80ED doublet (2018 and newer)

Celestron EclipSmart binoculars feature Solar Safe filter technology

Vintage Celestron 2X 2" Barlow Dew Control this piece addresses the edge-of-fieldThis is a used Celestron 2X 2" Barlow in good condition. Of course, it's Japanese made. There is a mark on the optics that can be seen in the provide photos, and the body is unmarked. This includes the original box, but no dust covers. When inserted between the eyepiece and telescope, this 2X Barlow lens doubles the magnification of all your 2 eyepieces!