Vintage Celestron 2X 2" Barlow corrector Very useful as a contrast-enhancing

Very useful as a contrast-enhancing lunar filter

Stellina is a revolution in the world of Astronomy

or is loose and does not stay firmly in place

It is in excellent condition

or to a third-party controller’s heater output port

Vintage Celestron 2X 2" Barlow corrector Very useful as a contrast-enhancingThis 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!