ITEM #2957 40 mm Extension Tube for 43mm Drawtubes
 

This extension tue enhances the ability to perform astrophotography for many telescopes that require more back-focus. This is accomplished by moving the film plane back up to a maximum of 40mm. 43mm Thread; 41mm Light Path.

 

Vixen Extension Tube
Price: $9.95
Vixen Car Window Mount

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