Add review for Vixen Tele-Extender R130S/R135S/R150S 3631
Short description of Vixen Tele-Extender R130S/R135S/R150S 3631 by Vixen before your review - Vixen Tele-Extender R130S/R135S/R150S extends the focal length of some
Vixen Newtonian telescopes for
high-power viewing and prime-focus imaging (T-Ring required).
R130S/R135S: 720mm to 1440mm (f/11)
R150S: 750mm to 1500mm (f/10)
Package Contents:Vixen Tele-Extender R130S/R135S/R150S