I have Televue 3X barlow for sale. Used maybe 5or6 times A few scratches on the chrome barrel from set screws. Lense mint asking $85 shipped Conus endcaps and box Focal lenghths of scopes and seeing conditions don't permit use very often. Need dew heater something that will be used quite often. Need heater rope for C-11 If you have to trade can work something out Thanks kevin.