Explore Scientific 5x 1.25" Focal Extender Accessories_Finder Scope Rings Many astronomers forget that the

Many astronomers forget that the Calcium H-line and K-line yield virtually identical views of the Sun

3" Starlight Focuser is strong and reliable

plus Powermate barlow or stop down mask to reach F/27-F/35 focal ratio for best performance (sold separately)

The best glass ever produced by Ohara is Ohara FPL-53

For solar viewing just insert the Quark in the diagonal

Explore Scientific 5x 1.25" Focal Extender Accessories_Finder Scope Rings Many astronomers forget that theExplore Scientific 5X1. 25" Focal Extender Introducing this High quality and functional 5x 1. 25" Focal Extender by Explore Scientific. You are getting an excellent Focal Extender if it adds some real versatility to your telescope accessory line up. First, it allows you to increase the magnification of any eyepiece with the same barrel size that you already own. In other words, three eyepieces offer six magnification choices with a focal extender