Lunt Solar 60mm Ha Etalon Filter for Double-Stack of All LS60T Models - LS60FHA Celestron NexImage Coma is a common plague

Coma is a common plague of the Newtonian reflector design

By independently moving the upper and lower lens groups

2X Barlow:  Use during visual observing to double the magnification of every 1

Lunt 152mm H-Alpha Solar Telescope

I couldn't believe when I was able to see Jupiter with the 10mm Eyepiece

Lunt Solar 60mm Ha Etalon Filter for Double-Stack of All LS60T Models - LS60FHA Celestron NexImage Coma is a common plagueAbout the Lunt 60mm Ha Etalon Filter for Double Stacking The Lunt 60mm Ha Etalon Filter for Double Stacking is a Double Stack Etalon for all LS60FHa Filters and Lunt Telescopes. This filter does not come with a blocking filter because it is assumed the user will have one already. You cannot use this filter , single or double stacked, without the appropriate blocking filter at any time. Lunt 60mm Ha Etalon Filter for Double Stacking Features This is