Glass Solar Filters Aluminum Cell Size:64mm / 2.50" No Hand controller port Yes

No Hand controller port Yes Guide Port

When not in use

includes adapter

Hydrogen Alpha (Hα) solar telescopes are specialized instruments used to observe the Sun in a specific wavelength of light—656

and three times larger full well capacity

Glass Solar Filters Aluminum Cell Size:64mm / 2.50" No Hand controller port YesThese full aperture Solar Filters, are safe glass solar filters that allows as much of the light through as possible through the telescope safely. This allows your telescopes full aperture to be viewed, giving you the best daytime viewing possible with minimal atmospheric instability. When there is instability, you put a mask over the filters end that will reduce the aperture effectively. There is an aluminum cell with this premium solar filter that