Narrowband Images

Custom Scientific Narrowband Filters

50mm H-Alpha- 4.5nm

50mm Oxygen III- 4.5nm

50mm Sulphur II- 4.5nm

First Light image IC1805 (The Heart Nebula)

Chosen as Astromart's image of the day 3-16-06 www.Astromart.com

Also featured on the York County Astronomical Society web site www.YCAS.org