NGC7380 from Pentax 6x7 Takumar 400 mm f/4 and FLI Proline 3200 with Custom Scientific 4.5 nm Halpha filter

Click image to enlarge, click here for highest resolution

Taken July 18, 2008 from my backyard in Castro Valley, California

"Scope City"

Pentax 6x7 Takumar  400 mm F/4 lens used at F/4 

AP1200GTO mount

AP80/900mm guide scope

FLI Proline 3200 camera (eng grade sensor), operated at -40C no RBI Annhilator used (slow download mode)

SBIG ST7ME guide camera

Custom Scientific 4.5 nm Ha 50 mm round filter

FLI CFW7 filter wheel

12 exposures of 10 minutes through Halpha filter

2 hours total exposure

Hit Counter