135mm SLR Lens at f/5.6 SBIG STF-8300M
Atik EFW2 Filter Wheel Astrodon Ha,OIII,SII filters Losmandy G11-Gemini
2
SII=12x20min (R) Ha=12x20min (G) OIII=8x30min (B)
Total Exposure = 12hrs Objects in this field: WR134 (center blue
object)
NGC6888-Crescent Nebula (upper left)
Sharpless 2-101-Tulip Nebula (lower right)
Imaged with a widefield 135mm
SLR lens setup. I recently added a focus motor and belt for autofocus and I am very
pleased with how well it worked.