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Ha = Red, [OIII] = Green, HeII = Blue
Desaturated image from above
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Taken May 20, 2005 from Fremont Peak State Park, near San Juan Bautista, California
Pentax Takumar 90mm f/2.8 medium format camera lens (stopped down to f/4) [FIrst Light!]
ST10XME imaging camera operated at -20C
Finger Lakes DF2 Digital Focuser
Finger Lakes CFW7 Filter wheel (first light testing!)
Takahashi FCT-76 guide scope
SBIG ST7E guide camera
Custom made camera mounting frame
Custom Scientific 3nm [OIII] filter (50mm unmounted)
Custom Scientific 4.5nm HeII filter (50mm unmounted) [First Light!]
Custom Scientific 3nm Ha filter (50mm unmounted)
four exposures of 15 minutes for Halpha and [OIII]
three exposures of 15 minutes for HeII
two hours 45 minutes total exposure time