IC1396 Emission Nebula Widefield in [SII], Ha and [OIII] Light

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Taken on August 10, 2004 from my backyard in Castro Valley, Ca.

Pentax Takumar 150mm f/2.8 Medium Format Camera Lens @ f/4

SBIG ST10XME Imaging camera

FLI CFW1 filter wheel

Astro-Physics 80/900mm guide scope

SBIG ST7E NABG guide camera

Astro-Physics 900GTO mount

Custom Scientific Narrowband Emission Line Filters

   [Sulfur II]                     672.4nm  3nm FWHM

   Hydrogen alpha        656.3nm  3nm FWHM

   [Oxygen III]                 500.7nm  3nm FWHM

Four exposures of 10 minutes through each filter, two hours total exposure.

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