Here is an image of the IC 1396 emission nebula complex. I used a 180 mm FL f/3.5 lens (Vivitar). With the Art285 CCD this gets me my desired 170' to 180' HFOV. I have attached a mid size image, but a full size image and exposure / processing details can be accessed at:
http://jthommes.com/Astro/IC1396_Elephant.htm
Optic was 180 mm FL SLR camera lens at f/3.5, Camera was an Artemis285.
Exposure HA:L:R:G:B 80:12:8:8:8
http://jthommes.com/Astro/IC1396_Elephant.htm
Optic was 180 mm FL SLR camera lens at f/3.5, Camera was an Artemis285.
Exposure HA:L:R:G:B 80:12:8:8:8
Attached Image:
Jim Thommes
Mak-Newt 152 mm
C8
Megrez II APO
Zenithstar 66 mm APO
G11/Gemini
ST8300M
Artemis285 Camera
Canon 350D DSLR
http://jthommes.com/Astro/