California Nebula, with stack of 3 x 12 minute exposures with TMB 92mm apo and Canon 5D MkII at ISO 400 and Borth 0.85x Reducer/Flattener for f/4.6. Dawn prevented more exposures.
Taken with 5-inch apo refractor at f/6 with field flattener and Canon 5D camera, Hutech modified, for stack of 5 x 14 minute exposures. Taken from home Dec. 17, 2006.
California Nebula NGC 1499 in Perseus Taken with William Optics FLT110 apo refractor at f/6.5 with Pentax 6x7 camera and William Optics field flattener. Ektachrome E200 film and 1h 15m exposure. Taken from home October 2003. Single image, Red channel gaussian blurred 2 pixesl to soften film grain. Some trailing from rotation around guide star. Field simulates FOV of large binoculars.