Eta Carina area with open clusters, with Hutech-modified Canon 5D camera with 135mm f/2 Canon L lens at f/2.8 for 4 minutes each at ISO400. Stack of 3 exposures, averaged stacked. Taken from Queensland, Australia, June 2006.
Eta Carina Nebula 4-inch apo refractor at f/4.5 20 minute exposure 3M Scotchchrome 400 film pushed 1 stop to ISO 800 Taken in April 1993 from Las Campanas Observatory in Chile. Film was the best slide film of the day but was pretty grainy. Mild glow layer added in Photoshop (at 40% level) to soften and smooth out film grain background.
