[AstroJason (Jason)]

Originally Posted by dugnsuz

Hi Jason,
I haven't been on IIS for ages but I was a devotee of the 400mm f5.6 lens - great for astro and daytime work as stated.
links to a couple of astro images taken with this lens and a modded/cooled 40D...
http://s327.photobucket.com/user/dou...ml?sort=4&o=33

http://s327.photobucket.com/user/dou...ml?sort=4&o=62

Cheers
Doug

Hey Doug,

Thanks for posting some of your shots with this lens. They are great by the way. That has pretty much confirmed for me it will be great for astro as well as doubling up as a daytime lens.

Cheers,

Jason