Quote:
Originally Posted by AlexN
I dont need 3 dslr's but I already have a D50 and a D80, but am buying a D300 in the next few weeks (i do a fair bit of freelance photography for a few different things... ) I have 2 remotes for cameras (photography gear is pretty extensive.. if its available, I have one or 2)
Ian, Thanks, I wasnt aware of the coma correctors.. Im lucky enough to be able to achieve focus without a low profile focuser, dont ask me how...
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Mmmmm ..... vigetting and poor illumination (of edge of fov on the chip) may be an issue if you only have a 1.25" r&p focusor.)
Maybe you should do some calcs using
http://www.catseyecollimation.com/designie5.html to check out your current optics and OTA hardware and work out what you need to do to optimise the newt's OTA for astrophotography.