Even though we ARE Nikon lovers,we are NOT affiliated with Nikon Corp. in any way.

English German French

Sign up Login
Home Forums Articles Galleries Recent Photos Contest Help Search News Workshops Shop Upgrade Membership Recommended
members
All members Wiki Contests Vouchers Apps Newsletter THE NIKONIAN™ Magazines Podcasts Fundraising

Astrophotographic terms

gbowen

Canton, US
1111 posts

Click to send email to this author Click to send private message to this author
gbowen Gold Member Nikonian since 31st Mar 2011
Fri 14-Sep-12 06:30 PM

I have heard a lot of unfamiliar terms tossed around in various forums dealing with astronomy and astrophotography. Is there a good website that explains what they mean in beginner's terms?

I'll ask a couple right here. What is Afocal and prime focus?

Thanks!

George

G