Image of the day

Captured by
Philip Imbrogno

Jupiter

My Account

New to Astromart?

Register an account...

Need Help?

Eye Relief variation

Started by mcvman, 10/01/2011 12:26AM
Posted 10/01/2011 12:26AM Opening Post
I want to fill a gap in my theoretical knowledge. For a given eyepiece, is the eye relief it provides dependent in any way on either the focal length of the objective or the focal ratio of the objective? If yes, what is the relationship? Thanks in advance.

Dave K.
Posted 10/01/2011 03:56PM #1
is the eye relief it provides dependent in any way on either the focal length of the objective or the focal ratio of the objective?

No.