Quote:
Originally Posted by Wavytone
Some eyepieces work as well as they do in fast (f/4) Newtonians because to some extent they have a modest amount of negative coma and a curved field to match. This appears to be the case with the Explore Scientific eyepieces, the TV Naglers, Delos and Ethos.
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Anything is possible of course but I think Televue would be more concerned with optimising their eyepieces for their own line of refractors.
I really can't see them reversing curvature and adding coma to match third party newtonians.
gb.