Quote:
Originally Posted by ngcles
Hi Bobby,
I'd think about 15% larger by surface area of the lens or mirror, so approximately therefore, about 165mm aperture before there is a genuine, apparent difference.
Best,
L.
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Gee ' I would of thought less but trust your opinion more
What I greatly appreciated was you gave a figure , so much better then getting a sit on the fence nebulous reply from those robot type thinkers
Regards
Bobby