russel.arnold Messages 38 Reaction score 0 Thread starter Feb 12, 2011 #1 how F-number of a lens and spherical aberration are related?
davenn Science Advisor Gold Member Messages 9,738 Reaction score 11,943 Feb 14, 2011 #2 the faster the lens (or parabolic mirror in a telescope) the greater the probability of spherical aberration f2 worse aberration than f5 which would be worse than a f10 there may be formula for working it out ... I don't know them ;) Dave
the faster the lens (or parabolic mirror in a telescope) the greater the probability of spherical aberration f2 worse aberration than f5 which would be worse than a f10 there may be formula for working it out ... I don't know them ;) Dave