A deep and effective lens hood is helpful, Jack ;-)) especially since there are times one may want to use a filter for contrast enhancement in B&W work, color correction, or certain effects.
Shel > [Original Message] > From: Jack Davis <[EMAIL PROTECTED]> > I'll add one other point in the event it hasn't been > mentioned, and that is the chance of additional flare > due to reflection 'bounce back' between the filter > surface and the objective lens. When shooting, even > obliquely, toward a light source, I remove the filter.

