Whoops. I always screw that up .... make sure you've focused close Shel
> [Original Message] > From: Shel Belinkoff <[EMAIL PROTECTED]> > To: <pentax-discuss@pdml.net> > Date: 12/24/2005 7:34:16 PM > Subject: Re: Lens Hoods > > This might get you started ... > http://www.vanwalree.com/optics/lenshood.html > > However, it's so simple to put a hood on a lens and snap a pic. Be sure to > focus to infinity and stop that puppy down to get a worst case scenario. > Might be good to check the hood with a filter attached if you ever plan to > use a filter. > > > Shel > " ............... " > > > > [Original Message] > > From: <[EMAIL PROTECTED]> > > > Is there anyway to tell how long a hood should be? Without vignetting? I > have > > a hood (non-rubber) for a longer lens that might work on a slightly > shorter > > lens. Is there some kind of mathematical formula? Or is the only way to > tell to > > take some shots? >