And have you observed the difference with & without the "middle filter" in place?
Kenneth Waller ----- Original Message ----- From: "Herb Chong" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, December 06, 2004 7:05 PM Subject: Re: another filter question: FA* 300mm F2.8 > because the optical design of the lens requires and takes into account the > fact that a filter is there. filters in front of a lens alter the optical > properties of the system too. it's just that it should be too small to > notice. in the middle, it's a different story. > > Herb... > ----- Original Message ----- > From: "Kenneth Waller" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Monday, December 06, 2004 6:07 PM > Subject: Re: another filter question: FA* 300mm F2.8 > > > > > "Both lenses shoot neutral color without a filter installed" > > > > Ok, I'll bite - > > why do they come with a filter installed then? > >
