Re: [OM] Image resolution

[Chuck Norcutt]

Yup, I tend to forget about that high altitude stuff.  My altitude is 
about 25 feet.  UV is not a problem here but storm surge might be.  :-)
Chuck Norcutt


On 5/19/2016 4:31 PM, Moose wrote:
> On 5/18/2016 6:55 AM, Chuck Norcutt wrote:
> > What filter is over the lens?  Why?  The only two filters you need in
> > digital photography are polarizers and ND filters.
> Nope, it's three. A strong UV filter is needed at high altitude, to
> avoid UV affecting the blue channel. The problem of light that our eyes
> cannot see adding to the blue channel can actually be worse than it was
> with film.
>
>
> > I don't see a  need for either one here.
> Agreed.
>
> Trinity Moose
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