From: Paul Furman on
Russ D wrote:
> you have to pick a subject point and a reflection near the center of
> the image so that lens geometrics and keystoning don't throw it off.

That doesn't matter at 500mm.
From: Paul Furman on
Russ D wrote:
> Paul Furmanwrote:
>> Russ D wrote:
>>
>>> you have to pick a subject point and a reflection near the center of
>>> the image so that lens geometrics and keystoning don't throw it off.
>>
>> That doesn't matter at 500mm.
>
> Wow ...

It certainly doesn't matter which frog's eye you choose for this shot or
most. If you shot looking down sharply it would be noticeable but not
significantly compared to a normal lens. Right around 10x less :-)
From: Neil Harrington on

"Larry Thong" <larry_thong(a)shitstring.com> wrote in message
news:Q4OdnfYwlLwYwbvRnZ2dnUVZ_vWdnZ2d(a)supernews.com...
> It simply couldn't take the heat! I know it was hotter than Bin Laden at
> a Bah Mitzvah out there today and I was sweating like a illegal alien
> picking produce. At least the damn thing croaked before I did!
>
> <http://i298.photobucket.com/albums/mm261/Ritaberk/croaked.jpg>

Nice shot. Reminds me that it's been decades since I've had frog's-leg soup.
Yum yum.


From: Paul Furman on
Russ D wrote:
> (re: "assuming the water is level")

eh, that was humor dude.
From: Russ D on
On Mon, 28 Jun 2010 13:25:49 -0700, Paul Furman <paul-@-edgehill.net>
wrote:

>Russ D wrote:
>> (re: "assuming the water is level")
>
>eh, that was humor dude.

Yeah, sure it was. That's why you're completely wrong about 500mm optics
too. More humor, right?