Archived posting to the Leica Users Group, 1997/07/02
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On 2 Jul 97, Patrick Sobalvarro wrote:
> P.S. A note about lens hoods: the day I bought the lens, I bought
> a
> non-Leica frustum-shaped hood that fit it. I worried that
> this quite narrow hood would cause vignetting, and so I later
> bought a Leica hood when I finally found one at a
> "reasonable" price, but now I see that either hood works
> fine, with no noticeable difference. So don't be worried
> about vignetting with those little non-Leica frustum-shaped
> hoods that say "fuer Summarit" on them.
I think you may mean, by frustum, Pat, a cut off pyramid, therefore
a square cornered hood, though I know the word frustum as meaning
a cut off pyramid OR cone. To me, it could mean either a conical or
squarish hood. C'mon, Godfrey, my mathematician friend, what is a
frustum usually?
- --
Roger Beamon
Naturalist & Photographer
Leica Historical Society Of America
mailto:beamon@primenet.com
Thought for the day:
Book (n): a utensil used to pass time while waiting
for the TV repairman.