[OM] Re: 28/2,8 shade plus 2,0/28mm equal vignetting?

[Chuck Norcutt]

As long as two lenses have the same focal length and same filter thread 
diameter I shouldn't imagine that there's a hill of beans difference in 
the hoods with respect to vignetting.

Chuck Norcutt

Hans van Veluwen wrote:

> : I'm less lucky with respect to the 2/28mm where I
> : can't find a shade for. I see many offers for the shade for the
> : slower 28mm-lenses. Will they vignett on the 2/28mm? How about the
> : shade for the 2,8/24mm?
> 
> There's not much difference between these hoods in terms of length and
> outer diameter. But the hoods for the 28/2 and 24/2.8 start wider -
> directly after the thread there's a flat part in the inner surface. The
> hoods for the 28/2 and 24/2.8 that I own are made of metal, the hood for
> the 28/2.8 is made of rubber. I can't see any vignetting in the
> viewfinder (OM-1) when I put the 28/2.8 hood on the 28/2 - I would feel
> comfortable with any of these hoods.



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