You have to remember the resolution is lp/mm, you need at least two pixels
per lp.
C.H.Ling
----- Original Message -----
From: "Chuck Norcutt"
> Probably hard to pay royalties for exhibition space in the Venetian,
> Mandalay Bay and Caesar's on income from 5x7's and 8x10's. :-) I'll
> have to take a look next time I'm in Vegas to see my dad.
>
> Unless shot on Velvia 50 (resolution 80 lines/mm) the resolution on most
> slide films is in the 50-63 lines/mm range. Therefore, no matter how
> impressive the prints look, that 60mm wide film is only resolving
> somewhere between 3000 and 4800 lines. A Canyon 5D comes pretty close
> to matching the lesser of those numbers in the vertical direction and
> the greater of those horizontally. I always remember a 24x36" poster
> created by a friend of his daughter. It was a half-body shot and nearly
> life size. It looked great when viewed from a couple feet away as it
> should be at that size. But it was shot with a Canon D30... only 3MP.
>
> Chuck Norcutt
>
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