----- Original Message -----
From: "Tom Rittenhouse" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: June 4, 2001 6:33 PM
Subject: Re: Medium Format to 35 (WAS: Digital MZ - MR 52 projet
still in the air ???)
> ???
>
> Resolving power is not spread over the image (lenses are
> essentially holographic devices). The medium format lens
> simply has a wider field of view. Older MF lenses may not
> have been as highly corrected as 35 mm lenses, but in these
> days of CAD/CAM the resolving power of the lenses are
> essentially the same. Furthermore, the MF lens on a 35mm or
> Digital camera is only using the center of the image which
> tends to be sharper than the corners. There is no reason,
> with modern lenses, for the MF lens to be less sharp than
> the 35mm lens.
I suspect that cost might be a factor. Really good lenses to
cover big negatives are horrifically expensive.
A Schneider Super-Symmar HM 150mm f/5.6 is over US$2800.00 at
B&H Photo.
I suppose this is the ultimate standard lens for 4x5.
I bet it out resolves anyone's 50mm lens for 35mm.
William Robb
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