Re: [Frameworks] Bolex and Beaulieu lens mount inquiry

From: Sam Wells (email suppressed)
Date: Wed Jul 21 2010 - 10:46:03 PDT

On Wed, Jul 21, 2010 at 2:26 PM, Paul Krimmer <email suppressed> wrote:

> But if you use a c-mount to e.g. a nikon-adapter you do have 35mm still
> cam depth of field


> and the focus distance get in with a little
> difference at the distance marks (but remember the focal length is a
> different cause of the smaller mask) -


> -> the . RX-lenses are not sold a
> lot, and are expensive.

You can find them at fair prices.

> of course the spherical aberration and
> astigmatism is a point of perfection,

Matter of choice.

> But normal c-mount
> lenses with bolex reflex is bollocks.... with normal-cmount you can only
> go down 2 oder 3 stops to increase the DOP the prism gets out of the game
I'm not sure what you mean. Stopping down masks the problem. However I've
found faces will go soft (where strong verticals, say will not on 25mm
non-RX Switar used on Bolex Rex even at ~ f 5.6

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