[Leica] For Sale: pristine Nocti .95
Ken Carney
kcarney1 at cox.net
Fri Apr 3 16:47:02 PDT 2015
You can put the back on a Linhof Technica backwards and it still works,
except that the film is a little further away from the ground glass. So
far as I know, this only happens when you have not packed your Polaroid
holder for a two-week trip. Ask me how I know...
Ken
On 4/3/2015 4:52 PM, Robert Adler wrote:
> Mark,
> Not going to go there with you after this email.
>
> Digital sensors are much flatter and, therefore, less forgiving, than film.
> So lens precision and sensor placement is much more sensitive and important
> than when we shot film. That's why Alpa provides 0.01mm shims for it's
> digital back mounts to it's camera. You adjust the distance of the sensor
> from the lens by 0.01mm to get the back exactly placed. A 0.01mm difference
> is very noticeable to the eye. So digital precision is more important than
> you seem to realize. Thus the term "digital precision".
>
> If you want to "look it up" look no further than here:
> http://www.alpa.ch/en/support/photographic-know-how/can-i-fine-tune-the-adjustable-adpaters-for-digital-use.html
> or here:
> https://www.youtube.com/user/OptechsDigital
>
> As for the rest of your email, I have no idea what you're talking about...
> Seems to have zero relevance to the initial thread or my responses...
> Best,
> Bob
>
>
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