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Re: [OM] Megapixels and definition

Subject: Re: [OM] Megapixels and definition
From: "piers@xxxxxxxx" <piers.hemy@xxxxxxxxx>
Date: Sun, 18 Sep 2016 14:38:36 +0100
You have oversimplified, Brian. You have not mentioned the lens, and if
that is, say, a jam jar, the maximum resolution is likely to fall somewhat
short of the potential of the camera, so you will not see any improvement
whatever the theoretical capacity of the sensor.

Piers

On 18 Sep 2016 11:09 a.m., <bj@xxxxxxxxxxxxxxx> wrote:

>
>
> I'm still puzzled.
>
> Let's suppose we have two cameras, one (a) with
> 2,000 pixels on the long side, and another (b) with 10,000 pixels on the
> long side, and take a photo with each.
>
> Now suppose we print them each
> in a print which is 2,000 inches wide (on the long side). Forget the
> absurdity of the dimensions for the moment.
>
> My supposition is that the
> print from (b) will be 5 times sharper (5 x more detail) than the one
> from (a) because each inch from it contains information from 5 pixels,
> not just 1 pixel.
>
> Reply?
>
> Brian
>
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