Re: Pixel size

Posted by mmodel on
URL: http://confocal-microscopy-list.275.s1.nabble.com/Acceptor-Photobleaching-vs-Sensitized-Emission-FRET-results-tp4828946p5632501.html

*****
To join, leave or search the confocal microscopy listserv, go to:
http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy
*****

I think most people get the pixel size from an image of a stage micrometer

-----Original Message-----
From: Confocal Microscopy List [mailto:[hidden email]] On Behalf Of Christophe Leterrier
Sent: Wednesday, October 13, 2010 3:04 PM
To: [hidden email]
Subject: Re: Pixel size

*****
To join, leave or search the confocal microscopy listserv, go to:
http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy
*****

If there is no other magnifying/demagnifying optics in your
microscope, the theoretical pixel size is 4.65/40=116.25 nm

Christophe

On Wed, Oct 13, 2010 at 20:43,  <[hidden email]> wrote:

> *****
> To join, leave or search the confocal microscopy listserv, go to:
> http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy
> *****
>
> Bonjour à tous,
>
> I have a tiff image, 1392 x 1040 - 4.65 um square pixels acquired with a
> camera interline Sony , 1.4 megapixel, color(7.6mm x 6.2mm array).  I use
> a 40 x objective mounted on  a table microscope Leica DME.
>
> Can I find the pixel size in hte image?
>
> Thanks ,
>
> Louis
>