[Rockhounds] Fw: USB microscopes

[Lawrence Rush]

(Forwarded from Richard Hill to the list.......)


----- Original Message ----- 
From: "Richard Hill" <rhill at lpl.arizona.edu>
To: "Lawrence Rush" <larryrush at worldnet.att.net>
Sent: Tuesday, September 16, 2008 5:22 PM
Subject: USB microscopes


> 
> Larry,
> 
> For some reason my service provider here at U/Az will not let me post to 
> drizzle.com.
> 
> I have a small webpage of results with a USB microscope at: 
> http://www.lpl.arizona.edu/~rhill/fossil/QX3.html
> 
> One of the secrets to getting better images with any such microscope is 
> to take a few images (if you have the ability to output AVI then a few 
> hundred) and coadd them. This reduces noise thus improving the 
> signal-to-noise (S/N) of the result. With AVIs you can co-add with a 
> program like Registax very easily. That program will also take 
> JPEG/FITS/BMP/GIF/TIFF/PNG and several other formats. It's a free 
> program available at: http://www.astronomie.be/registax/   and has been 
> widely used in astronomy.
> 
> To make large mosaics from your small images you can use a program like 
> iMerge available at:
> http://www.geocities.com/jgroveuk/iMerge.html
> 
> I use both of these extensively.
> 
> Since I cannot post, feel free to promulgate this.
> 
> -Rik
> 
> 
>