Re: PF gallery on 11/09/2019

[<andpph@xxxxxxxxxxxxx>]

Randy,

Thanks for the excellent addition of info re: this fun subject to photograph!

cheers,

Andy

-------- Original Message --------
Subject: Re: PF gallery on 11/09/2019
From: Randy Little <randyslittle@xxxxxxxxx>
Date: Sun, November 10, 2019 10:31 pm
To: PhotoForum educational network <photoforum@xxxxxxxxxxxxx>

mmm yum Thin Field physics  

I know Andy's article is to be human readable with the tech made understandable. This wikipedia article goes a little deeper without making andy explain even more. 
https://en.wikipedia.org/wiki/Thin-film_interference

Randy S. Little
http://www.rslittle.com/

http://www.imdb.me/randylittle

On Sun, Nov 10, 2019 at 7:25 PM Andrew Davidhazy <andpph@xxxxxxx> wrote:

Roy,

well, not oil but a thin film of soapy water. Described here: http://www.davidhazy.org/andpph/text-colors-in-thin-soap-films.html

cheers,

Andy


> On Nov 10, 2019, at 4:59 PM, PhotoRoy <photoroy6@xxxxxxx> wrote:
>
> Andy,
>    Thin film of oil?
> Roy
>
>