Date: Tue, 20 Mar 2012 08:27:19

Author: ---

Subject: Re: Wessin (Wesson) Oil and Pyrex Glass

Post:

List looks useful, BUT...What is the meaning of index of refraction of
metals? Is this for some ultra-high frequency, such as x-rays?



Quoting Erich Burton :

> Here's one list of refractive indices of various items:
>
> http://www.robinwood.com/Catalog/Technical/Gen3DTuts/Gen3DPages/RefractionIndexList.html
>
> I've used glycerine and pyrex -- they are pretty close.
>
> If you can find a small pyrex beaker without markings, and
> submerge it completely inside a larger beaker of glycerine,
> it's very difficult to see, even if you look at it up close and
> you know it's there. It makes for a dramatic reveal to pull
> it out in front of a class.
>
>
> Anthony Lapinski wrote:
>
>> I would bet that some/most oils would do the job. I have not tested all
>> the oils on the market, and have only used Wesson oil for this demo. Would
>> be interesting to know the exact refractive indexes of various oils.
>>
>
>
>
> -Erich
>
> --
> Erich Burton 3-2602 eburton@bu.edu
> Boston University Physics Department
>





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