Re: Subject; microscope tool




"Stan" <stan@xxxxxxxxxxxxxxxxxx> wrote in message
news:Xns96D9891234C51bldyna@xxxxxxxxxxxxxxxxx
>
> Hello All,
> I am new to posting on this list, but ran across something that
> would be of interest to any one using a microscope. It is my
> understanding that is was developed as a demonstration or teaching
> aid, to visually show the light path and shape coming out of the sub
> stage condenser. It does this admirably, but it also is a great tool
> to assist in the set up and use of the microscope. I work with
> several different lighting modes, cardioid darkfield, bright field,
> oblique and phase. For the cost involved, which is almost nothing
> with respect to microscope accessories, it is truly a wonderful tool.
> It shortens my setup time when changing condensers, because I can
> immediately see what and where the light beam is going. The beam of
> light going through the material is bright enough that it even works
> well in normal room lighting.
> There are some of them listed on ebay, item number 7548623610. I
> have no financial interest in these, but am only interested in
> spreading the word about what I think is a fantastic tool for
> microscopy. Do yourself a favor and check these out.
> PS; It does work as a teaching aid, in a matter of minutes, I was
> able to show my grand daughter what I had been trying to explain on
> paper, unsuccessfully for over a month.
> FWIW, Stan

This is neat! I saw a plug of uranium glass years ago, I found it by
accident. While it does the same thing using uranium is a no-no. Can't say
if this is any real use though.

Well, its really neat though!

Kevin Cunningham
SMS


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Relevant Pages

  • Subject; microscope tool
    ... would be of interest to any one using a microscope. ... several different lighting modes, cardioid darkfield, bright field, ... immediately see what and where the light beam is going. ... well in normal room lighting. ...
    (sci.techniques.microscopy)
  • Re: Measuring N.A. of objectives and illumination
    ... or condenser attached to my microscope. ... The closest I ever came to actually doing that was in 1990, a colleague and ... I found some uranium glass that allowed us to see the cone of illumination. ...
    (sci.techniques.microscopy)