[Aavso-photometry] Are there good internet plans for light boxs?

[Tom Krajci]

>From: Richard Huziak <huziak at sedsystems.ca>

>I'm mentoring a newbie and he is asking about plans to build a light box
>for photometry flats.  Is there a good site with a summary of the
>discussion that have gone on on this discussion group maybe.  I'm not a
>light box type of guy.  I use a projector screen with diffused spots,
>but I don't think this would work for him.

This book has plans:  http://www.willbell.com/aip/index.htm
mine was made with foam core board...very light.

There are pros/cons to using incandescent versus LED lights...with regard to
spectral content of the light.

http://www.ghg.net/cshaw/flat.htm
http://www.astrodon.com/oldsite/LearningCurve.html (scroll down a bit)
http://www.gregpyros.com/html/light_box.html
...this should get the basic idea across.

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Tom Krajci
Cloudcroft, New Mexico
http://overton2.tamu.edu/aset/krajci/

Center for Backyard Astrophysics (CBA)
http://cba.phys.columbia.edu CBA New Mexico

American Association of Variable Star
Observers (AAVSO): KTC http://www.aavso.org/
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