Re: [Vo]: The Strange World of "Cold Fusion"

[Horace Heffner]

On Oct 29, 2009, at 8:40 AM, Jones Beene wrote:
One thing worth emphasizing (in regard to UV lensing) is the  
effectiveness
of a properly sized pinhole array.

EUV is "universally absorbed" meaning that every possible  
transparent window
is problematic. Everyone except the "nonwindow" or pinhole. But the  
sizing
is critical. As is placement.

I think polypropylene is EUV transparent, at least across some of the  
range.

Best regards,

Horace Heffner
http://www.mtaonline.net/~hheffner/