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Latest Filter Stories

2013-01-23 23:01:49

PolyPhaser RRF Band Pass Filters effectively minimize noise problems by blocking unwanted signal interferences. (PRWEB) January 23, 2013 After the recent

Ask An Expert – Our Colorful Universe
2012-11-19 05:59:39

What you see in the beautiful images from the Hubble Space Telescope (and other instruments) is not what you would see with your own eyes.

Ultrathin Coatings Change Color With Only A Few Atoms' Difference In Thickness
2012-10-15 08:19:42

For centuries it was thought that thin-film interference effects, such as those that cause oily pavements to reflect a rainbow of swirling colors, could not occur in opaque materials.


Word of the Day
donative
  • A gift; a largess; a gratuity; a present; a dole.
The word 'donative' comes from a Latin word meaning 'to give'.
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