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So that's how the invisibility cloak used by Harry Potter works! :w00t:
The hair diameter of the Demiguise it's been made of must be apparently below 0.38 microns.
Haha! whoever knitted that has some serious skill!!
Tis a shame it wouldnt work like that
As for the bevel scratches, that could be from an earlier grit, or a stray particle - could have occured from stropping. What i was getting at from the invisibleness, is that if the very edge is less than 0.38 microns wide, it wont reflect visible light back, hence being unable to see it. Didnt mean to confuse anyone!
As for the bevel scratches, that could be from an earlier grit, or a stray particle - could have occured from stropping. What i was getting at from the invisibleness, is that if the very edge is less than 0.38 microns wide, it wont reflect visible light back, hence being unable to see it. Didnt mean to confuse anyone!
You were spot on, James.
Razor keenness can't be monitored with optical magnification anyway. Edge uniformity and shape - too some extent - can be seen, but the actual width of the bevel tip can't be observed. For that, we need a Scanning Electron Microscope, and praise ourselves lucky that razors are made out of metal. Any one care to add a buck into the hat? We need only 85K. http://www.labx.com/v2/adsearch/detail3.cfm?adnumb=406621
Mrmaroon, this is a great thread, and some very nice experiments you're doing. I'll send you the procedure for get the most of the BBW, without pastes, after the weekend, when I've finished writing it up in proper English. If you're interested in joining our research team, please read this thread.
... For that, we need a Scanning Electron Microscope, and praise ourselves lucky that razors are made out of metal. Any one care to add a buck into the hat? We need only 85K. http://www.labx.com/v2/adsearch/detail3.cfm?adnumb=406621
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