BLG 4.00% 2.4¢ bluglass limited

What's happened with these? Also - what's the idea of the...

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    What's happened with these?
    Also - what's the idea of the concentrator? is it that concentrators are cheaper than the solar cells, hence gaps between cells?  Seems unlikely given the complexity of designing and integrating a 'concentrator' into a solar cell package?

    Was BLG's idea the bottom one? unclear from description.


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    Last edited by asteroider: 20/11/15
 
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