Joe T
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Hi all
I've had a query from a friend who is interested in doing some experimentation.
He would like a filter which only lets in UV light. The filter would therefore filter out all other wavelengths.
Is such a thing possible? Is there an available filter?
And what would one expect to see?
Many thanks in advance for any replies.
Joe T
I've had a query from a friend who is interested in doing some experimentation.
He would like a filter which only lets in UV light. The filter would therefore filter out all other wavelengths.
Is such a thing possible? Is there an available filter?
And what would one expect to see?
Many thanks in advance for any replies.
Joe T