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Old 23rd Jan 2014, 6:42 pm   #3
Refugee
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Join Date: Apr 2012
Location: Worksop, Nottinghamshire, UK.
Posts: 5,549
Default Re: Wavemeter chart--- recycle or not?

It appears to have been made up to go with an individual instrument as there is a serial number shown on it. There are identical looking charts on both sides.
It would be interesting to know more about it.
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