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L200? tell me more.
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18-04-2011, 03:09 PM
Merlin66
(Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,927
With the very small dispersion from the DV spectroscopes the spectrum can be bright enough to see some detail.
When you increase the dispersion (by using gratings) it does get very faint very quickly and imaging is the only option.
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