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4hv.org :: Forums :: Electromagnetic Radiation
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Hg spectrum of a 15 foot Rowland grating of 1895
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Physikfan
Fri Mar 15 2019, 05:13PM Print
Physikfan Registered Member #60240 Joined: Mon May 16 2016, 07:01PM
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Posts: 304
 		The spectrum is a Hg spectrum of a 15 foot Rowland grating of 1895, photographed with a Nikon D3, f = 200 mm.


RowlandGrating800x963ARowlandGrating600x537
Rowland grating


DSC 4096trim SpiegelDSC 4096trim Spiegel600x44
Hg spectrum


HGneu1trim800x450
Spectrum calculated from the photo
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Physikfan
Tue Mar 19 2019, 05:42PM
Physikfan Registered Member #60240 Joined: Mon May 16 2016, 07:01PM
Location:
Posts: 304
 		Another picture of this Rowland grating:

IMG 0946strim
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