Table 1.

Comparison of known wavelengths (Ref. [5]) and wavelengths determined with the spectrometer with the CCD array

Measured wavelength* nm	Peak width nm	Known wavelength Nm
426.5	0.12	427.39
427.4	0.10	428.29
431.1	0.13	431.95
435.4	0.11	436.26
436.7	0.13	437.61
439.1	0.06	440.00
444.5	0.12	445.39
445.5	0.13	446.36
449.4	0.13	450.23
555.4	0.12	556.22
556.2	0.12	557.02
557.2	0.04	558.03
564.1	0.04	564.95
582.5	0.04	583.28
586.3	0.13	587.09
587.2	0.10	587.98
598.6	0.07	599.38
600.4	0.04	601.20
604.8	0.05	605.61
641.4	0.05	642.10
644.9	0.09	645.62
664.5	0.04	665.22
669.2	0.03	669.92
680.6	0.03	681.31
689.8	0.08	690.46
721.8	0.08	722.41

^*the uncertainty of the wavelength measurement is of the order of 0.13 nm. This value is the width of intense single peaks.