27 May 2023

Grating: 1200 lpmm/500blaze
Nominal dispersion 1.44 nm/mm
Entrance silt = 3mm. Exit slit for optical fiber= 0.2 mm
Wavelength bin @ 3mm slit size= 4.32 nm

FW1     FW2     CWL(nm) Exp(s)  File    Remarks
-------+-------+-------+-------+-------+----------------------------+
NB4(00)	BP2(00) 280.35  180     004     Fiber open.
NB4(00)	BP2(00) 280.35  180     005     Fiber closed.
-------+-------+-------+-------+-------+----------------------------+

29 May 2023

Grating: 2400 lpmm/BH
Nominal dispersion 0.74 nm/mm for 2400 lpmm/BH grating.
Wavelength bin @ 3mm slit size= 2.22 nm
Wavelength bin @ 0.2mm slit size= 0.148 nm
Grating is 2400lpmm/BH and entrance slit width is 0.2mm unless otherwise stated.

Readings taken for spectrum recording.

FW1     FW2     CWL(nm) Exp(s)  File    Remarks
-------+-------+-------+-------+-------+----------------------------+
NB4(00)	BP2(00) 280.35  40      012     Fiber open. 3mm slit.
NB4(00)	BP2(00) 280.35  40      013     Fiber closed. 3mm slit. Normal+dark
NB4(00)	BP2(00) 280.35  80      014     Fiber open.
NB4(00)	BP2(00) 280.60  80      015     Fiber open.
NB4(00)	BP2(00) 280.85  80      016     Fiber open.
NB4(00)	BP2(00) 280.10  80      017     Fiber open.
NB4(00)	BP2(00) 279.85  80      018     Fiber open.
NB4(00)	BP2(00) 279.60  80      019     Fiber open.
NB4(00)	BP2(00) 279.60  80      020     Fiber closed. Normal+dark.
-------+-------+-------+-------+-------+----------------------------+