Table 1: Top: specification of the spectral data. Bottom: specification of the image data. Abbreviations: FF - Flat Field, SNR - Signal-to-Noise Ratio.
  $\lambda=$  430  nm $\lambda=$  526  nm $\lambda=$  569  nm
Camera 16 bit, $512\times 512$ 16 bit, $1024\times 1024$ 16 bit, $1024\times 1024$
Spectral order 13 11 10
Range [nm] 430.23...430.78 525.93...526.92 568.34...569.57
Continuum wavelength [nm] 430.41 526.46 569.2
Dispersion [pm/pixel] 1.08 1.02 1.26
Angular scale [arcsec/pixel] 0.090 0.088 0.088
Mean intensity continuum [counts] $\sim$48 750 $\sim$19 600 $\sim$15 200
Mean intensity line core [counts] $\sim$10 300 $\sim$5500 $\sim$9900
Detector noise [counts] $\pm$8 $\pm$18 $\pm$2
FF rms-noise [% of local intensity] 0.86 0.97 0.56
SNR continuum / line core 75/52 56/38 72/63
Pore contrast in continuum [%] -27.1 -26.8 -24.1
  Slit Jaw "White light''
Camera 12 bit, $1024\times 1024$ 10 bit, $1024\times 1024$
Bandpass filter 1  nm at 430.5  nm 10  nm at 480  nm
Angular scale [arcsec/pixel] 0.041 0.039
Mean intensity [counts] $\sim$15 000 $\sim$7200
Detector noise [counts] $\pm$11 $\pm$2
FF rms-noise [% of local intensity] 2.4 0.3
SNR 31 65
Pore contrast [%]   -31.5


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