Table B.1: Spectral and spatial properties of POLIS data for the two types of polarizing beam splitters in the red channel.
Camera Red Blue Unit

Dispersion 1.50 1.92 pm/pixel

Spatial sampling 0.145 0.290 arcs/pixel

Detector full size 488 $\times$ 652 $652 \times 488$ pixel

spectral division

Wavelength 630.1-630.35 396.4-397 nm

Final image size 160 $\times$ 652 326 $\times$ 122 pixel

Spectral $\times$ spatial 0.24 $\times$ 96 0.6 $\times$ 36 nm $\times$ arcs

spatial division

Wavelength 630.1-630.5 - nm

Final image size 288 $\times$ 326 - pixel

Spectral $\times$ spatial 0.4 $\times$ 48 - nm $\times$ arcs

**Table B.1:** Spectral and spatial properties of POLIS data for the two types of polarizing beam splitters in the red channel.
Camera	Red	Blue	Unit
Dispersion	1.50	1.92	pm/pixel
Spatial sampling	0.145	0.290	arcs/pixel
Detector full size	488 $\times$ 652	$652 \times 488$	pixel
spectral division
Wavelength	630.1-630.35	396.4-397	nm
Final image size	160 $\times$ 652	326 $\times$ 122	pixel
Spectral $\times$ spatial	0.24 $\times$ 96	0.6 $\times$ 36	nm $\times$ arcs
spatial division
Wavelength	630.1-630.5	-	nm
Final image size	288 $\times$ 326	-	pixel
Spectral $\times$ spatial	0.4 $\times$ 48	-	nm $\times$ arcs

Source LaTeX | All tables | In the text

	1 Introduction
	2 Instrumental design and characteristics
	3 Calibration of polarimetric data
	4 Calibration accuracy and sensitivity
	5 Observations
	6 Summary
	References
	Online Material
	Appendix A: Derivation of the response function
	Appendix B: Technical characteristics