Stokes V and I in the K_s band observed by the IRSF 1.4 m telescope. Left panel: Stokes V. The white and black colors indicate positive and negative Stokes V (in ADU pixel⁻¹), respectively, and the blue background indicates zero levels. Note that bright point-like sources are not completely canceled and are visible in this image. Right panel: Stokes I. Several IRS sources are labeled.