10cm Full-Disc Vector Magnetograph

Objective
Diameter 100mm
Focal length 770.86mm
Field Of View
Full-disc 32' x 32'
Spectral lines
FeI 5324.19Å for photosphere
Birefringent Filter
Bandwidth 1/8Å
tunable range (-0.5Å ~ +0.5Å )
CCD
Size: 992 x 1004 pixels
Pixel size 2" x 2"
Temporal resolution
10 min
Spatial resolution
Better than 5"
Sensitivity
5     gauss for longitudinal magnetic field
120 gauss for transverse magnetic field