Sol'Ex Pro : AR3784 in H-alpha, H-Beta and CaII H&K line

After re-adjusting the collimator of my Sol'Ex Pro, I made some images of the Sun in H-alpha, H-beta, CaII-H and CaII-K.

Setting: Sol'Ex pro on TLAPO60/360 with Herschel Wedge

Camera : ASI290MM

Software : SharpCap 4, Inti 6.2, JSolex 2.6.4 and CS4

Central is Sunspot AR3784; prominences are visible in each wavelengths.