3 great optics...
FOV ....on the Kahles is huge...then S&B 6-36 ( Aus version) ... and the ZCO is quite some ways behind in this aspect !
Glass... S&B , ZCO and then Kahles ,,,, Kahles is good but hasn't the contrast and sharpness of the other 2 .. Looks a little "washed out/Milky "
