Here is a post I did to balance my Zenmuse after adding a polarising filter
viewtopic.php?f=4&t=20457&p=188362&hilit=balance+irishsights#p188171
viewtopic.php?f=4&t=20457&p=188362&hilit=balance+irishsights#p188171
Can I be free to change the camera and lens at will?-
You can’t, each gimbal has been calibrated with the exact type of camera and lens. Pleaes call local DJI Zenmuse authorized dealers or DJI headquarter.