He is now using the Alpen Optics IS 20x42 which seems to be a clone of the Sig or vice versa. It is a paid endorsement, but he did look rather uncomfortable trying to lug around both a normal binocular and the massive Zeiss model while spot and stalking.Franz-Albrecht Oettingen-Spielberg talks fondly of the elusive Zeiss 20x60 mechanically stabilized binoculars, for the purpose of deer management on his own land:
13:36 - 17:05
Zeiss 20x60 mechanically stabilized
https://www.zeiss.com/photonics-and-optics/en/hunting/products/specials/20x60-s.html
Yes, he is very much the aristocrat, but I have enjoyed his roe deer series. As an American, and often traveling or hunting in Europe, I am sure that I have occasionally been a social disappointment to occasional members of various fallen royal families.