Nikon MONARCH HG Manuel D'utilisation page 5

Neckstrap and caps during observation
Neck Strap
Attach the neckstrap as illustrated in (E), paying special attention to avoid
twisting the strap.
Flipdown objective lens caps
Attach the objective lens caps as illustrated in (F), making sure the cap
part hinges open downward from the binocular tube when folded open.
(correctly attached when supplied).
E
F
En
Es
Fr
Pb
5