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Impact, collision, force, apply pressure, dropped, bump, smash, bugger or oops
All accidental damage that could cost a little or a lot to repair depending on the extent of the damage.
This is a common phone inquiry we receive that is very difficult to answer sight un-seen.
Due the uncertainty of the extent of damaged caused by the impact for a accurate diagnoses we recommend you have the unit assessed by a technician.
Body castings can be distorted, circuits torn, screws ripped from the body casting, cracks in lens tubes, lens internal rollers crushed.
There are so many variables with impact.
These binoculars have been impacted Cracked through the inner tube
until the rubber covers were removed
this was un-noticeable