I thought you might be interested in looking at Executing script when the player looks thru the range finder..
https://forums.bohemia.net/forums/topic/158854-executing-script-when-the-player-looks-thru-the-range-finder/?do=findComment&comment=2493284
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.