If you have a friendly local trailer range guy, ask him when he is the least busy. Then ask if he will turn off the lights for you to shoot in the dark. Try shooting with dark adapted eyes and see what you think of the result. It’s an eye opener.
And always equip your defense gun with tritium night sites.
“And always equip your defense gun with tritium night sites”
Have done that, was considering putting a tactical light mount on the shotgun, but haven’t done that yet.