Thank you for article and for this guide. I've faced such issue few times. In general I am hunter and I've used lot of scopes in real life and it is not like one in the game. If you want real feelings I would like to recommend you to buy rifle, buy some scope for beginner, for example ATN brand(
https://www.atncorp.com/range-finder) will be ok for you. And after that you will undestand more things in the game, you see.