Just seen this thread
I own a NS50 and i have used it a fair bit on my Rapid and it is now on my XTX'd R10 .177, the scope i am using using 4-16x50 map pro and on mag 5. As above when i got it i put markers out at different set distances during the day, they where lasered and we waited for the night to come.
20, 30 40 yards we where seeing and hitting the target then moved to 50 yards and still the same, i never put any targets up pass 50 yards but could see maybe another 15/20yards for hitting the target if they where there but could still see bigger things past this range and when ou