Features:
- Turret lock system, pull adjust and press to lock
- Mini focus at 20x power can reach 25 yards with our test
- Shock tested to 750g, water proof
- Fully nitrogen purged to eliminate any fogging of the lenses internally
- High quality 6061 T6 aircraft grade aluminum
- Diopter compensation from fast-focus eyepiece(+1.5 to -2)
- Big side wheel is option