sniper mk 4-16x50 sal hunting rifle scope red/green illuminated mil dot reticle sniper magnification: 4-16 <br> weight/oz: 24.55 <br> length: 14 <br> tube size: 30mm <br> eye relief: 4.3~3.9 <br> exit pupil/mm: 12.5~3.1 <br> field of view@100yards: 24~6 <br> click in@100yards: 1/4" <br> adjustment range: ±25 <br> fog proof: yes<br> shock proof: yes<br> water poof: yes<br>