While he did not identify the object, Kosloski said the parallax effect — a displacement or difference in the apparent position of an object viewed along two different lines of sight — gave ...

Allows for easy sight remounting with all required mounting ... Unlimited eye-relief and corrected parallax allow. WATER/FOG/SHOCK PROOF: Water, fog and shock proof for uncompromised performance ...

HOLOSUN RED DOT SIGHT - The HS510C sight is a versatile ... 650nm; Magnification: 1x; Parallax Free & Unlimited Eye Relief; Power Source: Battery; Battery Type: CR2032; Battery Life (Hours ...