Understanding Parallax with Leupold

Published on June 14, 2013
Duration: 7:20

This guide explains how to eliminate parallax error in rifle scopes, a critical step for precision shooting. Parallax occurs when the reticle and target image are not on the same focal plane, causing the point of aim to shift with head movement. The video, featuring Tim O'Connor from Leupold, details the process of adjusting the diopter for reticle focus and then using the adjustable objective or side focus to align the target image with the reticle, ensuring accuracy at specific distances.

Quick Summary

Eliminate parallax in your rifle scope by first focusing the reticle to your eye using the diopter adjustment. Then, use the adjustable objective or side focus knob to bring the target image into sharp focus. When the target and reticle are on the same focal plane, parallax is eliminated, ensuring your point of aim remains consistent regardless of head position.

Chapters

  1. 00:25Introduction to Parallax
  2. 01:13Defining Parallax
  3. 02:11Reticle Focus Adjustment
  4. 03:36Adjustable Objectives and Side Focus
  5. 05:01Practical Importance of Parallax

Frequently Asked Questions

What is parallax in a rifle scope?

Parallax in a rifle scope occurs when the reticle and the target image are not on the same focal plane. This means that as you move your eye behind the scope, the reticle appears to shift its position relative to the target, leading to aiming errors.

How do I adjust the parallax on my rifle scope?

First, adjust the diopter to focus the reticle to your eye. Then, use the adjustable objective (AO) or side focus knob to bring the target image into sharp focus. When the target image is sharp and appears to be on the same plane as the reticle, parallax is eliminated for that distance.

Why is parallax adjustment important for shooting accuracy?

Parallax adjustment is crucial because it ensures the reticle stays perfectly aligned with the point of aim regardless of slight shifts in your head position. Eliminating parallax prevents aiming errors, especially critical for long-range precision shooting and varmint hunting.

Are all rifle scopes adjustable for parallax?

No, not all rifle scopes are adjustable for parallax. Many hunting scopes have a fixed parallax setting (e.g., 150 yards), while others, particularly those designed for precision shooting, feature adjustable objectives (AO) or side focus knobs to allow for parallax correction at various distances.

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