Sighting in Your Scope for Precision Long Range with Springfield's M1A| Gun Talk

Published on May 24, 2018
Duration: 3:55

This guide details the process of zeroing a rifle scope for precision long-range shooting, emphasizing the importance of accurate muzzle velocity measurements and incremental turret adjustments. The Springfield Armory M1A in 6.5 Creedmoor is used as an example, demonstrating how to fire groups, make corrections, and finally set the turret's zero indicator to match the rifle's established zero.

Quick Summary

To zero a scope for precision long-range shooting, fire a group, analyze its position, and adjust the scope's turrets to move the impact point to your aim. Once satisfied, set the turret's zero indicator to match the scope's reference mark for future adjustments.

Chapters

  1. 00:04Introduction: Springfield M1A in 6.5 Creedmoor
  2. 00:08Why 6.5 Creedmoor for Precision Shooting
  3. 00:31Prep Work for Precision Shooting
  4. 00:52Firing First Group and Initial Adjustments
  5. 01:17Analyzing Impact and Making Corrections
  6. 01:40Adjusting Windage and Elevation
  7. 01:54Confirming Zero and Fine-Tuning
  8. 02:25Finalizing Scope Adjustments
  9. 03:00Zeroing the Turrets
  10. 03:14Setting the Zero Indicator
  11. 03:37Conclusion: Long Range Capability

Frequently Asked Questions

What is the importance of muzzle velocity for long-range shooting?

For precision shooting beyond 1000 yards, the muzzle velocities listed on commercial ammunition are often insufficient. Using a chronograph to measure actual muzzle velocity is crucial for accurate ballistic calculations and achieving a reliable zero.

How do you adjust a scope for a high left shot?

If your shots are impacting high and to the left, you need to adjust your scope's turrets. Typically, you would come down on the elevation turret to correct for 'high' and come right on the windage turret to correct for 'left'.

What does it mean to zero the turrets on a scope?

Zeroing the turrets involves aligning the scope's zero indicator marks with the reference point on the scope body after you've achieved your desired point of impact. This ensures that when you dial in adjustments for distance, the turret will read zero when you're back on your initial zero point.

Why is 6.5 Creedmoor popular for precision rifles?

The 6.5 Creedmoor is highly popular for precision rifle series and competition shooting. It's also being adopted by military Special Operations units, often replacing .308 caliber sniper rifles due to its excellent ballistic performance and manageable recoil.

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