Vortex Optics Diamondback 4-12x40 BDC Scope

Product #: DBK-04-BDC
Manufacturer #: 875874001152
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Sale price$259.00 Regular price$279.99Save 7%
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Product Overview
  • Fogproof,Shockproof,Waterproof
  • 4-12x magnification for long ranage shot
  • One-piece aluminum main tube construction
  • Parallax correction is factory preset at 100 yd
  • 1/4 MOA W&E correction with 66 MOA of adjustment
  • Fast focus eyepiece for rapid target acquisition
  • Multi-layer XR coatings deliver edge-to-edge clarity
  • Unity-pressure argon purging protects against the elements at any elevation
  • Precision-Glide erector system provides exceptional resistance to stress cracking, temperature change, corrosion, and friction-induced wear.
  • Dead-Hold BDC Reticle in the Second Focal Plane

12 inches
14.6 oz
Eye Relief
3.1 inches
Objective Lens
Tube Size
1 inch
Field of View
32.4-11.3 ft/100 yds

Vortex's 4-12x40 Diamondback scope is built to endure, perform, and excel, and features a 1.0" tube, an adjustable objective, 1/4 MOA adjustments with 66 MOA of travel, low-profile turrets, a Dead-Hold BDC reticle, fog-proof and a matte black finish. A riflescope is mounted on a firearm by using mounting base gunsmith's skill are needed to install the product properly. The 4-12x magnification gives a clear view for long range shots. This riflescope is shockproof and waterproof which is great for the winter season too. It also gives the Fogproof lens feature which is perfect for hunters to use anytime of the day.


Features Included in the Box
  • Fully Multi-Coated
  • Second Focal Plane Reticle
  • Aircraft-Grade Aluminum
  • Waterproof, Fogproof, Shockproof,
  • Removable lens covers
  • Lens cloth

Vortex VIP Warranty 

VIP stands for a Very Important Promise to you, our customer. Vortex will repair or replace your Vortex® product in the event it becomes damaged or defective—at no charge to you. If Vortex cannot repair your product, Vortex will replace it with a product in perfect working order of equal or better physical condition.

You see, it doesn't matter how it happened, whose fault it was or where you purchased it. If you ever have a problem, no matter the cause, Vortex promise to take care of you. 


Reticle BDC MOA
Length 12 inches
Weight 14.6 oz
Max Elevation Adjustment 60 MOA
Eye Relief 3.1 inches
Magnification 4-12X
Objective Lens 40mm
Tube Size 1 inch
Adjustment Graduation 1/4 MOA
Travel Per Rotation 15 MOA
Field of View 32.4-11.3 ft/100 yds
Parallax Setting 100 yards
Turret Style Capped
Max Windage Adjustment 60 MOA

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