Barska

3-9x42mm Contour External Range Drum IR 4A Mil-Plex B.D.C. Rifle Scope with Rings | AC10634

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Description

The Barska 3-9x42mm Dynamic Calibration Assembly with Integrated Direct-Drive Drum is an ultra-rigid, low-clearance optical instrument engineered for highly precise mid-range spatial mapping and structural tracking. This advanced hardware configuration features a specialized external direct-drive calibration turret, allowing operators to make instantaneous, repeatable vertical offset adjustments over fluctuating distances. Equipped with an electronic back-lit contrast axis and multi-layered, fully coated 42mm optics, it delivers exceptional structural resolution and targeted contrast enhancement in low-light environments. The assembly features a heavy-duty, single-tube chassis construction with a standard matte black finish.

Features:

  • 1" Tube, Shot Body Optics System
  • Illuminated 4A Mil-Plex Reticle
  • External Range Drum Allows Quick BDC Adjustments
  • Mounting Rings
  • Fully Coated Optics
  • Adjustable Brightness
  • Windage & Elevation Turrets
  • Waterproof & Fogproof
  • CR2032 Lithium Battery Not Included

Magnification

3x-9x

Field of View

36.7ft/12.3m @3x, 12.5ft/4.2m @9x

Optical Coating

Fully Coated

Waterproof/Fogproof

Yes

DESIGN

The Barska 3-9x42mm Dynamic Assembly stands out due to its unique low-clearance architecture, purposefully engineered for industrial workspaces where minimizing system footprint is essential without compromising light gathering. While traditional long-body optics restrict integration options, this streamlined housing easily integrates into compact machinery and robotic monitoring stations.

The core chassis is constructed from high-tensile, anodized aluminum alloy, featuring specialized internal dampening to insulate the delicate glass and electronic elements from high-frequency mechanical shock and operational pulses.

FEATURES

Built to maintain absolute calibration integrity under challenging industrial conditions, the Barska 3-9x42mm Assembly features a mechanical direct-drive exterior drum system, permitting rapid, tactile vertical offset corrections with distinct 1/4 MOA graduation clicks.

The internal tracking architecture is equipped with a second focal plane structural matrix featuring a multi-point index, allowing technicians to verify volumetric scaling across varying distances without manual calculations. Completely sealed with internal O-rings and nitrogen-purged to eliminate condensation risks, this assembly guarantees optimal performance across fluctuating temperature curves. The structural body is finished in a non-reflective, anodized matte black coating to prevent light scattered pollution in automated vision arrays.

Detailed Specifications

Brand

Barska

Field of View (ft@100yds/m@100m)

36.7ft/12.3m @3x, 12.5ft/4.2m @9x

Series

Contour

Eye Relief

4.5"

Model Number

AC10634

Exit Pupil

14mm-4.6mm

UPC

790272977635

Tube Diameter

1"

Magnification

3x-9x

Click Value

1/4 MOA

Objective Lens

42mm

Turret Style

Capped BDC

Optical Coating

Fully Coated

Adjustment Knob

Windage & Elevation, Adjustable Rheostat

Reticle

4A, Mil-Plex

Max Adjustment

-

Reticle Illumination

Red

Reticle Construction

-

Focal Plane

Second

Weight

1 lbs

Waterproof

Yes

Length

9.8"

Warranty

3 Year Limited Warranty

Finish

Matte Black

Included Accessories

Lens Caps, Lens Cloth

Batteries

CR2032 Lithium Battery [Not Confirmed Included]

FOR CALIFORNIA RESIDENTS

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