NEW Nightforce ATACR 4-20×50 F1 for 2021 – Pre-order Now – 4 Models available!

New for 2021, the 4-20×50 F1 fills an important magnification range in the ATACR line. Equally at home atop a bolt action or a semi-automatic rifle, the 4-20×50 F1 is smaller and lighter than the 5-25×56 F1 while offering a 25% improvement in magnification over the 4-16×42 F1. With Digillum, a ZeroStop turret, power throw lever, ED lenses, and 20x max magnification, the ATACR 4-20×50 F1 is our apex mid-power scope.

New Nightforce ATACR 4-20×50 Riflescopes Available Models for 2021 – VIEW ALL

ATACR 4-20×50 F1 with TReMoR3 Reticle – C637

ATACR 4-20×50 F1 with TReMoR3 Reticle – C642

ATACR 4-20×50 F1 with MIL-C Reticle – C643

ATACR 4-20×50 F1 with MIL-XT Reticle – C644

There are 4 models of Nightforce ATACR 4-20×50 F1 Riflescopes, depending upon the reticle used:

Horus-TREMOR3

The TREMOR reticle is all about faster shooting.

MOAR

The MOA F1 reticle features 1 MOA elevation and windage markings for accurate range…

MIL-C

Designed to meet the needs of today’s Precision Rifle Series competitor, the MIL-C…

MIL-XT

Designed to meet the needs of today’s precision rifle competitor, the MIL-XT reticle…

Specifications

Attributes C637 C642 C643 C644
Magnification 4x - 20x 4x - 20x 4x - 20x 4x - 20x
Objective Lens Diameter 50mm 50mm 50mm 50mm
Field of view, ft@100yd 23.6 feet @ 100 yards 6.1 feet @ 100 yards 23.6 feet @ 100 yards 6.1 feet @ 100 yards 23.6 feet @ 100 yards 6.1 feet @ 100 yards 23.6 feet @ 100 yards 6.1 feet @ 100 yards
Tube Diameter 34mm 34mm 34mm 34mm
Scope Turret Adjustment .1 Mil .250 MOA .1 Mil .1 Mil
Parallax Adjustment 11 yards to infinity 11 yards to infinity 11 yards to infinity 11 yards to infinity
Reticle Name Tremor3 MOAR Mil-C Mil-XT
Reticle Illumination Yes Yes Yes Yes
Focal Plane First Focal Plane First Focal Plane First Focal Plane First Focal Plane

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