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Red Dot Sight Magnifiers

Red Dot Sight Magnifiers

Red Dot Sight Magnifiers are optical devices designed to extend the effective range of red dot and holographic sights. They provide seamless magnification without changing the reticle, allowing shooters to engage targets more accurately at mid-range distances while retaining the speed of a red dot sight for close-quarters combat (CQB).

Key Features:

  • Flip-to-Side & Fixed Mount Options – Allows for quick transitions between 1x and magnified views, making them ideal for both CQB and mid-range engagements.
  • Various Magnification Levels – Available in 3x, 4x, and 5x models, offering increased target identification and precision aiming.
  • Crystal-Clear Glass & Adjustable Focus – Provides sharp, distortion-free visuals with adjustable diopters for personalized clarity.
  • Waterproof, Fog-Proof & Shockproof Construction – Built from rugged aluminum housing, ensuring durability in extreme environments.
  • QD (Quick-Detach) & Locking Mounts – Select models feature quick-detach levers for rapid mounting and removal.
  • Compatible with Red Dot & Holographic Sights – Works with top brands like EOTech, Aimpoint, Trijicon, Holosun, Primary Arms, SIG Sauer, and Vortex.

Popular Red Dot Sight Magnifiers:

  • EOTech G33 (3x) & G45 (5x) Magnifiers – Industry-standard flip-to-side magnifiers, optimized for holographic and red dot sights.
  • Aimpoint 3X-C & 3XMag-1 – Rugged and combat-proven magnifiers built for professional use.
  • Holosun HM3X & HM3XT (3x)Affordable, high-performance options with flip-to-side mounting and compact designs.
  • Vortex Micro 3X & 6X Magnifiers – Offers crisp optics and fast transitions, great for budget-conscious tactical shooters.
  • SIG Sauer JULIET3 & JULIET5 – Provides clear magnification with adjustable height mounts for co-witness compatibility.
  • Primary Arms 3X & 5X SLx Magnifiers – Feature AutoLive technology and enhanced clarity, making them a great value option.

Why Use a Red Dot Magnifier?

A magnifier transforms a red dot sight into a versatile optic, allowing shooters to quickly adapt between close-quarters and mid-range engagements. Whether for law enforcement, military, hunting, or competition shooting, red dot magnifiers offer increased target identification, improved accuracy, and enhanced engagement range while maintaining rapid, intuitive aiming capabilities.

26 products

  • Primary Arms SLx 3X Micro Magnifier with ACSS Pegasus Ranging Reticle - MPN: 510014 Magnifier Primary Arms Primary Arms SLx 3X Micro Magnifier with ACSS Pegasus Ranging Reticle - MPN: 510014 Magnifier Primary Arms

    Primary Arms Primary Arms SLx 3X Micro Magnifier with ACSS Pegasus Ranging Reticle - MPN: 510014

    9 in stock

    The Primary Arms SLx 3x Micro Magnifier with ACSS Pegasus reticle is an exciting approach at optical magnifiers, combining high-clarity 3x magnification with a miniaturized body and a built-in ranging reticle. This new optic is part of Primary Arms’ SLx line. SLx optics built Primary Arms Optics’ reputation for innovation, reliability, and value. All SLx optics undergo rigorous field-testing during development to best serve users in any environment. Note: Due to the design of the Unity Tactical flip to center mount, the reticle will be canted. We recommend the non-reticle version for use with Unity Tactical mounts.Features: Compatible with this Unity Tactical Magnifier Mount Flat Dark Earth finish ACSS Pegasus ranging reticle 3x Magnification 21mm Objective lens diameter 7.0mm Exit pupil 5.3 ounces Compact design SPECIFICATIONS Brand: Primary Arms Color: Flat Dark Earth Exit Pupil Diameter: 7.0mm Eye Relief: 2.40 in Field View 100: 35.2 ft Length: 2.83 in. Magnification: 3X Mount Compatibility: Primary Arms 2-Bolt Magnifier Mounts Optic Series: SLx Weight: 5.3 oz. MPN: 510014 SKU: PA-SLX-3XMM-PEGASUS-FDE UPC: 818500018247

    9 in stock

    £269.99

  • Primary Arms GLx 6X Magnifier w/ SLx Flip-To-Side Mount - MPN: 510018 Magnifier Primary Arms Primary Arms GLx 6X Magnifier w/ SLx Flip-To-Side Mount - MPN: 510018 Magnifier Primary Arms

    Primary Arms Primary Arms GLx 6X Magnifier w/ SLx Flip-To-Side Mount - MPN: 510018

    10 in stock

    The Primary Arms GLx 6x Magnifier brings the reach and the precision of a low power variable optic to your MD25 G2 red dot. With exceptional glass clarity and a large 2.5 inches of eye relief packed into a lightweight aluminum body weighing in at only 7.2 ounces and a length of 3.9 inches, this 6x red dot magnifier will greatly improve your range capabilities without getting in the way. A flip to side mount is included in the box saving you the headache of buying a compatible mount separately and gives you the flexibility to quickly switch between 1x for CQB and 6x for longer ranges. Additionally, the 6x magnifier is compatible with the vast majority of 2-screw style magnifier mounts if you are running a higher red dot mount. Primary Arms also offers a mount riser (sold separately) for the included FTSM mount to bring the optical centerline of the magnifier up to 1.93". If you are wanting the flexibility of an LPVO but don't want to get rid of your favorite red dot sight, then you can't go wrong adding the PA 6x Magnifier to your setup.Note: When using a magnifier with a prism sight, you must adjust the diopters on both the sight as well as the magnifier until you get a clear reticle. Not recommended for use with SLx MD-25 ACSS variant.Features: 6x Magnification Premium GLx glass with superior color and clarity Rugged 6061-T6 Aluminum body construction Includes the Flip To Side Mount (FTSM) with 1.535" and 1.64" risers Compatible with most 2-Screw magnifier mounts Optional Riser to bring the height to 1.93" (sold separately) Compact at 3.9 inches long Lightweight at 7.2 ounces Forgiving 2.5 inches of eye relief Large 19.1 ft. field of view at 100 yards Lifetime warranty SPECIFICATIONS Brand: Primary Arms Color: Black Exit Pupil Diameter: 4.6mm Eye Relief: 2.50 in Field View 100: 19.1 ft. Length: 4.3 in. Magnification: 6X Manufacturer: Primary Arms Mount Compatibility: Primary Arms 2-Bolt Magnifier Mounts Optic Series: GLx Weight: 7.2 oz. MPN: 510018 SKU: PA-GLX-6XM UPC: 818500018537

    10 in stock

    £349.99

  • SIG Sauer JULIET3 Magnifier QD Mount - SOJ31001 Magnifier SIG Sauer SIG Sauer JULIET3 Magnifier QD Mount - SOJ31001 Magnifier SIG Sauer

    SIG Sauer SIG Sauer JULIET3 Magnifier QD Mount - SOJ31001

    10 in stock

    The SIG Sauer JULIET3 Magnifier QD Mount is designed to work as a stand-alone magnification solution or in conjunction with reflex optics. This family of magnifiers is an excellent choice for transitioning from close quarters to intermediate ranged targets. In conjunction with a reflex optic, the JULIET3 can be adjusted for height through the use of spacers. It has a PowerCam 90° mount so it can be quickly flipped to the side for more immediate, close quarters scenarios or deployed rapidly to bring targets three times closer. Its quick release mount comes with built-in recoil lugs for repeatable zero. The JULIET3 has a front and rear thread-in lens protector to keep it secure from the elements. Features: SIG Sauer JULIET3 Magnifier QD Mount Aircraft grade CNC aluminum housing ensures a lifetime of reliable service IPX-8 rated for waterproofing, up to 20 meters for 1 hour Dialectic coated prism Compact size and weight Adjustable height via included spacers (1.41", 1.53", and 1.63") Backed by an Infinite Guarantee SPECIFICATIONS: Finish: Matte Black Waterproof: Yes Weight: 12.5 Ounce Magnification: 3x Warranty: Sig Sauer Electro Optics Infinite Guarantee Exit Pupil Diameter: 8 Millimeter Housing Material: Aluminum Field of View: 8 Degrees Fits: Picatinny Included Mounts: Yes SKU: SOJ31001 UPC: 798681581368

    10 in stock

    £399.99

  • SIG Sauer JULIET4 Magnifier QD Mount - SOJ41001 Magnifier SIG Sauer SIG Sauer JULIET4 Magnifier QD Mount - SOJ41001 Magnifier SIG Sauer

    SIG Sauer SIG Sauer JULIET4 Magnifier QD Mount - SOJ41001

    9 in stock

    The SIG Sauer JULIET4 Magnifier QD Mount provides users the ability to engage longer range targets with more accuracy. When mounted behind a red dot sight, the quick flip away Juliet4 Magnifier allows the user to quickly change from close to long distance targets with a fast, single handed operation. Lens covers protect your lens from spent casings and other debris. Tested to Mil-Spec standards, the Juliet4 Magnifier is built to never let you down. Includes: SIG Sauer JULIET4 Magnifier QD Mount Flip away mount 4 screws (gray nylok patch) for use in 1.41" setting 1.53" spacer plate 4 screws (red nylok patch) for use in 1.53" setting 1.63" spacer plate 4 screws (blue nylok patch) for use in 1.63" setting Hex tool 2 thread in lens covers Rear flip up lens cover Features Quick release for easy removal when not in use Powercam 90° flip mount Rear flip up lens cover for added protection Thread in lens covers to protect the objective lens Waterproof SPECIFICATIONS: Color: Black Finish: Matte Black Waterproof: Yes Length: 4.23 Inches Width: 1.92 Inches Magnification: 4x Objective Lens Diameter: 24 Millimeter Eye Relief: 65 Millimeter Exit Pupil Diameter: 6 Millimeter Maximum Windage Adjustment: 45 MOA Maximum Elevation Adjustment: 45 MOA Housing Material: Aluminum Field of View: 6.25° Diopter Adjustment: ±2 Included Mounts: Yes SKU: SOJ41001 UPC: 798681563142

    9 in stock

    £449.99

  • SIG Sauer JULIET6 Magnifier QD Mount - SOJ61001 Magnifier SIG Sauer SIG Sauer JULIET6 Magnifier QD Mount - SOJ61001 Magnifier SIG Sauer

    SIG Sauer SIG Sauer JULIET6 Magnifier QD Mount - SOJ61001

    10 in stock

    The SIG Sauer JULIET6 Magnifier QD Mount provides users the ability to engage longer range targets with more accuracy. When mounted behind a red dot sight, the quick flip away JULIET6 Magnifier allows the user to quickly change from close to long distance targets with a fast single handed operation. Tested to MIL-SPEC standards, the JULIET6 is built to never let you down. Features: SIG Sauer JULIET6 Magnifier QD Mount Quick release for easy removal when not in use PowerCam 90° mount Rear flip up lens cover for added protection Waterproof SPECIFICATIONS: Finish: Matte Black Waterproof: Yes Height: 2.8 Inches Length: 5.32 Inches Width: 1.92 Inches Magnification: 6x Objective Lens Diameter: 24 Millimeter Eye Relief: 2.56 Inches Exit Pupil Diameter: 4 Millimeter Housing Material: Aluminum Field of View: 4° Diopter Adjustment: ±2 Included Mounts: Yes SKU: SOJ61001 UPC: 798681581375

    10 in stock

    £529.99

  • SIG Sauer JULIET3 Micro Magnifier - SOJ3M001 Magnifier SIG Sauer SIG Sauer JULIET3 Micro Magnifier - SOJ3M001 Magnifier SIG Sauer

    SIG Sauer SIG Sauer JULIET3 Micro Magnifier - SOJ3M001

    10 in stock

    Micro size with macro features. Introducing the Sig Sauer JULIET3-MICRO Magnifier. This ultra-compact and lightweight magnifier feature an aircraft-grade CNC aluminum housing and durable, dependable IPX-7 waterproof and fog-proof performance. With its high-performance Dielectric coated prism, the JULIET3-MICRO Magnifier provides excellent light transmission giving you complete clarity when you need it most. Features: SIG Sauer JULIET3 Micro Magnifier High-performance lens coatings including dielectric coated prism for excellent light transmission Ultra-compact size and weight Aircraft-grade CNC aluminum housing ensures a lifetime of reliable service 90 degree push-button flip-to-side magnifier mount Dependable IPX-7 waterproof and fogproof performance Infinite guarantee SPECIFICATIONS: Finish: Matte Black Waterproof: Yes Height: 2.4 Inches Length: 3.19 Inches Weight: 9.9 Ounce Width: 2.7 Inches Magnification: 3 Exit Pupil Diameter: 5.7 Millimeter Housing Material: Aluminum Field of View: 6.8 degrees Included Mounts: Yes SKU: SOJ3M001 UPC: 798681639250

    10 in stock

    £299.99

  • EOTech G45.NMTAN 5x Magnifier No Mount Tan Magnifier EOTech EOTech G45.NMTAN 5x Magnifier No Mount Tan Magnifier EOTech

    EOTech EOTech G45.NMTAN 5x Magnifier No Mount Tan

    4 in stock

    The EOTech G45.NMTAN 5x Magnifier No Mount has the similar weight and dimensional properties as the existing G33 Magnifier, but with an additional 2X magnification for precision aiming at greater distances. The mount provides fast transitioning from 5X to 1X and the optic offers tool free vertical and horizontal adjustments with a large field-of-view. The G45 is compatible with all EOTECH HWS models. Included in the box: G45 Magnifier Operator Manual Warranty Card Protective Case Compatible with all HWS Models: EOTech G45.NMTAN 5x Magnifier No Mount Tan L X W X H: 3.9” x 2.3" x 3.3" (99 x 58.4 x 83.8 mm) Weight: 12.8 oz (362.9 g) Water Resistant: 33ft. (10 m) depth Mount: No Mount Operating Temperature: -40°F to 140°F (-40°C to 60°C) Fixed Magnification: 5X Eye Relief: 2.6” (66mm) Field-Of-View: 4.4° Sealing: Fog Resistant Internal Optics Country of Origin: Assembled in USA SKU: G45.NMTAN UPC: 672294300564

    4 in stock

    £699.99

  • EOTech G43.STSTAN Micro 3x Magnifier QD Mount Tan Magnifier EOTech EOTech G43.STSTAN Micro 3x Magnifier QD Mount Tan Magnifier EOTech

    EOTech EOTech G43.STSTAN Micro 3x Magnifier QD Mount Tan

    5 in stock

    The EOTech G43.STSTAN Micro 3x Magnifier QD Mount is a miniaturized version of our battle-tested G33 Magnifier, making it one of the most compact and lightweight magnifiers available. The mount provides fast transitioning from 3X to 1X and comes with a 7mm spacer to properly adapt to any HWS model. Included in the box: G43 Magnifier Switch-to-Side Mounting System Operator Manual Warranty Card Protective Case Compatible with all HWS Models: EOTech G43.STSTAN Micro 3x Magnifier QD Mount Tan L X W X H: 3.1” x 2.3" x 3.3" (78.7 x 58.4 x 83.8 mm) Weight: 11.3 oz (320.3 g) Water Resistant: 33ft. (10 m) depth Mount: 1” Weaver or MIL-STD-1913 rail Operating Temperature: -40°F to 140°F (-40°C to 60°C) Fixed Magnification: 3X Eye Relief: 2.5” (63.5mm) Field-Of-View: 7.5° Sealing: Fog Resistant Internal Optics Country of Origin: Assembled in USA SKU: G43.STSTAN UPC: 672294300441

    5 in stock

    £749.99

  • EOTech G43.NMTAN Micro 3x Magnifier No Mount Tan Magnifier EOTech EOTech G43.NMTAN Micro 3x Magnifier No Mount Tan Magnifier EOTech

    EOTech EOTech G43.NMTAN Micro 3x Magnifier No Mount Tan

    5 in stock

    The EOTech G43.NMTAN Micro 3x Magnifier No Mount is a miniaturized version of our battle-tested G33 Magnifier, making it one of the most compact and lightweight magnifiers available. The mount provides fast transitioning from 3X to 1X and comes with a 7mm spacer to properly adapt to any HWS model. Included in the box: G43 Magnifier Operator Manual Warranty Card Protective Case Compatible with all HWS Models: EOTech G43.NMTAN Micro 3x Magnifier No Mount Tan L X W X H: 3.1” x 2.3" x 3.3" (78.7 x 58.4 x 83.8 mm) Weight: 11.3 oz (320.3 g) Water Resistant: 33ft. (10 m) depth Mount: No Mount Operating Temperature: -40°F to 140°F (-40°C to 60°C) Fixed Magnification: 3X Eye Relief: 2.5” (63.5mm) Field-Of-View: 7.5° Sealing: Fog Resistant Internal Optics Country of Origin: Assembled in USA MPN: G43.NMTAN UPC: 672294300557

    5 in stock

    £649.00

  • EOTech G33.NMTAN 3x Magnifier No Mount Tan Magnifier EOTech EOTech G33.NMTAN 3x Magnifier No Mount Tan Magnifier EOTech

    EOTech EOTech G33.NMTAN 3x Magnifier No Mount Tan

    10 in stock

    The EOTech G33.NMTAN 3x Magnifier No Mount is the selected magnifier of USSOCOM, and is compact and lightweight. The mount provides fast transitioning from 3X to 1X, and the optic offers tool-free vertical and horizontal adjustments, larger field-of-view and an adjustable diopter for improved, precise focusing. The G33 works with all EOTECH HWS models. Included in the box: G33 Magnifier Operator Manual Warranty Card Protective Case Compatible with all HWS Models: EOTech G33.NMTAN 3x Magnifier No Mount L X W X H: 4.4” x 2.2" x 3.3" (113 x 55.9 x 73.7 mm) Weight: 10.6 oz (300 g) Water Resistant: 33ft. (10 m) depth Mount: No Mount Operating Temperature: -40°F to 140°F (-40°C to 60°C) Fixed Magnification: 3X Eye Relief: 2.2” (55.9mm) Field-Of-View: 7.3° Sealing: Fog Resistant Internal Optics Country of Origin: Assembled in USA MPN: G33.NMTAN UPC: 672294300540

    10 in stock

    £649.00

  • EOTech G45.STSTAN 5x Magnifier QD Mount Tan Magnifier EOTech EOTech G45.NMTAN 5x Magnifier No Mount Tan Magnifier EOTech

    EOTech EOTech G45.STSTAN 5x Magnifier QD Mount Tan

    3 in stock

    The EOTech G45.STSTAN 5x Magnifier QD Mount has the similar weight and dimensional properties as the existing G33 Magnifier, but with an additional 2X magnification for precision aiming at greater distances. The mount provides fast transitioning from 5X to 1X and the optic offers tool free vertical and horizontal adjustments with a large field-of-view. The G45 is compatible with all EOTECH HWS models. Included in the box: G45 Magnifier Switch-to-Side Mounting System Operator Manual Warranty Card Protective Case Compatible with all HWS Models: EOTech G45.STSTAN 5x Magnifier QD Mount Tan Mount: 1” Weaver or MIL-STD-1913 rail Fixed Magnification: 5X Sealing: Fog Resistant Internal Optics Country of Origin: MADE IN USA SKU: G45.STSTAN UPC: 672294300472

    3 in stock

    £799.99

  • EOTech G33.STSTAN 3x Magnifier QD Mount Tan Magnifier EOTech EOTech G33.STSTAN 3x Magnifier QD Mount Tan Magnifier EOTech

    EOTech EOTech G33.STSTAN 3x Magnifier QD Mount Tan

    5 in stock

    The EOTech G33.STSTAN 3x Magnifier QD Mount is the selected magnifier of USSOCOM, and is compact and lightweight. The mount provides fast transitioning from 3X to 1X, and the optic offers tool-free vertical and horizontal adjustments, larger field-of-view and an adjustable diopter for improved, precise focusing. The G33 works with all EOTECH HWS models. Included in the box: G33 Magnifier Switch-to-Side Mounting System Operator Manual Warranty Card Protective Case Compatible with all HWS Models: EOTech G33.STSTAN 3x Magnifier QD Mount L X W X H: 4.4” x 2.2" x 3.3" (113 x 55.9 x 73.7 mm) Weight: 10.6 oz (300 g) Water Resistant: 33ft. (10 m) depth Mount: 1” Weaver or MIL-STD-1913 rail Operating Temperature: -40°F to 140°F (-40°C to 60°C) Fixed Magnification: 3X Eye Relief: 2.2” (55.9mm) Field-Of-View: 7.3° Sealing: Fog Resistant Internal Optics Country of Origin: Assembled in USA SKU: G33.STSTAN UPC: 672294300397

    5 in stock

    £749.99


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