SIG Sauer JULIET3 3x magnifier front three-quarter view showing the objective lens

SIG Sauer JULIET3 3x Magnifier Black

£399.99
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SIG Sauer JULIET3 3x magnifier front three-quarter view showing the objective lens

SIG Sauer JULIET3 3x Magnifier Black

£399.99

At a glance

Sight type
Magnifier
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Details

Description

SIG Sauer JULIET3 Magnifier is the full-size 3x in the JULIET line: 3x through a 24 mm objective, an 8° field of view and a generous 8 mm exit pupil, so the picture is there when your head comes down rather than something you have to hunt for. It rides behind the sight on a PowerCam 90° quick-release mount and swings clear the moment you want 1x again.

How It Compares

Same 3x in a smaller, lighter body? See the JULIET3-Micro. Pushing targets further out calls for the JULIET4 (4x) or JULIET6 (6x). Browse more magnifiers, or read choosing a red dot magnifier.

Ideal For

  • Carbines that live at 1x but occasionally need a closer look
  • AR-15 builds with rail space behind the optic
  • Shooters who want 3x without a fussy eye box
  • Switching between 1x and 3x mid-string

Key Features

  • 3x magnification through a 24 mm objective
  • 8° field of view with an 8 mm exit pupil
  • 65 mm eye relief
  • PowerCam 90° quick-release, flip-away mount

Technical Specifications

  • SKU / MPN / UPC: SKU SOJ31001 / MPN SOJ31001 / UPC 798681581368
  • Magnification: 3x
  • Objective: 24 mm
  • Field of view:
  • Exit pupil: 8 mm
  • Eye relief: 65 mm
  • Mount: PowerCam 90° quick-release flip-away

What's Included

  • SIG Sauer JULIET3 magnifier
  • Flip-to-side mount

Why buy from Red Dot Sight UK

A UK specialist in red dot sights, holographic sights and magnifiers from Trijicon, EOTech, Holosun and SIG Sauer — genuine optics, secure checkout and UK-based support.

The detail

Technical Specifications

Sight typeMagnifier
FinishBlack
BrandSIG Sauer
TypeRed Dot Sight Magnifier
SKUSOJ31001
Fitment

Compatibility

Mounting Footprint

Confirm the optic's footprint matches your firearm's cut or plate.

Rail Compatibility

Pair with a matching Picatinny mount for rifle and carbine platforms.

Always confirm your firearm's optic cut or rail matches the footprint before purchase. Our guide to red dot sight footprints explains how to match an optic to your firearm. If unsure, contact our team for fitment advice.

Help & guidance

Product FAQs

Why go for 3x on the SIG Sauer JULIET3 rather than 4x or 6x?

The JULIET3 sticks to 3x because it adds enough magnification to confirm and engage at distance while holding an 8 degree field of view. That means you give up less of the picture than you would at higher power.

What is the difference between the JULIET3 and the JULIET3-Micro?

Both magnifiers are 3x, but the JULIET3 is the full-size version with the wider 24 mm objective and 8 mm exit pupil, while the Micro is the smaller, lighter body. The full-size JULIET3 is the SOJ31001.

How do you switch the SIG Sauer JULIET3 between 1x and 3x?

The JULIET3 sits behind your sight for 3x and flips to the side for 1x. Its PowerCam mount is a 90 degree quick-release, so the change is one motion and can be done mid-string.

How much eye relief does the JULIET3 magnifier have?

The SIG Sauer JULIET3 has 65 mm of eye relief. That generous figure is what makes it comfortable to get behind quickly rather than hunting for the picture.

What magnification and objective size is the SIG Sauer JULIET3?

The JULIET3 is a 3x magnifier with a 24 mm objective. It is the full-size 3x in the JULIET line.

What field of view and exit pupil does the SOJ31001 give you?

The JULIET3 offers an 8 degree field of view and a generous 8 mm exit pupil. The large exit pupil means the picture is there when your head comes down rather than something you have to hunt for.

What mount does the SIG Sauer JULIET3 come on?

The JULIET3 rides on a PowerCam 90 degree quick-release, flip-away mount. It sits behind the sight for magnification and swings clear the moment you want 1x again.

What is included with the JULIET3 3x magnifier?

The box contains the SIG Sauer JULIET3 magnifier and a flip-to-side mount. That is everything listed for the SOJ31001.

What are the SKU, MPN and UPC for this JULIET3?

The SKU is SOJ31001, the MPN is SOJ31001 and the UPC is 798681581368. This is the black full-size JULIET3 3x magnifier.

Is the JULIET3 a good match for an AR-15 build?

Yes, the JULIET3 suits AR-15 builds that have rail space behind the optic. It is aimed at carbines that live at 1x but occasionally need a closer look, and at shooters who want 3x without a fussy eye box.

How long will the SIG Sauer JULIET3 take to arrive in the UK?

Estimated UK delivery is 10 business days. It ships as genuine UK stock, so there are no import fees to pay on arrival, and checkout is secured by Shopify.

No questions match your search.

Further reading

Guides picked for this optic - the brand range, the format, and how to set it up.

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Every order is covered by our 30-day returns policy and your statutory consumer rights. Some products are also supplied with a manufacturer warranty; that cover is provided by the manufacturer rather than by Red Dot Sight UK and varies by brand.