Vector Optics SRD 1x27x39 Eight Reticle Weaver/Picatinny Red Green Dot Sight
- Eight Reticle Modes – Choose from dot, crosshair, circle, and more for ultimate flexibility.
- Red & Green Illumination – Five brightness levels in both colours for all lighting conditions.
- Ultra-Wide 27×39mm Window – Expansive field of view for faster target acquisition.
- Quick-Release Picatinny Mount – Secure, tool-free mounting and removal in seconds.
- Side-Loading Battery Tray – Easy battery replacement without losing zero.
- AR-Optimised Protective Shroud – Reinforced housing for drop resistance and reliability.
The Vector Optics SRD 1x27x39 Red Dot Sight delivers speed, clarity, and adaptability for modern shooting platforms and airsoft combat
With an ultra-wide 27×39mm window, eight selectable reticle patterns, and both red and green illumination with five brightness settings, this optic ensures precise target acquisition in any light condition.
Built with a protective shroud optimised for AR platforms, quick-release Picatinny mount, and a convenient side-loading battery tray, it combines rugged durability with user-friendly design, making it a reliable companion in both tactical and sporting environments.
- Window Lens Size 27×39 mm
- Parallax Free (<3 MOA)
- Parallax Setting 50 yards
- Dot Size Eight reticle patterns
- Dot/Reticle Colour Green & Red
- Elevation Adjustment Range 60 MOA
- Windage Adjustment Range 60 MOA
- Mounting Rail Picatinny & Weaver
- Illumination Setting 5 levels (Green & Red)
- Battery Type CR2032
- Battery Placement Side loading
- Waterproof IPX4
- Shockproof 700 G
- Housing Material 6061-T6 Aluminium Alloy
- Mount Material 6061-T6 Aluminium Alloy
- Finish Matte Black
- Weight (Net) 260 g / 9.2 oz
- Eight reticle options including dot, crosshair, and circle to suit different shooting styles.
- Red and green illumination with five brightness settings for daytime or low-light use.
- Extra-large 27×39mm window lens offers excellent situational awareness and quick engagement.
- Side-loading battery design allows fast and simple replacement while maintaining zero.
- Quick-release Picatinny/Weaver mount enables rapid attachment or removal without tools.
- Protective shroud design tailored for AR platforms enhances durability against knocks and drops.
- Robust 6061-T6 aluminium alloy housing and mount with matte black finish for strength and stealth.
- Shockproof (700 G) and weather-resistant (IPX4) build ensures dependable performance in the field.
- Vector Optics SRD 1x27x39 Eight Reticle Picatinny Red Dot Sight
- Screwdriver Tool
- Plastic Wrench
- Hex Keys
- Cleaning Cloth
Can I change the reticle easily?
Yes—quickly switch between different reticle options to adapt to your preferences or lighting conditions.
Will the battery swap affect zero?
No—the side-loading tray allows you to change the battery with zero shift.
Is it tough enough for active use?
Absolutely. The reinforced design and solid construction make it highly resistant to shocks and rough handling.
Is it bright enough for different lighting?
Yes—with five brightness settings in both red and green, it remains visible from bright daylight to shaded environments.
Is this sight suitable for airsoft use?
Yes—it's an excellent choice for airsoft. The wide field of view, multiple reticle options, and red/green illumination make it quick and easy to use in fast-paced scenarios. The rugged aluminium body and protective shroud also provide a good level of impact resistance.
How can I protect the lens during airsoft games?
While the sight includes a built-in AR-style shroud for frontal protection, it's still a good idea to add a DIY lens shield—especially for close-quarters games where BB strikes are common. Many airsoft players create simple, effective lens covers using:
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Clear acrylic discs mounted in front of the optic
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A flip-up shield or protective screen
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Or even a DIY honeycomb cover made from cut-down mesh or fine plastic grid, which can help deflect or disperse the energy of incoming BBs without obstructing your view
These options are lightweight, affordable, and can significantly extend the life of your optic in skirmish conditions.Further research on Google or your favourite AI platform will give you many creative routes for sight proteciton in high intensity combat gaming
Tactical Scope Shipping Policy
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY – READ MORE: HERE
Note: The above DPD link is to our group partner site Optics Warehouse, with whom we share logistics and stock. Link opens in a new window.
Couriers
We use DPD, Royal Mail, TNT, and UPS courier services for all our UK and international orders. Once your order is dispatched, you will receive an email with your unique tracking number.
In-Store Items
These are items we have in stock and aim to dispatch within 1–2 working days. During busy periods, this may be delayed slightly. If you'd prefer to collect your item in person, please contact us in advance to arrange. Collection orders must be paid for beforehand.
Pre-Order Items
Pre-order items are typically out-of-stock or in limited supply. Purchasing a pre-order secures your item, and it will be dispatched within 24 hours of restock where possible. Check the product page for estimated restock dates. These dates may change, so staying in touch is advised.
International Delivery & Taxes
If your shipping address is outside the UK, you may incur import duties or taxes upon arrival in your country. These charges are your responsibility. Customs regulations vary, so please check with your local customs office. Some packages may be opened for inspection.
Need Help?
If you need assistance, call us at +44 (0)1803 611895 (Optics Warehouse) or email [email protected].
DPD Shipments & PIN Code Delivery
We have now introduced DPD Pin Code verification for all orders shipped via DPD. You will receive a PIN via email and text.
A valid email and mobile number must be provided at checkout. Emails will come from Riviera House 3PL. Please check spam/junk folders if not received.
Failure to present your PIN to the delivery driver will result in a failed delivery and rescheduling may be required.

