Victoptics S4 4-16X44 FFP Airgun Scope (SKU: OPFF-01)
SKU: OPFF-01(Inc VAT)
Shoot Sharp, Look Fresh — That’s S4
The S4 Series delivers a 4x zoom ratio, made for airgun scope shooters who value clarity and style, S4 stands for sharp optics and solid reliability.
The S4 4-16×44 FFP Airgun Scope (OPFF-01), different from S4 SFP Airgun Scope (OPSL16), adopts a VIS-FMIL etched glass reticle w/ Christmas Tree pattern, giving airgun scope users reliable scaling and precise holdover.
For bulk purchases of S4 airgun scopes or air rifle scopes, fill out the form below to get a free quote.
Rapid Follow-Up and Ranging
VIS-FMIL etched glass reticle in FFP with a Christmas-tree pattern makes this airgun scope ideal for quick follow-up corrections and BDC ranging.

Versatile Adjustment for Airgun Shooting
Precise 1/10 MIL clicks with 15 MIL elevation range and side focus from 15 yards ensure this airgun scope adapts perfectly to various airgun shooting scenarios.
Clear and Reliable Imaging
Fully multi-coated glass provides edge-to-edge clarity, giving this airgun scope consistent optical performance in both close and mid-range shooting.

Secure and Stable Turret System
Turret lock function prevents unwanted adjustments, keeping your airgun scope settings accurate and reliable during dynamic use.
Features
- VIS-FMIL Etched Glass Reticle in FFP w/ Christmas-Tree Pattern Enables Fast Follow-Up Corrections and BDC Ranging
- Precise 1/10 MIL Clicks w/ 15 MIL Elevation Range and Side Focus from 15 Yds Delivers Versatile Shooting Scenarios
- Fully Multi-Coated Glass Provides Edge-to-Edge Clarity and Clear Imaging for Confident Target Engagement
- Turret Lock Function Prevents Unwanted Adjustments, Keeping Your Settings Accurate Ideal for Airguns Platform
- Includes Power Ring Lever, Sunshade, and Big Side Wheel for Rapid Zoom, Glare Control, and Improved Ergonomics
Reticle (VIS-FMIL Etched Glass)
Specification
- Magnification: 4-16x
- Objective Lens: 44mm
- Ocular Lens Dia: 35mm / 1.4 inch
- Ocular Length: 58mm / 2.3 inch
- Exit Pupil: 11.0-2.75mm
- Tube Diameter: 30mm
- Length: 315mm / 12.4 inch
- Weight (net): 518g / 18.3oz
- Eye Relief: 96mm / 3.8 inch
- Field of View (@100yds): 28.8-7.2 feet
- Optics Coating: Fully-multi coated
- Reticle: VIS-FMIL etched glass reticle
- Click Value: 1/10MIL
- Elevation Range: 15MIL
- Windage Range: 15MIL
- Parallax Adjustment: 15 Yds to infinite
- Finish: Black matte
- Illumination: N/A
- Exclusive for air gun and .22 LR rimfire etc benchrest shooting and hunting
- Side focus knob marked 15, 20, 25, 30, 50, 75, 100, 200, 400, 600 yards to infinite
- Distance between objective lens part and middle turret: 45mm (1.8 inch)
- Length of middle turret part: 42mm (1.6 inch)
- Distance between middle turret parts to power ring: 52mm (2.0 inch)
- Shock tested to 750g, IPX4 water resistant and fully nitrogen purged
- Turret lock system. Pull to adjust, Depress to lock.
- High quality 6061 T6 aircraft grade aluminum
- Diopter compensation from fast-focus eyepiece -2 to +2
- Including items: one pair of 30mm weaver rings, power ring lever; 3 inch sunshade, big side wheel, cleaning cloth, instruction, lens flip-up caps
FAQs
Why is S4 Airgun Scope Suitable for Air Gun Use?
The Victoptics S4 Airgun Scope is tailored for air rifles and air guns based on those features:
- First Focal Plane Reticle – Scales accurately at all magnifications for precise shooting.
- Wide Field of View – Edge-to-edge clarity makes target acquisition fast and easy.
- Comfortable Eye Relief – 96mm (3.8″) eye relief reduces strain during extended use.
- Etched VIS-FMIL Reticle – Provides reliable aiming points even in low light.
- Precise Adjustments – 1/10 MIL clicks with turret lock and side focus from 15 yards.
Service

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