Product Description
Kahles K328i Refined 3.5-28x50i Riflescope
KAHLES K328i REFINED 3.5-28×50i RIFLESCOPE The Ultimate All-Rounder for Precision Long-Range Shooting
NEW IN REFINED: 10 MIL Windage Per Revolution
The Kahles K328i Refined 3.5-28×50i is a first-focal-plane precision riflescope engineered for elite long-range shooters, PRS competitors, and serious hunters who demand uncompromising optical clarity at every magnification. Built in Austria by Kahles — the world’s oldest riflescope manufacturer — this scope delivers a true 8x zoom range without sacrificing image quality from 3.5x all the way to 28x.
The REFINED edition introduces an expanded 10 MIL per revolution windage turret, significantly improving usability in dynamic shooting environments where rapid wind holds and fast target transitions are critical.
WHY THE K328i REFINED?
VISIONFLEX Technology — Kahles’ revolutionary optical platform delivers a 40% wider field of view compared to the K525i at 25x, with a remarkably generous eyebox that makes target acquisition faster and more forgiving than any scope in its class.
True 8x Zoom — Full optical performance is maintained from 3.5x to 28x. No compromise, no corner-cutting across the entire magnification range.
10 MIL Windage Turrets — New in the REFINED edition, delivering significantly more windage range per revolution for fast, precise corrections in competition and field use.
ZEROSTOP — Tactile, reliable return-to-zero so you always know exactly where your zero is, even in total darkness or high-stress situations.
First Focal Plane Reticle — Subtensions remain accurate and usable at every magnification setting, not just at maximum power. Essential for ranging, holds, and corrections at any zoom level.
Illuminated Reticle — Enhanced low-light and dawn/dusk performance for hunting and tactical applications.
REVOLUTION INDICATOR — Always know exactly which turret revolution you are on, eliminating costly errors downrange.
TWISTGUARD — Eyepiece lock system prevents accidental diopter changes during use.
EASYREAD Turrets — Clear, intuitive turret markings for fast, confident adjustments under pressure.
TECHNICAL SPECIFICATIONS
Magnification: 3.5 – 28x Objective Lens Diameter: 50 mm Exit Pupil: 7.5 – 1.8 mm Eye Relief: 92 mm Field of View: 14.3 – 1.8 m / 100 m Diopter Compensation: +2 / -3 dpt Twilight Factor (DIN 58388): 13.2 – 37.4 Click Value: 0.1 MRAD (1 cm / 100 m) Adjustment Range Elevation / Windage: 3.5 MIL / 1.3 MIL per revolution Windage Per Revolution: 10 MIL (REFINED) Parallax Adjustment: 20 m – ∞ (top-mounted) Main Tube Diameter: 36 mm Length: 360 mm Weight: 1,050 g Focal Plane: First Focal Plane (FFP) Illuminated Reticle: Yes Adjustment Direction: Counter-Clockwise (CCW) Warranty: 10 Years
IDEAL FOR
PRS Competition — ZEROSTOP, 0.1 MRAD clicks, wide VISIONFLEX eyebox, and 10 MIL windage make this scope purpose-built for multi-stage competition where every second and every click counts.
Extreme Long Range (ELR) Shooting — 28x maximum magnification, 50 mm objective lens, top-mounted parallax adjustment down to 20 m, and a Twilight Factor of 37.4 deliver the resolution and precision demanded at extreme distances.
Precision Hunting — 92 mm eye relief, illuminated FFP reticle, 3.5x low-end magnification, and the generous VISIONFLEX eyebox provide fast situational awareness and accurate shot placement from forest to open country.
AVAILABLE RETICLES
All reticles are in the first focal plane, ensuring subtensions remain accurate at every magnification setting.
SKMR4+ | SKMR+ | MSR2/Ki
COMPATIBLE ACCESSORIES
Flip-Up Cover Ocular 52 mm Flip-Up Cover Objective 50 mm Sunshield 50 mm Killflash ARD 50 mm Parallax Spinner K-1 Throw Lever K-1 Bubble Level 36 mm
MADE IN AUSTRIA SINCE 1898
Kahles is the world’s oldest riflescope manufacturer. Every K-series scope is engineered and hand-assembled in Vienna, Austria, to the most stringent optical tolerances in the industry. The K328i Refined is trusted by military units, law enforcement professionals, and elite competitive shooters worldwide.
Backed by a 10-year manufacturer’s warranty, the Kahles K328i Refined is a lifetime investment in optical excellence.
FREQUENTLY ASKED QUESTIONS
What is new in the REFINED edition? The REFINED edition introduces a 10 MIL per revolution windage turret, up from 5 MIL, providing significantly more windage adjustment range per revolution — a major advantage in strong crosswinds and dynamic shooting environments.
Is the Kahles K328i a first focal plane scope? Yes. The K328i Refined is a true first focal plane riflescope, meaning the reticle subtensions are accurate and usable at every magnification setting, not just at full power.
What tube diameter does the K328i use? The K328i uses a 36 mm main tube diameter, allowing for a large internal adjustment range and full compatibility with Kahles 36 mm rings, mounts, and accessories.
Is the K328i Refined suitable for PRS competition? Absolutely. It is one of the most popular precision rifle competition scopes available, prized for its ZEROSTOP, 0.1 MRAD clicks, fast-acquisition eyebox, and the VISIONFLEX wide field of view.
What magnification range does the K328i offer? The K328i Refined offers a 3.5x to 28x magnification range — a true 8x zoom ratio with no optical compromise from close-range situational awareness to extreme long-range precision.





















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