FUJIFILM GF 20-35mm f/4 R WR Lens

FUJIFILM GF 20-35mm f/4 R WR Lens
Ultra-Wide Medium Format Zoom – 16-28mm Equivalent Reach, Constant f/4 Aperture & Full Weather-Sealed Construction (Includes Caps & Hood)
The FUJIFILM GF 20-35mm f/4 R WR is a professional-tier, ultra-wide-angle zoom lens engineered natively for the medium format GFX mirrorless camera system. Delivering a 35mm full-frame equivalent focal length range of 16-28mm, this highly specialized lens captures expansive, panoramic perspectives with the unmatched resolution, dynamic range, and tonal depth unique to medium format sensors. It serves as an indispensable master tool for high-end architectural photographers, interior designers, commercial travel documentarians, and landscape artisans who need to maximize spatial depth and manage tight interior constraints without sacrificing optical linearity.

The structural hallmark of this ultra-wide zoom is its constant f/4 maximum aperture, which ensures uniform light transmission and exposure consistency across the entire zoom spectrum. To preserve pristine corner-to-corner sharpness at its widest settings, the optical blueprint deploys a sophisticated array of three aspherical elements, three Extra-Low Dispersion (ED) elements, and one specialized aspherical ED element. This complex architecture systematically eliminates geometric distortion and chromatic color fringing. Driven by a fast, near-silent linear focus motor and encased in a thoroughly weather-sealed chassis, this elite lens delivers uncompromising field performance in challenging environments.

This lens comes fully complete with the original front cap, rear cap, and dedicated plastic lens hood.

Key Features & Medium Format Optical Excellence
Panoramic 16-28mm Equivalent Reach: Seamlessly spans ultra-wide to wide-angle fields of view optimized for medium format GFX sensors, ideal for extending structural lines in architectural and vast landscape applications.

Constant f/4 Maximum Aperture: Maintains a stable exposure baseline and consistent depth-of-field control throughout the zoom range, avoiding unexpected shutter speed drops when adjusting focal limits.

Advanced Aspherical & ED Glass Array: Features an optical arrangement pairing three aspherical elements with three ED components and one aspherical ED element to crush spherical distortion, astigmatism, and color fringing for tack-sharp rendering.

Rapid Linear AF Motor & Internal Focus: Outfitted with an agile linear autofocus motor operating through an internal focusing mechanism. The lens handles tracking shifts quickly, silently, and smoothly, and preserves its exact physical length to maintain perfect balance on gimbals or tripods.

Tactile Manual Aperture Ring with ‘C’ Lock: Incorporates a physical aperture selection ring for intuitive, analog exposure adjustment, alongside a lockable Command (“C”) position to transfer control over to the camera body’s electronic command dials.

Rugged Weather-Sealed Architecture: Features comprehensive dust-, freeze-, and moisture-resistant internal gaskets, allowing for reliable field operation in inclement outdoor conditions and temperatures as low as 14°F (-10°C).

Hydrophobic Fluorine Front Coating: The front glass element is treated with a protective fluorine coating that actively repels water droplets, dust, dirt, and smudges for rapid cleaning during field shoots.

Rounded 9-Blade Diaphragm Iris: Employs a circular nine-blade aperture array to yield a smooth, pleasing out-of-focus background falloff and organic bokeh elements.

Hardware Inventory & Condition Diagnostics
Functional State: FULLY OPERATIONAL. The internal linear autofocus motor locks onto targets quickly and silently, the mechanical zoom mechanism turns smoothly across all focal lengths, the physical aperture ring clicks precisely, and the electrical contacts communicate flawlessly. The glass is pristine—free of scratches, haze, or fungus.

Included Accessories:

FUJIFILM GF 20-35mm f/4 R WR Lens

Original Dedicated Front Lens Cap

Original Dedicated Rear Lens Cap

Original Matching Plastic Lens Hood

Technical Specifications
Lens Classification: Professional Ultra-Wide Medium Format Zoom

Lens Mount Type: FUJIFILM G-Mount Native

Format Compatibility: Medium Format GFX Systems (16-28mm Full-Frame Equivalent)

Focal Length Range: 20 to 35mm

Maximum Aperture: f/4 (Constant)

Minimum Aperture: f/22

Optical Formula Construction: 14 Elements in 10 Groups (3 Aspherical / 3 ED / 1 Aspherical ED)

Diaphragm Design: 9-Blade Rounded Iris Matrix

Filter Thread Interface: 82 mm

Dimensions (Diameter x Length): Approx. 3.50 x 4.43 inches / 88.9 x 112.5 mm

Weight: Approx. 25.6 oz / 725 g