Sony FE 28-70mm f/3.5-5.6 OSS Lens

Sony FE 28-70mm f/3.5-5.6 OSS Lens
Compact Full-Frame Standard Zoom for Sony E-Mount – 28-70mm Wide-Angle to Portrait Focal Range, Optical SteadyShot (OSS) Image Stabilization, Internal Focusing (IF) with Fast Linear Autofocus Motor, Advanced Optical Formula (1 ED & 3 Aspherical Elements), Circular 7-Blade Diaphragm, Dust- and Moisture-Resistant Design, Standard 55mm Filter Thread, Includes Front & Rear Caps and Dedicated Bayonet Lens Hood (Good Condition)

The Sony FE 28-70mm f/3.5-5.6 OSS is a lightweight, full-frame standard zoom lens designed for Sony E-mount mirrorless cameras (also fully compatible with APS-C bodies, providing a 42-105mm equivalent focal range). Engineered as a versatile walkaround solution, it bridges expansive 28mm wide-angle vistas, 50mm street perspectives, and 70mm portrait-length framing in a portable footprint that prevents handheld fatigue.

The optical formula utilizes nine elements arranged in eight groups, incorporating one Extra-Low Dispersion (ED) glass element and three precision aspherical elements to control chromatic aberrations, field curvature, and spherical distortion across the entire focal range. Handheld shooting is supported by built-in Optical SteadyShot (OSS) image stabilization, which counters camera shake at slower shutter speeds and works in tandem with in-body image stabilization (IBIS) on equipped Sony Alpha bodies. Powered by an internal focusing mechanism and a quiet linear autofocus motor, the lens achieves responsive, smooth AF tracking for both stills and video workflows. The weather-resistant barrel features protective seals against dust and moisture, tactile rubberized control rings for easy handling in colder conditions, and a circular 7-blade diaphragm that renders natural out-of-focus background blur.

CONDITION DIAGNOSTICS & PHYSICAL NOTES

Included Components: COMPLETE STANDARD ZOOM OUTFIT. Supplied with the Sony FE 28-70mm f/3.5-5.6 OSS lens, front snap-on lens cap, rear bayonet dust cap, and authentic Sony dedicated petal-type bayonet lens hood.

Exterior & Physical Status: GOOD CONDITION. The composite barrel, ribbed rubber zoom and focus rings, bayonet hood mount, and metal Sony E-mount bayonet show moderate cosmetic signs of standard field handling and regular use (such as light surface finish rubbing or minor scuffs). All focal length markings and lens text remain fully intact and legible.

Optical Status: GOOD TO VERY GOOD CONDITION. Front and rear exterior optical glass surfaces are clean and free of deep scratches, gouges, haze, or fungus. The internal optical path shows typical light, superficial dust specks consistent with normal zoom operation, which have no negative impact on contrast, color fidelity, or overall image quality.

Mechanical & Electronic Status: FULLY FUNCTIONAL. The mechanical zoom barrel extends and retracts smoothly throughout the 28-70mm range; the linear autofocus motor locks quickly, quietly, and accurately; the Optical SteadyShot (OSS) stabilization unit engages properly to steady the composition; the circular 7-blade aperture diaphragm actuates reliably across all f-stops; electronic contacts maintain communication with Sony E-mount camera bodies.

KEY FEATURES & PERFORMANCE HIGHLIGHTS

28-70mm Full-Frame Focal Range: Versatile standard zoom spans expansive wide-angle landscapes, documentary snapshots, and classic portraiture.

Optical SteadyShot (OSS) Stabilization: In-lens image stabilization counteracts handheld camera shake, enabling sharper captures in low-light environments.

Advanced Optical Elements: Incorporates 1 ED glass element and 3 aspherical elements to reduce aberrations and maintain clarity throughout the zoom span.

Linear AF Motor & Internal Focus: Internal focus mechanism delivers quick, smooth, and quiet autofocus performance with a fixed front element.

Circular 7-Blade Diaphragm: Yields pleasing, rounded background blur and soft focus transitions when utilizing selective focus techniques.

Weather-Sealed Construction: Designed with dust- and moisture-resistant seals throughout the chassis for dependable performance in adverse weather.

Compact Everyday Carry: Lightweight, well-balanced form factor serves as an ideal daily carry optic for travel and street photography.

Standard 55mm Filter Thread: Directly accommodates widely available 55mm UV protection, circular polarizers, and neutral density filters.

TECHNICAL SPECIFICATIONS

Product Type: Full-Frame Standard Zoom Mirrorless Lens

Brand: Sony

Model: FE 28-70mm f/3.5-5.6 OSS (SEL2870 / Black)

Lens Mount: Sony E-Mount

Format Compatibility: 35mm Full-Frame (APS-C Compatible: 42-105mm Equivalent)

Focal Length: 28-70mm

Maximum Aperture: f/3.5 (at 28mm) to f/5.6 (at 70mm)

Minimum Aperture: f/22 (at 28mm) to f/36 (at 70mm)

Angle of View: 75° to 34° (Full-Frame); 54° to 23° (APS-C)

Optical Design: 9 Elements in 8 Groups (1 ED Element, 3 Aspherical Elements)

Image Stabilization: Optical SteadyShot (OSS)

Autofocus Drive: Linear Actuator System

Focus Type: Internal Focusing (IF)

Diaphragm Blades: 7 (Rounded Circular)

Minimum Focusing Distance: Approx. 11.8 inches / 30.0 cm (at 28mm) to 17.7 inches / 45.0 cm (at 70mm)

Maximum Reproduction Ratio: 0.19x

Filter Thread Size: 55 mm (Non-Rotating Front)

Environmental Resistance: Dust- and Moisture-Resistant Construction

Dimensions: Approx. 2.85 x 3.27 inches / 72.5 x 83.0 mm (Retracted)

Weight: Approx. 10.4 oz / 295 g

Physical Condition: Good cosmetic condition with moderate cosmetic handling; fully functional optical and mechanical performance

Included Accessories: Front Lens Cap (55mm), Rear E-Mount Bayonet Dust Cap, Dedicated Bayonet Petal Lens Hood

Color / Finish: Matte Black

Function: Everyday Walkaround Photography, Travel Documentation, Family & Environmental Portraits, Street Scenes & Hybrid Video Capture