Sigma 28-105mm f2.8 DG DN Art - Sony E - 1711684

Sigma 28-105mm f2.8 DG DN Art - Sony E - 1711684

The Sigma 28-105mm F2.8 DG DN | A lens offers a versatile focal length range ideal for portraits, with a constant F2.8 maximum aperture throughout. It provides a 1:3.1 reproduction ratio for detailed close-ups and delivers uncompromising optical performance. Built with a dust and splash-resistant structure, the lens features a High-response Linear Actuator (HLA) focus motor, water and oil repellent front coating, and is designed to minimize focus breathing, flare, and ghosting. Its magnesium alloy components reduce weight, and it includes two AFL buttons, an aperture ring with a de-click function, and compatibility with Lens Aberration Correction.

What our Experts Think

• Ultra‑versatile pro standard zoom
  The Sigma 28‑105mm f/2.8 DG DN Art – Sony E combines a constant f/2.8 aperture across a wide‑to‑tele zoom range (28–105 mm), giving you flexibility for landscapes, street, portraits, and short telephoto work without swapping lenses — all with strong low‑light performance.
• Excellent optical performance
  Premium optics with FLD, SLD, and multiple aspherical elements deliver sharp images with controlled aberrations, high contrast, and pleasing bokeh from edge to edge throughout the zoom range.
• Creative close‑focus capability
  Minimum focus distance (~40 cm) and ~1:3.1 magnification at 105 mm let you get unusually close for detailed shots within the zoom range — bridging the gap between general and detail photography.
• Pro‑grade controls & handling
  Features like an aperture ring with click/de‑click switch, dual AFL buttons, and zoom lock enhance ergonomics, while dust/splash resistance and a water/oil‑repellent coating boost reliability outdoors.
• Fast, smooth autofocus
  HLA (High‑response Linear Actuator) autofocus delivers quick, quiet, and precise AF performance for stills and video on Sony E bodies.
• Balanced build for full‑frame mirrorless
  Despite its broad zoom and constant aperture, this lens stays under ~1 kg thanks to optimized design and magnesium alloy construction — offering professional quality without excessive bulk

Q&A

Q: What type of lens is the Sigma 28‑105mm f/2.8 DG DN Art?
A: It’s a professional full‑frame wide‑to‑telephoto zoom lens for Sony E‑mount mirrorless cameras, offering flexibility from landscape to portrait and event photography.

Q: What is the focal range and aperture?
A: Covers 28–105 mm with a constant f/2.8 maximum aperture across the entire zoom, ideal for low‑light shooting and shallow depth‑of‑field effects.

Q: How’s the optical quality?
A: Uses 18 elements in 13 groups including FLD, SLD, and aspherical elements for excellent sharpness, contrast, and controlled aberrations across the zoom range.

Q: What about autofocus and handling?
A: Features a High‑response Linear Actuator (HLA) motor for fast, precise, and quiet autofocus, with two customizable AFL buttons for ergonomic control.

Q: How close can it focus?
A: Minimum focus distance is 40 cm (15.8″) across the zoom range, with a maximum magnification of 1:3.1 at 105 mm for strong close‑up capability.

Q: What are build and weather‑resistance features?
A: It has a dust‑ and splash‑resistant structure with water‑/oil‑repellent coatings, a zoom‑lock switch, and a de‑clickable aperture ring for stills and video use.

Q: What’s the size, weight, and filter size?
A: For Sony E‑mount it weighs approx. 990 g (~2.18 lb), measures 87.8 mm × 159.9 mm, and uses 82 mm filters, balancing performance with portability

Maintenance Tips

• Clean lens elements regularly: Use a microfiber cloth and lens-safe cleaning solution to remove dust, fingerprints, and smudges without damaging lens coatings.
• Use lens caps and hood: Always cover front and rear elements when storing or transporting to prevent scratches and dust buildup.
• Protect from dust and moisture: Store in a padded case in a dry environment; avoid rain, sand, or high humidity.
• Inspect and clean lens mount: Remove debris from metal contacts to maintain proper communication with the camera.
• Handle with care: Support the lens at the barrel; avoid excessive force on zoom or focus rings to prevent misalignment.
• Check autofocus and aperture function: Test periodically for smooth focusing and accurate aperture response.
• Use a protective filter if desired: A UV or clear filter adds extra protection to the front element without affecting image quality.
• Schedule professional servicing: Authorized service center checks can preserve optical alignment and mechanical performance.