Sigma 20mm F/1.4 DG DN Art Lens (Sony E-Mount)
Buying from Skyorbits
How long does delivery take in Oman?
Home delivery is 2.100 OMR including VAT (free from 50.000 OMR) across Oman in 1-2 working days. Collection from a courier office is 1.050 OMR (free from 50.000 OMR). Express within Bawshar and Seeb is 4.200 OMR for in-stock items (free on orders from 500.000 OMR). Showroom pickup in Al Khoudh is free.
Does Skyorbits handle warranty claims?
Yes - we submit every warranty claim for you. Electronic items carry a 1-year manufacturer warranty from the purchase date; keep the box and contents for the first 15 days.
Can I pay in installments?
Installments: Bank Muscat and Meethaq credit-card plans for everyone, or our in-house plan for Omani nationals 18+ (from 200.000 OMR, approval needed).
What is the return and exchange policy?
If an item has a manufacturing defect, you can return it within 15 days with the box, all contents and the invoice. We can't take back a working item for a change of mind, so ask us before you buy and we'll help you choose. After 15 days we send the item to the authorized service center. Exchanges are handled case by case.
How do I request a repair?
Start a repair or warranty request online, then bring the device, invoice and box (within 15 days) to our Al Khoudh showroom in Muscat. We track every case in our system.
Questions our customers asked
Is it good for astrophotography?
Yes — the F1.4 brightness plus edge-to-edge sharpness at 20mm makes it one of SIGMA's dedicated astro primes.
Full-frame or APS-C?
Full-frame (DG). It covers a full Sony E sensor natively and also mounts on APS-C Sony E bodies with a narrower field of view.
What's included in the box?
The Sigma 20mm F1.4 DG DN Art lens (Sony E-mount) with front and rear caps.
F1.4 brightness at 20mm ultra-wide — SIGMA's astrophotography specialist.
The 20mm F1.4 DG | DN Art is a mirrorless full-frame ultra-wide prime built for astrophotography and low-light work, with a weather-sealed, all-metal Art-line build and a water/oil-repellent front element coating.
Specs
- Focal length: 20mm (full-frame, DG)
- Maximum aperture: F/1.4, minimum F/16
- Optical construction: 17 elements in 15 groups
- Angle of view: 94.5°
- Diaphragm blades: 11 (rounded)
- Minimum focusing distance: 23cm (9.1in), maximum magnification 1:6.1
- Filter size: 82mm
- Weight: 630g (Sony E-mount)
- Autofocus: high-speed AF motor; dust- and splash-resistant construction
What's in the box
Sigma 20mm F1.4 DG DN | Art lens (Sony E-mount), front and rear caps.
Compatibility
Full-frame (DG) — covers a full-frame Sony E sensor natively, and also mounts on APS-C Sony E bodies (roughly 30mm equivalent).
Specifications
| Mount | Sony E |
| Aperture | f/1.4 |