الوصف
•Here’s a complete description of the legendary Sigma 50–500mm f/4–6.3 APO DG OS HSM lens—often nicknamed the “Bigma” because of its massive zoom range and size.
• The Sigma 50–500mm is a 10× super-telephoto zoom lens designed for full-frame and APS-C DSLR cameras. It covers an extremely versatile focal range, making it ideal for wildlife, sports, landscape compression, and even astrophotography—all in a single lens.
• Originally released with the nickname “Bigma”, it became famous for offering unmatched zoom range in one body, and later received major upgrades like Optical Stabilization (OS) and modern coatings (DG).
•Spec
•Details
Focal Length
50–500 mm
Maximum Aperture
f/4 at 50 mm → f/6.3 at 500 mm
Minimum Aperture
f/22
Lens Mounts
Canon EF, Nikon F, Sigma SA, Pentax K, Sony A
Sensor Format
Full-frame (DG), also compatible with APS-C
Optical Design
22 elements in 16 groups
Special Glass
4 × SLD (Special Low Dispersion) elements
Stabilization
Yes – Optical Stabilizer (OS)
Autofocus Motor
Hyper Sonic Motor (HSM) – fast, quiet AF with full-time manual override
Minimum Focus Distance
50–100 cm (wide) to 3.1 m (tele)
Max Magnification
1:3.1 (at ~200 mm)
Diaphragm
9 rounded blades
Filter Thread Size
86 mm
Dimensions
Ø95.4 mm × 218.5 mm (8.6 in length)
Weight
Approx. 1.84 kg (4.1 lbs)
• Best Suited For:
• Wildlife photographers needing long reach but flexibility
• Sports & airshow shooters
• Moon/astro photography
• Travelers who want one lens that covers ______almost every focal length
Original retail price: 1.059$
(Never used, flawless condition)