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Sigma 56mm F1.4 DC DN Contemporary Lens for Mirrorless Cameras, Canon EF-M Mount, with Autofocus

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Key Features
- Quiet Stepping Motor: Smooth, low-noise AF for stills and video, minimal audio pickup.
- Brass Bayonet Mount: Durable, precise connection for long-term reliability.
- Weather-Resistant Mount: Dust and splash resistant, built for outdoor use.
- Compact, High-Quality Optics: Art-line level sharpness in a lightweight body.
- Super Multi-Layer Coating: Reduced flare and ghosting in backlit scenes.
- 9-Blade Rounded Diaphragm: Creamy, natural bokeh rendition for portraits.
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Sigma 56mm F1.4 DC DN Contemporary Lens for Mirrorless Cameras, Canon EF-M Mount, with Autofocus Overview
Description
The Sigma 56mm F1.4 DC DN Contemporary is a compact, APS-C telephoto prime that delivers bright f/1.4 performance, creamy bokeh, and class-leading sharpness in a travel-friendly package. Optimized for mirrorless systems, it balances Art-line image quality with Contemporary portability.
Designed for portrait, street, and low-light creators, this lens pairs a fast aperture with a quiet stepping motor, dust and splash-resistant mounting, and Sigma optical engineering for consistent results across mounts and shooting scenarios.
Problem
A fast portrait prime that is large, heavy, or poorly optimized for mirrorless bodies limits mobility and low-light performance for many creators. Users need a compact lens that still produces shallow depth of field, quiet autofocus for video, and consistent sharpness across the frame.
- Bulky primes are hard to carry for daily use.
- Noisy autofocus degrades interview and run-and-gun video.
- Flare and ghosting reduce usable contrast in backlit portraits.
Solution
The Sigma 56mm F1.4 DC DN Contemporary solves the need for a compact, fast portrait prime by combining bright f/1.4 optics, a quiet stepping motor, and weather-resistant construction in an APS-C-optimized package. It gives creators the shallow depth of field and low-light capability of larger primes, in a body suited to mirrorless systems.
Benefits
- Portable Portrait Performance: Shoot long sessions without bulk, maintain optical quality.
- Low-Light Capability: f/1.4 aperture lowers ISO needs, improves image clarity.
- Hybrid Ready: Quiet AF and internal focusing for smooth video operation.
- Reliable in the Field: Brass mount and sealing improve long-term durability.
Applications
- Portrait photography, studio and environmental portraits
- Street and travel photography where compact size matters
- Low-light events and run-and-gun video interviews
Why Choose
- Near-Art optical performance in a Contemporary-sized housing, for creators who want top-tier sharpness without the weight of larger primes.
Specifications
| Model Name / Number | 56mm F1.4 DC DN, C018 |
| Lens Type | Prime |
| Intended Use | Photography, Video |
| Color / Finish | Black |
| Weather Sealing | Yes, dust and splash-resistant mount, except EF-M |
| Dimensions (Diameter Length) | Example, L-Mount: 66.5 mm 57.5 mm |
| Weight | Example, L-Mount: 285 g |
| Mount Type | L-Mount, Canon RF, Canon EF-M, FUJIFILM X, Micro Four Thirds, Nikon Z, Sony E |
| Compatible Sensor Size | APS-C |
| Supported Camera Brands / Systems | Sony, Fujifilm, Canon, Nikon, Leica/L-Mount, Micro Four Thirds |
| Coverage | APS-C |
| Focal Length | 56 mm |
| Focal Length (35mm Equivalent) | Approximately 8490 mm equivalent on full frame |
| Maximum Aperture | f/1.4 |
| Minimum Aperture | f/16 |
| Aperture Type | 9-blade, rounded |
| Optical Construction (Elements / Groups) | 10 elements / 6 groups |
| Special Elements | 1 SLD element, 2 aspherical elements |
| Coatings | Super Multi-Layer Coating |
| Focus Type | Autofocus, Internal focus |
| Autofocus Motor Type | Stepping motor |
| Focus Modes | AF-S, AF-C, MF |
| Minimum Focus Distance | 0.50 m (19.7 in) |
| Maximum Magnification Ratio | 0.14 (approx. 1:7.4) |
| Internal Focusing | Yes |
| Full-Time Manual Override | Yes |
| Filter Thread Size (mm) | 55 mm |
| Front Element Rotation | No |
| Compatible Lens Hood Model | LH582-01 |
| Focus Breathing Control | Minimal, due to internal focus design |
| Clickless Aperture Option | No |
| Firmware Upgradable | Check Sigma for mount-specific firmware updates |
| Brand | Sigma |
| Manufacturer SKU | 351971 |
| UPC | 85126351717 |
What’s included
- 1- 56mm F1.4 DC DN Contemporary Lens, Canon EF-M Mount
- 1- Lens Hood LH582-01
- 1- Front Cap LCF-55mm III
- 1- Rear Cap LCR II
Compatibility
| Sony E | FUJIFILM X | Canon RF | Canon EF-M | L-Mount |
| Nikon Z | Micro Four Thirds |
FAQ
Is the Sigma 56mm F1.4 DC DN good for portraits?
Yes, the fast f/1.4 aperture and 9-blade rounded diaphragm provide strong subject separation and creamy bokeh, ideal for portraits on APS-C bodies.
Which mounts are available for this lens?
The lens is offered for L-Mount, Canon RF, Canon EF-M, FUJIFILM X, Micro Four Thirds, Nikon Z, and Sony E mounts.
Does the lens have weather sealing?
Yes, it features a dust and splash-resistant mount for most versions, with the EF-M mount being an exception.
What is the filter size?
The lens uses a 55 mm filter thread, compatible with standard 55 mm filters.
How close can I focus?
The minimum focusing distance is 0.50 m, with a maximum magnification of approximately 0.14.
Is there optical stabilization in the lens?
No, the Sigma 56mm F1.4 DC DN does not include optical image stabilization, relying on camera body stabilization where available.
Is the autofocus noisy for video?
No, the stepping motor provides smooth, quiet autofocus suitable for hybrid stills and video shooters.
How heavy is the lens?
Weight varies by mount, for example the L-Mount sample weighs 285 g, making it very portable for daily carry.
What accessories are included in the box?
The lens ships with a lens hood (LH582-01), front cap (LCF-55 mm III), and rear cap (LCR II).
Is this lens sharp wide open?
Yes, Sigma designed the optical formula, including SLD and aspherical elements, to deliver high sharpness and contrast even at f/1.4.
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