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Sigma 65mm F2 DG DN Contemporary Lens for Mirrorless Cameras, L-Mount, Photography & Filmmaking

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Key Features
- Optical Design: 12 elements in 9 groups for high resolving power.
- Special Elements: 1 SLD and 2 aspherical elements, reduced aberrations.
- Fast Aperture: f/2 maximum aperture for low light and shallow depth of field.
- Rounded Diaphragm: 9 rounded blades for smooth, pleasing bokeh.
- Compact Metal Build: I-Series all-metal body, durable and lightweight at 405 g.
- Accessories & Support: Magnetic metal cap, supplied hood, firmware upgradable via USB Dock.
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Sigma 65mm F2 DG DN Contemporary Lens for Mirrorless Cameras, L-Mount, Photography & Filmmaking Overview
Description
The Sigma 65mm F2 DG DN | Contemporary is a compact, high-resolution short telephoto prime designed for full-frame mirrorless systems. At f/2 it delivers sharp, high-contrast images and creamy bokeh while remaining travel friendly thanks to its 405 g all-metal I-Series construction.
Engineered with SLD and glass-molded aspherical elements, rounded 9-blade diaphragm, and advanced anti-ghost coatings, this lens balances optical performance and tactile quality for portrait, street, and travel photographers who want premium results without carrying flagship weight.
The Sigma 65mm F2 DG DN | Contemporary Overview
Outcome-first optical design delivers crisp portraits and high resolution across the frame, even at maximum aperture. This short telephoto prime offers natural subject compression while staying compact for mirrorless systems.
Problem
Many photographers want a compact prime without giving up sharpness, build quality, or reliable autofocus. They also want a focal length that is versatile enough for portraits, street, and travel without the bulk of larger optics.
- Concern about optical compromise in compact primes.
- Need for reliable AF and low-light performance.
- Desire for premium build, yet lightweight for carry-all-day use.
Solution
The Sigma 65mm F2 solves the compact prime compromise by combining I-Series metal construction, advanced optics, and a fast f/2 aperture into a 405 g package. It delivers sharp images, smooth bokeh, and robust handling without the weight of larger portrait primes.
Benefits
- High Resolution: Maintain fine detail wide open for high-MP sensors.
- Portable Durability: All-metal build, compact form, made for travel.
- Versatile Focal Length: Ideal mid-telephoto perspective for portraits and environment shots.
- Reliable Performance: Firmware upgradable, fast AF, and strong flare control.
Applications
- Portrait Photography
- Street and Travel Photography
- Product and Environmental Portraiture
Why Choose
- Competitive Advantage: Unique 65mm focal length in a premium, compact all-metal I-Series design delivering high resolution and smooth bokeh.
Specifications
| Model Name / Number | 65mm F2 DG DN | Contemporary |
| Release Year | 2020 |
| Lens Type | Prime |
| Intended Use | Photography, Video |
| Color / Finish | Black (also available in Silver for L-mount) |
| Weather Sealing (Yes/No) | Dust and splash resistant |
| Dimensions (Diameter Length) | L-mount: f72 mm 74.7 mm, Sony E-mount: f72 mm 76.7 mm |
| Weight | 405 g |
| Mount Type | Sony E, L-Mount |
| Compatible Sensor Size | Full-Frame (35mm) |
| Supported Camera Brands / Systems | Sony, Panasonic, Leica, Sigma |
| Coverage | 35mm full-frame |
| Adapter Compatibility | Third-party adapters possible, not officially specified |
| Focal Length | 65 mm |
| Maximum Aperture | f/2 |
| Minimum Aperture | f/22 |
| Aperture Type | 9 rounded blades |
| Optical Construction (Elements / Groups) | 12 elements / 9 groups |
| Special Elements | 1 SLD, 2 aspherical |
| Coatings | Anti-ghosting and anti-flare coatings |
| Focus Type | Autofocus with full-time manual override |
| Autofocus Motor Type | High-speed AF (motor type unspecified) |
| Focus Modes | AF-S, AF-C, MF |
| Minimum Focus Distance | 55 cm / 21.7 in |
| Maximum Magnification Ratio | 1:6.8 |
| Internal Focusing | Yes |
| Full-Time Manual Override | Yes |
| Filter Thread Size (mm) | 62 mm |
| Front Element Rotation | No |
| Compatible Lens Hood Model | LH656-04 (supplied) |
| Focus Breathing Control | Optimized for low breathing, unspecified exact value |
| Gearing | No standard 0.8 mod gears, lens primarily photography centric |
| Clickless Aperture Option | Mechanical aperture ring with click stops |
| Tripod Collar | N/A |
| Weather Resistance Seals | Yes, dust and splash resistant |
| Firmware Upgradable | Yes, via Sigma USB Dock UD-11 (L-mount) and firmware pages |
| Brand | Sigma Corporation |
| Manufacturer SKU | 353969 |
| UPC | 85126353698 |
What’s included
- 1- 65mm F2 DG DN Contemporary Lens, L-Mount
- 1- Lens Hood - LH636-01
- 1- Front Cap - LCF-62mm III
- 1- Rear Cap - LCR II
- 1- Magnetic Metal Lens Cap - LCF62-01M
Compatibility
| FREEFLY Ember S5K | Sony BURANO | Sony ILX-LR1 | Sony NEX-VG30 | Sony PXW-FS7M2 |
| Kinefinity MAVO LF MKII | Sony BURANO CineAlta Digital Cinema Camera | Sony NEX-EA50M | Sony NEX-VG900 | Sony PXW-FX9 |
| Kinefinity MAVO S35 MKII | Sony FX3 | Sony NEX-EA50UH | Sony NEX-VG900 | Sony VENICE 6K Digital Motion Picture Camera |
| Sony FX30 | Sony FX6 | Sony NEX-FS700R | Sony NEX-FS700U | Sony PXW-FS5 |
| Sony PXW-FS7 |
FAQ
Is the Sigma 65mm F2 suitable for portraits?
Yes, the 65mm focal length offers flattering subject compression and the f/2 aperture provides strong subject separation for portrait work.
Which mounts are available for this lens?
The lens is offered in Sony E-mount and L-mount variants.
Is the lens weather sealed?
Yes, the lens is dust and splash resistant for use in challenging conditions.
What filter size does the lens use?
The filter thread size is 62 mm.
Can I update the lens firmware?
Yes, firmware updates are provided by Sigma and L-mount variants can be updated via the Sigma USB Dock UD-11. Check Sigma support pages for downloads.
How close can I focus with this lens?
The minimum focusing distance is 55 cm, with a maximum magnification of approximately 1:6.8.
Does the lens have a magnetic cap?
Yes, the lens ships with Sigma's I-Series magnetic metal cap for quick attachment and secure fit.
Is this lens good for video?
It is a solid choice for B-roll and environmental portrait video. The internal focusing design reduces balance shifts and the aperture ring offers tactile control, though it is primarily optimized for stills.
How heavy is the lens?
The lens weighs 405 g, making it compact and comfortable for extended handheld use.
What's included in the box?
The lens ships with the LH656-04 hood, magnetic metal cap, front and rear caps, and a protective pouch.
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