Sigma 50mm F1.4 ART DG HSM Lens for
Sigma 50mm F1.4 ART DG HSM Lens for

SIGMA 50MM A LENS F1.4 DG HSM CANON EF MT

Buy at Amazon $949.00

Typical for lenses with aspherical elements, out of focus points of light in the corners can acquire bizarre shapes. Meters and feet, crammed together and the same color. In order to ensure accuracy and precision, all metallic parts and the new Thermally Stable Composite material are housed internally. Distortion is a little more than I was hoping, but about right for this sort of lens. Correct operation, which is what you get with real Nikon lenses, is that even if you're in AF-C mode and grab the manual focus ring that the focus stays set where you put it until you release and retap the shutter buton halfway. Rating is available when the video has been rented. It works well for its intended purpose: low-light hand-held shooting. This is even worse as you buy newer cameras, because Nikon lenses today already incorporate compatibility with Nikon cameras of tomorrow about which Nikon is telling no one. It has a little bit of the usual focus breathing to be expected for a lens which focuses by the traditional racking in and out. Sony Alpha a6500 Digital Camera. This effect varies from sample to sample and camera to camera.

Sigma 35mm f/1.4 DG HSM Art Lens for Nikon DSLR Cameras

You always run the risk of having some advanced features not work. This lens is compatible with the optional Sigma USB Dock for fine-tuning different lens characteristics and updating its firmware Floating Internal Focus System For stable focusing, this lens moves its inner lens groups without changing the lens length. For operation, a Hyper Sonic AF motor provides fast, accurate focusing and a large focusing ring permits manual focus override for making fine adjustments. Developed with an emphasis on artistic touch, Sigma's Art line lenses are designed to meet the expectations of users who value a creative, dramatic outcome above compactness and multifunction. Distortion shouldn't matter for the dimly lit subjects I'd be shooting with a lens like this. The focus ring has a better, smoother feel than Nikon's, but has less precision with its quarter-turn range. Noises when shaken: Just a little bit of clinking, much less than zoom lenses. With this Sigma lens, the light locks up in either on or off, wherever it was when you grabbed the ring. Remember, this kid never holds still, so you can't focus manually on him or use a slower lens in the light I had. You may not notice them until after you've owned the Sigma for a while, and I can imagine people sending things back wanting these issues repaired. The HSM also permits full-time manual focus control simply by rotating the focus ring at any time. Notice how his hand is completely out of focus due to no depth of field. Ease Of Use For better usability, the designs of the lens cap and AF/MF switch have been improved, as well as the rubberized lens hood attachment. Furthermore, another defect causes my cameras to ignore my manual focus override in AF-C mode and revert to autofocus. A special treatment to reinforce it is applied to the surface, giving it greater strength and making it highly durable for long-term use. Metal and Plastic, all painted with a dopey soft dull black paint with subtle sparkles in it. Shooting flat fields and laying them on another flat field is a tough test which exaggerates even the slightest falloff. It is made from a thermally-stable composite material that is light and durable and it has a brass bayonet mount. It also uses two SLD elements, one anomalous partial dispersion/high-refractive index element, and one aspherical element that minimize aberrations and ensures a crisp, clear image. Previously undetectable high-frequency details are now within the scope of their quality control inspections It helps me keep adding to this site when you get yours from those links, too. The bayonet mount is constructed from brass for ensured accuracy and durability. Anti-Flare Super Multi-Layer Coating This lens' coatings reduce lens flare, internal reflections and light scattering that can occur between the surfaces of its glass elements. I mentioned depth of field isolation, so let's put that into perspective. The focus ring is moderate in size and easy enough to find at the front of the lens. These issues are subtle, but potentially disturbing. I tried it, and the corners go black on full-frame. Brass Bayonet Mount This lens incorporates a brass made bayonet mount which has both high accuracy and durability. That's probably partly due to the shorter rotation on the focus ring. The pinch-front lens cap can easily be mounted on and taken off the lens with the hood on. Again, you'll need to stop down three or four stops to get to best performance on FX. Indeed, looking at test results and images gave me a bit of deja vu. The Art line delivers high-level artistic quality with a focus on sophisticated optical performance and abundant expressive power. Personally, I find that level of extreme isolation a bit much, but there are most certainly photographers that value it. Like other Sigma lenses, it feels gritty and cheap. Any visible differences below come from exposure variations, not color transmission or coatings.

Which One? Sigma 50mm f1.4 I vs Sigma 50mm f1.4 II Art.

You'll never see it this bad in normal photography Transcript The interactive transcript could not be loaded. AmazonBasics Backpack for SLR/DSLR. I don't like the Sigma rear lens caps: they are significantly more difficult to mount on the lens when you're in a rush or juggling equipment than are the Nikon caps.     More Nikon Lens Tests        More Canon Lens Tests. Also, while you can kind of override autofocus manually, the lens will fight you on this much more than AF-S lenses do. I worked around this by pointing my AF sensors at something behind my subject if it was critical. Excellent: just grab the focus ring at any time for instant manual focus override. Bokeh is nice! Out-of-focus backgrounds get soft and don't distract. This optical design also helps to control distortion and limit vignetting. This is rarely an issue for short focal length lenses. If focus speed were your primary consideration, the Sigma easily wins the competition between the two lenses. By optimizing the power alignment of the lens, chromatic aberration has been corrected, achieving high image quality through the entire focusing range. On FX bodies the problems with the corners are just amplified. A Super Multi-Layer coating helps by suppressing flare and ghosting. Here's the proverbial Bad Photographers' Wall of Shame: Brick wall. A rounded nine-blade diaphragm helps to produce an attractive out-of-focus quality. As part of the Art line within Sigma's Global Vision series, this lens' is designed to achieve truly notable optical performance and is ideally suited for creative and artistic applications.        "EXpensive." More expensive than other Sigma lenses. If this is a lot of what you do, you probably won't be happy with this lens. Their construction quality doesn't breed confidence. I see no mention of close-range correction or floating elements, which is most likely why it only focuses as close as a foot and a half.

Lens Comparison: Canon 35mm f2 IS vs Sigma 35mm f1.4 DG vs.

Sigma 30mm f/1.4 - Ken Rockwell

Performance For a third-party lens, this Sigma falls into a middle price range, so you're probably expecting good performance. All the similar Canon and Nikon lenses focus much closer. These can be worked around by manually setting my Nikons to manual focus, which eliminates some of the usefulness of instant manual focus override. It doesn't have the smooth, precise feel of a Canon or Nikon lens. You may consider the rest of this review as an historical artifact from the good old first days of digital SLRs.

The supplied hood is a petal type and can reverse mount on the lens. This will vary from sample to sample and camera to camera.        "Hyper-Sonic Motor:" Quiet focusing and instant manual focus override. If you worry about these issues, don't get this lens, or at least try a different sample. It's the benchmark and getting it right is crucially important Still, it's not a large lens, just larger than the most direct competitor. Additionally, it is fully compatible with Sigma's USB Dock. It also compensates for astigmatic aberration and provides extremely high optical performance for close-up photos. AF accuracy is fine for the things I would shoot with this lens, like people and kids in dim light. This sort of shot is why you get this lens, and for this stuff, this lens is great. For shooting flat test charts it's poor, but no one buys this lens for shooting test charts. On the other hand, the corners never quite come up to excellent levels, always being significantly softer than the center. I doubt these Sigma lenses will ever wind up in collectors' cases. Dahua HD CVI 1 Megapixel 720P. With a lens this simple, handling isn't exactly a deep subject. It doesn't correct perfectly, but so what, you shouldn't be shooting brick walls anyway. A Super Multi-Layer Coating has been applied to lens elements in order to minimize lens flare and ghosting and contribute to producing contrast-rich and color-neutral imagery, even in backlit conditions.

Sigma 50mm f/1.4 DG HSM ART Lens for Nikon DSLR Cameras 311306

This Sigma lens works well when used as intended for hand-held shots in dim light. VariZoom VZ-C8F12 Converts Canon. Sigma's Artistic A-Series Lens Sigma has organized all of its interchangeable lenses into three product lines: Contemporary, Art and Sports. Fat chance; these sorts of annoying missed details are why I prefer not to use anything other than a lens of the same brand as my camera. The filter ring and the externals of the lens don't move. Nikon does not share its proprietary operating information with anyone, so third party lenses may and may not work correctly. Specialized electromagnetic aperture mechanism provides greater exposure control stability that is especially beneficial when working with fast continuous shooting rates.

Sigma 50mm f/1.4 DG HSM Art Lens Image Quality

One side of the octagon sticks out further than the others, and overall it gives about a half stop overexposure. I worked around this by setting focus manually using the accurate infinity mark on the focus scale. Rating is available when the video has been rented It's the benchmark and getting it right is crucially important Transcript The interactive transcript could not be loaded. Put another way, you can cut depth of field in about half with the extra maximum aperture range at normal shooting distances, should you so desire. NONE, too bad since it would make sense on a fixed focal length lens.

: Sigma 24mm F1.4 ART DG HSM Lens for Canon.

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