Questions tagged [sigma]
Sigma are a Japanese company which produce cameras, lenses and flashes. They're most widely known for their selection of lenses which are compatible with cameras from other manufacturers.
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Which Sigma SA Mount lenses render corner to corner sharp images on APS-H format of the Sigma sd Quattro H?
Sigma's sd Quattro is an APS-C format camera, while the sd Quattro H with the same mount is an APS-H format camera with a larger sensor than APS-C. Compared to "full frame", APS-C has a crop ...
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SIGMA fp intermittently not recognizing SSD connected via USB-C port
To rule out the obvious suspects:
The SSD is right. Samsung T5, recorded a lot of 12bit 4K CinemaDNG with this very camera on it.
The cable performance is right. Not the original T5 cable—I lost it ...
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Mysterious problem - Sigma 17-70 f/2.8-4
I've bought a cheap used package of a Nikon D3100 and some lenses, including a Sigma 17-70 f/2.8-4 (not 4.5, and not contemporary). After several tests I can tell that this 17-70 has a problem. Here ...
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Sigma Ring flash
I am using sigma ring flash with Nikon d7100 for 3 years and had no problem. Recently, my images are coming full black eventhough flash is firing. I usually use camera in aperture mode, however, even ...
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Help! Sigma Lens won’t manually focus
I have a Canon EOS 60D and a Sigma DG 150-500mm zoom lens that I absolutely love using for bird pictures, I’ve had it for a few years now and have never had an issue with the manual focus. It’s just ...
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Sigma 60-600mm is never sharp whatever the aperture
Today I tested my sigma 60-600mm lens and I was really disappointed by the quality of the images produced.
I use a Nikon Z6ii and the FTZ (v1) adapter and everything is fine with my other F-mount ...
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Is my Sigma 18-50 mm lens too blurry?
I purchased the Sigma 18-50mm F2.8 DC DN Contemporary for Sony E and am using it on a Sony a6000. I previously used a Sigma 30 mm prime lens and had no issues. With the new lens I am finding more ...
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Canon M50 showing aperture f22 using Sigma 18-300mm f3.5-6.3 [duplicate]
EDIT: not sure how to delete my post but I just realized the numbers represent the minimum f number, so this makes sense!
I recently purchased both a Canon M50 and Sigma 18-300m f3.6-6.3
I understood ...
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Why Sigma 24-70 f2.8 OS (Optical Stabilization ) is not working on Nikon D5600?
The OS (Optical Stabilization) for Sigma 24-70 f2.8 (https://www.sigma-global.com/en/lenses/a017_24_70_28/) is not working when using it with Nikon D5600. Has anyone faced such issue?
I also have a ...
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What adapter do I need to mount a Sigma Ashperical 24-70mm zoom lens on a Canon DSLR?
I have an EOS 4000D body and I already own a PK-EF lens adapter which I use for my Tokina lenses. I recently acquired this Sigma Aspherical Zoom lense and it doesn't mount using my current adapter.
...
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What are these focal lengths for Sigma Nikon Optimization Pro for 14-70mm F2.8 OS HSM A017?
I've been calibrating my Sigma lenses using the Sigma Optimization Pro application and the doc hub, for instance, the 24-70mm F2.8 DG OS HSM A017 Nikon version.
In order to do so, I take photos at ...
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Image distorted on max zoom using filters
I have 77D and Sigma 150-600m contemporary lens. When I use any filter on the lens at 150mm I get desired outcome. But if I zoom in the image will get distorted. Is this expected or do I have faulty ...
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Sigma 70-200mm f2.8 APO DG HSM Image Quality Issue
I have a question regarding the quality of my Sigma 70-200mm f2.8 (non-Sport) lens. I bought this lens back in 2011, and even though people say again and again a 70-200mm is a must-have, this is my ...
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Why do these images from my Sony a7III have a dark semi-circle on the left side?
I shot these images with my Sigma 24–70 and Sony A7iii, in fog, sometimes pointed into the "sun" (it was not actually sunny but sometimes the lens was pointed towards the direction of the ...
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Is Sigma 50 mm f/1.4 DG HSM Art compatibile with Nikon Z50?
Can I use Sigma 50 mm f/1.4 DG HSM Art (Nikon mount) with Nikon Z50? Currently I am using it with D5600 but I am interested in switching to mirrorless and wonder if my lens is going to work properly ...
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Does the Sigma MC-11 adapter work with the Sigma Canon Teleconverter?
I'm currently looking for tele lenses for Sony E mount.
I haven't settled on a camera body yet, but I'll probably get an a7c.
One option would be the Sigma 100-400mm for Sony E. Though without a Sigma ...
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Can I add third party lens profiles to Nikon cameras or software?
I'm starting to shoot directly in JPG to save time, since I don't need RAW processing most of the time.
However, my D7100 and my Z50 have no built-in lens correction profiles for my Sigma 18-50 and 50-...
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Sigma 70-300mm macro or nikon 55-200mm vr ii
I currently have a Nikon d3200 and am trying to decide between these two lenses.
I understand the sigma can only manual focus on my camera. Im mostly looking to shoot wildlife , landscape or other far ...
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Why does my lens aperture stop working a few hours after attaching the lens?
I recently purchased a used Sigma 105mm f2.8 DG OS Macro lens, and when I tested it during the purchase everything worked fine. A few hours later when I tried it again, I noticed that my pictures were ...
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Lens getting fungus again and again
I have a sigma 24-35 f/2 lens and it got affected by fungus and I cleaned it from a professional recently and after that, I am keeping it inside an air-sealed box with a lot of silica gel bag but ...
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Is there any difference in distance from Sensor to the lens (first glass) when we compare Sigma 24-70 2.8 and Sony 24-70 2.8?
I am looking to buy a 2.8 lens, I heard that Sony's lens is more closer to the sensor. Is that true ?
Why I am asking this because, I heard (not sure) that ...
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Sigma 150-600mm + 1.4x TC
Am trying to get 1.4x extender for my Sigma 150-600 contemporary lens (canon Mount), would like to use it for wildlife / bird photography.
Camera am using: 5D Mark III (placed order for R5 - waiting ...
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Is the noise coming from fast aperture ring adjustments of Sigma 100-400m lens on Sony A6500 expected?
I recently got a Sigma 100-400mm for my Sony A6500 and love it so far. But I noticed that the aperture ring makes noticeable noise on power ON and power OFF. See Google Photos album of two videos ...
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EOS-M4/3 Adapter stuck on Sigma Lens?
So I have just bought a new Canon camera and figured my Sigma 24mm 2.8 Superwide lens would be compatible with it, as it is an EF mount. The lens itself was given to me second hand and I had just been ...
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Recommended lens for landscape
I own a Sony a6500 camera and I bought one lens Sony 18-105mm f4.
I plan a trip to Iceland and I would to make some good landscape photos.
I saw the first season of "Photographing the World" where ...
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Large double onion ring in the middle of shoots when i useing Sigma 35mm f1.4 DG HSM Art lens on my Canon 6D mark ii
I've bought a Sigma 35mm f1.4 DG HSM Art lens, its works well on my APS-C Camara, but not work with My Canon 6D Mark ii (Large double onion ring in the middle of shoots), is this lens meant to work on ...
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Rings in SOME of my canon 5D mIV shots
New camera - old lens. I shot these with the Sigma Art 35mm on my new Canon. It's not on every shot. has anyone see these before? Looks like it MIGHT be happening with shallow depth of field. ...
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What is the mount on this Sigma lens? It is smaller than Canon EF
I just got a SIGMA 17-70 1:2:8-4 DC (C) lense. Mount looks very much like Canon EF (S) but it's smaller. Added a foto from a 70-200 EF to compare. Anybody knows what this mount is for? Many thanks in ...
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Fisheye image circle close to border of image
I'm using a Canon 8-15mm fisheye with a sony alpha 7R3 and a sigma adapter.
I just noticed that at 8mm the circle of the image is not exactly centered; it is close to the top border of the image.
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Can I get good macro-photos with sigma 50mm 1.4 using extension tubes?
I'm interested in trying macro photography, but I don't want to invest into Macro-objectives yet.
Can I get satisfying results using Kenko extension tubes in combination with a Sigma 50mm art 1.4? ...
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Why does my Sigma 10-20mm EX autofocus freeze up, and the camera won't shoot?
When using a Nikon D7100 and Sigma 10-20mm 1:4-5.6 EX DC HSM, the lens locks up or refuses to shoot. This lens doesn't have a Manual Focus or Autofocus button/switch. This lens is in brand new ...
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Back-focusing with Canon 7D2 body and Sigma 50mm art lens: is the Sigma USB dock the solution?
I just bought a second hand Sigma lens (50mm Art f/1.4) for my Canon 7D2 body (Mark II). This combination yields a very serious back-focus problem:
With no micro-ajustements correction on my body, ...
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Entry level equipment upgrade - best options on a budget and lens vs camera
I am currently using a Canon EOS 1100D body with the kit lens and a Sigma Zoom 50-200mm 1: 4-5.6 DC OS HSM lens. I am almost exclusively interested in wildlife photography and feel I have outgrown ...
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How to find a camera compatible with old Sigma lenses that were used with Pentax MZ50 SLR?
I have some lenses off my old Pentax MZ50 SLR camera, and I would like to buy a new camera body. How do I find a compatible camera?
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Could someone share AF calibration settings for Sigma 18-35mm lens on Nikon D3300?
I have auto focus problems with Sigma 18-35 which I recently bought on D3300. I would like to see other's AF adjustment/calibration settings. I am having a hard time with setting it up.
Are the ...
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Nikon D5100 struggling to autofocus on screen, but fine through viewfinder? [duplicate]
hope you can help me and my frustrating issue
I have a D5100 with a Sigma 18-250mm f/3.5-6.3 dc os lens which will AF no problem at all when I'm looking through the viewfinder but when I change to ...
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Sigma's for Sony can be calibrated with Sigma Docker. What about Sony lenses?
So, I am so confused on this topic, as I can't find an information anywhere. Sigma 3 years ago introduced amazing tool - Sigma Docker that allows without having special equipment or extraordinary ...
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Does it make sense to buy a Sigma Art f1.4 for a crop sensor body?
Im currently shooting on a Nikon D5300 with a 35mm f1.8 and I looking for a quality telephoto portraiture lens. I'm interested in the Sigma Art 85mm f1.4 DG HSM. I saw the lens is versatile and my ...
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Canon EOS 6D mark II with Sigma Lens looks weird on LCD Monitor
All the photos in my camera looks like a fish eye or something, maybe I'm some configuration there, any help? this is how all the photos looks like:
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Thoughts on using Sigma 18-250mm F3.5-6.3 DC MACRO OS HSM for Macro photography
Is the Sigma 18-250mm F3.5-6.3 DC MACRO OS HSM a good lens to be used for Macro photography? I mostly try to photograph flowers and also insects sometimes. I will be using it with a Canon EOS 800D and ...
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Why won't my dSLR take photos with my Sigma 24-70 lens?
I have been using a Canon 60D for five years and recently, only when I am using my Sigma 24-70mm lens, it does not let me take pictures. When I look into the viewfinder, it is so dark (I assume that ...
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Which adapter to mount Yashica adaptor lenses on a SIGMA SA-7?
I own SIGMA SA-7 and a couple of YASHICA lenses: YAHICOR Y503 Telephoto and YASHICA Y504 wide lens, both seem to be 55 mm wide. I would like to use them with my SIGMA original lenses, 70-300 and 28-...
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How do the Tamron and Sigma 70-200mm F2.8 lenses compare for photographing high school sports?
I want to get a lens I can use for indoor high school wrestling and football. With my budget I’m between these two. Any advice is greatly appreciated!
Tamron SP 70-200mm F/2.8 Di VC USD For Canon or
...
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Why is the Canon-mount Sigma 24mm F1.4 DG HSM Art sharper in the corner in DxOMark's ratings than Nikon-mount version?
Why is the Sigma 24mm F1.4 DG HSM A lens corner sharpness much better in the Canon version than the Nikon's, according to DxOMark's ratings?
Canon:
https://www.dxomark.com/Lenses/Sigma/Sigma-24mm-...
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Is Sigma's lens hood LH-825-03 compatible with a 18-50 2.8 EX DC HSM Macro?
I'm looking for a replacement hood for my 18-50 f/2.8 EX DC HSM Macro, but I'm not having much success. I've instead found some hoods for the 17-50 OS (stabilized) version, which also has a 72 mm ...
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Autofocus Sigma 17-70 Macro OS HSM not working on D3300
I've purchased a used Sigma 17-70mm f/2.8-4 DC OS HSM for my Nikon D3300. It appears to work fine, with one exception: the autofocus. I've checked the switch on the lens and it is set to AF. However, ...
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Sigma DC 18-250mm Macro HSM Lens Autofocus not locking to let me click the picture
I was travelling on a trip with my camera. One day I was using my Sigma DC 18-250mm Macro HSM lens on Canon 70D in autofocus mode to take a picture. When I pressed my shutter button halfway to focus ...
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Why am I able to set wider aperture than my lens technically allows? [duplicate]
I'm practicing with Sigma 28 - 300mm f/3.5 - 6.3 Macro lens. And the thing I've noticed is that at 300mm focal length my aperture can be set to as wide as f/5.6. And EXIF data confirms it:
I'm ...
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Why isn't a Sigma HSM lens autofocusing with my Nikon D5600 — is there a compatibility problem?
Today I had a chance to try a Sigma 70-200mm f/2.8 EX DG OS HSM, a 2013 model lens, on my Nikon D5600. Everything was okay. I was able to take pictures with it. But auto focus didn't work as it should....
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Canon 50mm f1.8 vs sigma 17-50mm f2.8 [closed]
I wish to buy a second lens. which one should I buy?
I was thinking to buy a canon 50mm f1.8 as suggested by many youtube videos but then I thought why not take a zoom lens (a sigma 17-50mm f2.8?) by ...
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