![]() I think the amount of control the USB dock offers for $59 is worth it if you own one or more of the new Sigma lenses. It’s designed for APS-C sensor cameras, which means the effective focal length is actually about 27-50mm. I just wanted to take this opportunity to share my experience on dealing with the calibration of a lens with Sigma’s new USB dock. A few weeks ago, Sigma announced an 18-35mm f/1.8 zoom the world’s fastest zoom lens for digital SLRs. I’ll have more on the Sigma 18-35mm f/1.8 lens soon. I think it is a little pricey at $25, but if you need to calibrate a lens, it sure comes in handy. It just showed up on my doorstep one day and I’m glad I had it for this test. I also want to give a shout out to Focus Pyramid, who sent the dandy little cardboard focusing tool that I used to calibrate this lens. If not, I can make additional adjustments for the longer distances. I’ll test it again this week at longer distances and see if that +12 adjustment works. I know from shooting a few frames a couple days ago that the AF was way off at 18mm. It’s late at night and I haven’t tested the new AF calibration at longer distances however, you’ll notice from the screenshot above that the Sigma Optimization Pro software allows you to independently calibrate the AF micro-adjustment at 4 different focusing distances from minimum focus to infinity. Now this calibration was performed at about a 6′ distance to subject. Check out the before and after image crops below from the center of the frame. ![]() You can also see in the above image that my test copy of the Sigma 18-35mm f/1.8 has some serious AF calibration issues with my 60D at 18mm. Sigma has published the following video that shows you how to use the software.Īs you can see, it is very straightforward. ![]() In the case of the Sigma 18-35mm f/1.8 lens, the only customizations you can do are focus adjustments. You can update lens firmware or use other customization options. Sigma 18-35mm F1.8 DC HSM A Canon mount lens review: fixed focal length quality in a zoom Introduction As with the 35mm prime, this new model is one of the firm’s new Art series lenses challenging Canon’s L-series and the similar ED lenses from Nikon for optical quality. Just plug in your lens and the software immediately recognizes it. Just go to Sigma’s website here, pick your OS and download away. 210 F1. The software is free to download and you don’t need a special password or license code (Thanks for making that easy Sigma). The dock works in conjunction with Sigma Optimization Pro software, which is built for configuring Sigma’s new line of lenses. The Sigma 18-35mm F/1.8 DC HSM Lens for Sony Alpha is a wide-angle to normal-length zoom lens that features a fast, bright constant f/1.8 maximum aperture. For users without this ability, the USB dock is the only resource for making the lens usable short of shipping it off to Sigma. I’m using a Canon 60D with it, so I don’t have the ability to make AF micro-adjustments in-camera. Thankfully, Sigma also sent along its USB control dock so I could calibrate the lens. It was way off at 18mm and a little off at 24mm and 35mm. //Sub Count: 256Sigma 18-35 f1.8 + Sigma MC-11 + Sony a6300 // Video TestA quick video I made showcasing the talents of my new lens, the Sigma 18-35 f1.8. I pulled it out of the box a couple days ago and was immediately disappointed with the front focusing. Buy Sigma 18-35mm f/1.8 and 50-100mm f/1.8 DC HSM Art Lenses for Canon EF with MC-11 Mount Converter/Lens Adapter for Sony E Kit featuring 18-35mm f/1.8 DC. I received the new Sigma 18-35mm f/1.8 lens this week for testing. Harga Sigma art 18-35 f1.8 for Canon EF mount (MURAH) Rp6.600.000. Harga Ban mobil ring 18 ACCELERA SIGMA 215 35 R18. Harga SIGMA AF 18-35mm F1.8 DC HSM ART for CANON. Harga Lensa Sigma ART 18-35 F 1.8 AFS For Nikon. Sony E Mount, Sony A Mount, legacy Minolta A mount, our spiritual cousins in the RX series. Harga SIGMA ART 18-35 F1.8 DC HSM for CANON. OOps, there goes the Pentax 12-24mm F4.0, or the Sony 16-35mm F2.8. Mount Available: Canon EF, Nikon F, Pentax K, Sigma SA, Sony. A lot of equipment passes through our Seattle and London offices, everything from high-end cameras to inexpensive accessories. Sigma 18-35mm F/1.8 DC HSM Art Telephoto Lens. This is a Reddit's best source for talking about the Sony Alpha photography system. In part 4, Richard Butler discusses the Sigma 18-35mm F1.8 DC HSM and what it means for APS-C shooters. Proud to be the #1 Camera-Brand Subreddit!
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