![]() The first image shows moderate to strong barrel distortion without any in camera corrections. ![]() ![]() As a side note the ‘1996’ text in the lower left corner of the stamp is a mere 1mm wide in real life! Miscellaneous samples. The reproduction size is pretty small, so no link to a larger version. It’s very sharp stopped down a bit, the one below at F/5.6. The subject is a standard US stamp, 0.87″x 1.0″ or 22mm x 25mm. The image below is the usual stamp shot from the old site. Moderate to strong barrel type, but correctable in-camera or with simple distortions sliders such as in lightroom or ACDSee. Not tested, but may cause some additional vignetting.ĥ2mm. Not used by Sony as of this review for the E system. Poor wide open at all focusing background distances, but smooths out some as you stop down the aperture. Poor to moderate control of lateral type, very small amount of axial type at wide open to F/2, both mostly correctable in Lightroom 5+. ![]() Minimum focus, end of lens barrel to subjectĪbout 7″ (178mm) from front of lens barrel, no hood, manual focus. Sony ‘E’ APS-C sensor the focal length (or capture area in 135 format) is equivalent to about 45mm, and about 60mm for MFT cameras. This model is made for Sony ‘E’ mount cameras, and won’t work on ‘A’ mount cameras as of this review. Sigma 30mm F/1.4 DC DN Contemporary Sony MFR# 302965, MFT MFR# 302963 B&H Photo.įront cap, rear cap, solid type hood, and user’s manual in multiple languages. Specifications Official lens name and code In the box is the lens, front and rear caps, and a plastic solid type hood. Amount of focus ring travel depends on how fast you turn the focus ring. The focusing ring is easy to turn with one finger, and is damped about right. The front filter ring doesn’t turn when focusing, so your polarizers and grads will work well. This lens auto-focuses quickly and mostly accurately, (your results may vary depending on camera model and lens quality control), and has a very quiet ‘linear focusing motor. I’ve had great luck with Tiffen and Hoya they’re priced appropriately, and are the only brands I use now.įocusing. Be careful when mounting filters as the filter threads appear to be plastic. Sigma claims the use of two aspherical elements, plus one ‘high refractive index, high dispersion element.” The lens is made in Aizu Japan.įilter size is 52mm, which is common among Zeiss wide to mid focal length lenses, but so far no Sony ‘e’ mount lenses use this size. The lens appears to be made up of mostly plastic, or what Sigma calls Thermally Stable Composite (TSC) material, along with a metal mount. You will not gain any image area when used in this way.įit and finish. This lens mechanically vignettes to a big black circle when used on a full frame camera with APS-C size capture turned off. There you have it folks, this lens is not bad, and cannot be bad!!! I guess the positive part of the statement somehow has been lost in translation.įull frame use. The optics appear to be quite good, which is the most important quality in my opinion, and what we really want, right?įunny side note section Sigma says on their website, first paragraph, here, “This version, which is optimized for mirrorless cameras, cannot be bad because it is the latest lens”. This lens does not incorporate any type of image stabilization, (Optical Steady Shot), so you’ll need a camera body with sensor based image stabilization to help you out if you’re shaky like me and wind up with blurry pictures at slow shutter speeds. The letters ‘DN’ (digital neo) means it has a ‘short flange back distance for mirrorless cameras. The ‘DC’ means it completely covers APS-C, and more than micro four thirds sensors. Additionally, the ‘Contemporary’ name Sigma says is the perfect blend of image quality and compact size however, the Sony FE 55/1.8 (full frame)and Sony 35/1.8 (APS-C) are actually smaller than this lens. The Sigma 30mm F/1.4 DC DN Contemporary lens ( B&H Photo) is for Sony mirrorless ‘e’ APS-C sensor cameras, or Micro Four thirds, it will not cover full frame sensors.
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