Review of Sigma 20mm 1.4 art lens underwater
Daan Verhoeven has published a review on Behance of the Sigma Art 20mm 1.4 lens on a Sony a7R II underwater. The lens has a minimum focus distance of 28mm in this set-up and is well known for creating creamy, blurry backgrounds and buttery bokeh. Verhoeven says that he was interested in purchasing the lens to use for underwater portraits.
EOS 5D Mark IV news and reviews
Wetpixel is compiling the best information about the new Canon EOS 5D Mark IV and presenting it as a single source for those considering the new camera. In addition we have been looking at housing compatibility and by using superimposed images, can offer some early advice on housing compatibility. UPDATED 29 August.
President Obama creates world’s largest MPA
On Friday, President Obama has quadrupled the size of the Papahanaumokuakea Marine National Monument off the coast of Hawaii. It will now contain some 582,578 square miles, more than twice the size of Texas. It is home to 7,000 marine species. All commercial resource extraction activities, including commercial fishing and any future mineral extraction, will be prohibited from the whole area.
Review: Back Button Autofocus
Wetpixel presents a round up of tutorials and information about using back button autofocus (AF) activation. Most SLR and top end compact cameras now offer this option. By decoupling the AF and shutter release, images can be recomposed and if autofocus tracking is also used, subjects can be tracked as they about within the frame.
Get Your Fin on for Sharks
The Sea Save Foundation is making an urgent appeal for people to submit images of themselves “giving the fin”. The images will be incorporated into a digital artwork mosaic of 20,000 images of people worldwide expressing their support for shark conservation. This will be presented to delegates at the CITES conference in September, in order to pressurize that body to enhance the global protection of shark species.
Updated Vivid Pix Land & Sea apps available on iTunes
Vivid-Pix’s LAND & SEA picture fix app is now available for PC, Mac, iOS and for Android shortly. The software offers a quick and easy automatic correction of common issue with photographs on land and in shallow water. The LAND & SEA+ app adds “scuba depth improvement” for automatic correction of images taken while scuba diving.
Sony announces NX5R HD camcorder
Sony has announced the HXR-NX5R compact HD professional camcorder. It offers XAVC-S at 50Mbps or AVCHD/DV recording. It has three HD 1/2.8 Exmor sensors and a 20X zoom G lens and offers 1080p60 output via a 3G-SDI, along with HDMI and composite outputs. Sony has also released the RM-30BP remote controller, which can control most camera functions.
Canon announces the EOS 5D Mark IV and updated 16-35mm lens
Canon has finally announced the specifications of the much rumored EOS 5D Mark IV SLR camera. It has a new 30.4MP full frame sensor with a native ISO of 100 to 32,000, full 4K video at 24p or 30p, Dual Pixel AF in video and Live View modes and 61 AF points with 41 cross-points. Fast processing by the DIGIC 6+ processor allows up to 6fps. Canon has also announced an updated version of their popular 16-35mm lens. The EF 16-35mm f/2.8L III USM Ultra-Wide Zoom lens has improved durability and coatings.
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