Think you've got GAS? Think again...
- By GuyF
- Third Party Lenses
- 4 Replies
The <a href="http://www.canonrumors.com/canon-ef-70-300-f4-5-6-is-update-information-cr2/">long rumoured</a> (more <a href="http://www.canonrumors.com/more-talk-about-the-canon-ef-70-300mm-f4-5-6-is-ii-cr2/">here</a> & <a href="http://www.canonrumors.com/the-canon-ef-70-300-f4-5-6-is-usm-ii-still-scheduled-to-arrive-this-year-cr/">here</a>) EF 70-300mm f/4-5.6 IS USM II looks like it may be announced alongside the EOS M5 on September 15, 2016.</p>
<p>The new lens is said to have a <a href="http://www.canonrumors.com/patent-what-the-digital-display-on-the-upcoming-ef-70-300-f4-5-6-is-ii-might-look-like/">digital display</a>, optical and build quality upgrades, nano USM and will be slightly bigger and heavier than the current version.</p>
<p><a href="http://nokiS___a-camera.blogspot.ca/2016/09/2.html">NokiS___a</a> is also reporting that the EF 70-300mm f/4-5.6 IS USM II will be announced alongside the EOS M5.</p>
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Canon has released the <a href="http://www.canonrumors.com/canon-eos-1d-x-mark-ii-firmware-1-1-coming-soon/">talked about</a> firmware update for the EOS-1D X Mark II.</p>
<p>Firmware Version 1.1.2 incorporates the following improvements to enhance functions.</p>
<ol>
<li>The addition of a selectable color-tone option for the LCD monitor.</li>
<li>The addition of a function to append IPTC data.</li>
<li>The addition of a function to transfer only protected images.</li>
<li>The addition of a function to set the GPS positional data retention period.</li>
<li>An increase in the number of network connection settings that can be saved to a memory card from 20 to 40.</li>
<li>When retrying FTP transfer, extension of the minimum auto power off time to 10 minutes.</li>
<li>Improvement of wireless transmission when using Wireless File Transmitter WFT-E6.</li>
</ol>
<p><em>Thanks Michael</em></p>
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LensRentals.com didn’t take long doing a teardown of the brand new Canon EOS 5D Mark IV. It looks like the new body shows some build quality improvements and should provide reliable performance in tough environments.</p>
<p><strong>From LensRentals.com</strong></p>
<blockquote><p>Construction is at least as robust as the recent 5 series releases and better than the Canon 5DIII, which is as it should be. There’s a little more complexity with cables running hither and yon more than in previous Canon cameras, but that isn’t going to affect operations at all. It may make repairs a bit more difficult. And I’m, as I always am, disappointed to see HDMI and USB ports soldered onto the main PCB. They get torn off a fair amount on every camera that’s made this way (which is most cameras that aren’t dedicated for video). On the other hand, the main PCB replacement may not be much more expensive than a sub-board replacement. <a href="https://www.lensrentals.com/blog/2016/09/lensrentals-canon-5d-mk-iv-teardown/">Read the full article</a></p></blockquote>
<p><a href="http://www.lensrentals.com/rent/canon/cameras/canon-5d-mark-iv">Rent the EOS 5D Mark IV at LensRentals.com</a></p>
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More images of the Canon EOS M5 have appeared, along with more detailed specifications. We’ve added a few bits of information above and beyond the specification leak (in italics).</p>
<ul>
<li>Sensor: 24.2 million pixel APS-C CMOS</li>
<li>AF: dual pixel CMOS AF</li>
<li><em>**Touch AF</em></li>
<li><em>More AF points than any other camera (We don’t know the exact number)</em></li>
<li>DIGIC 7</li>
<li>Continuous shooting: 7fps</li>
<li><em>Continuous shooting in live view: 9fps</em></li>
<li>ISO Sensitivity: 100-25600</li>
<li>Video: FullHD 60fps, 5-axis electronic image stabilization</li>
<li>Dynamic NFC, Bluetooth built-in</li>
<li>Media: SD / SDHC / SDXC card</li>
<li>Size: 115.6 x 89.2 x 60.6 mm</li>
<li>Weight: 427g</li>
</ul>
<p>**Touch AF: You can select autofocus points with your thumb by touching the rear LCD while looking through the viewfinder. Apparently it’s a very cool feature when using the camera.</p>
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<a href='http://www.canonrumors.com/wp-content/uploads/2016/09/M5_46.jpg'><img width="168" height="168" src="http://www.canonrumors.com/wp-content/uploads/2016/09/M5_46-168x168.jpg" class="attachment-thumbnail size-thumbnail" alt="m5_46" srcset="http://www.canonrumors.com/wp-content/uploads/2016/09/M5_46-168x168.jpg 168w, http://www.canonrumors.com/wp-content/uploads/2016/09/M5_46-144x144.jpg 144w, http://www.canonrumors.com/wp-content/uploads/2016/09/M5_46.jpg 500w" sizes="(max-width: 168px) 100vw, 168px" /></a>
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Canon has posted a good 3.5 minute video that gives a nice and simple explanation about how lenses work.</p>
<p><strong>From Canon USA
</strong><em>Find out the technology behind the camera lens, including how each lens is responsible for such roles as adjusting colors, distortion and focus, as well as changing the focal distance.</em></p>
<p><iframe src="https://www.youtube.com/embed/dg3kIKphB5E" width="728" height="409" frameborder="0" allowfullscreen="allowfullscreen"></iframe></p>
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Just <a href="http://www.canonrumors.com/how-to-fix-weird-visual-behaviour-with-pairing-the-eos-1d-x-mark-ii-sigma-lenses/">like the EOS-1D X Mark II</a>, you may experience some visual issues with the Canon EOS 5D Mark IV when paired with third party lenses from companies like Sigma and Tamron.</p>
<p>To correct this, do the following:</p>
<ul>
<li>Navigate to red menu 1 and locate <strong>Lens abberation correction</strong></li>
<li>Turn <strong>Peripheral illum corr</strong> to OFF</li>
</ul>
<p><em>Photo Credit // <a href="https://twitter.com/stephreasonover/status/773953955592302592">Stephen R</a></em></p>
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<strong>TOKYO, September 8, 2016</strong>—Canon Inc. today announced the achievement of a new lens-manufacturing milestone with the production on August 26, 2016, of the Company’s 120-millionth EF-series interchangeable lens for EOS cameras—an EF100-400mm f/4.5-5.6L IS II USM telephoto zoom lens.</p>
<p>Production of interchangeable EF lenses for Canon EOS-series AF (Autofocus) single-lens reflex film cameras began in 1987 at the Company’s Utsunomiya Plant. Over the years, EF lenses have gained support from a wide range of users and production has since expanded to a total of four manufacturing bases, including Canon Inc., Taiwan; Canon Opto (Malaysia) Sdn. Bhd.; and Oita Canon Inc. in southern Japan.</p>
<p><!--more--></p>
<p>EF lens production passed the 10-million-unit mark in 1995 and crossed the 50-million-unit threshold in 2009. In April 2014, the Company celebrated its first-in-the-world achievement of having manufactured 100 million EF lenses, and now, setting a new world record for the most interchangeable lenses produced, Canon manufactured its 120-millionth EF lens in August 2016. What’s more, Canon’s interchangeable-lens digital cameras (digital SLR and compact-system cameras), which utilize EF lenses, have maintained the No. 1 share of the global market for 13 consecutive years since 2003.<sup>1</sup></p>
<p>Canon’s proprietary EF lenses, launched in March 1987 along with the EOS SLR camera system, have continued to evolve since their introduction, leading the industry through the incorporation of a wide range of innovative technologies, including such world’s firsts as the Ultrasonic Motor (USM), Image Stabilizer (IS) technology, a multilayered diffractive optical (DO) element, and Subwavelength Structure Coating (SWC) anti-reflection technology. The Company’s extensive EF lens-series lineup currently comprises a total of 97 models,<sup>2</sup> including EF Cinema Lenses for digital cinematography.<sup>3</sup></p>
<p>Canon will continue refining its imaging technologies centered on its EF lens lineup, striving to cater to the varying needs of photographers—from first-time users to advanced amateurs and professionals—while contributing to expanding the photographic and video imaging culture.</p>
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<li class="notice">As of March 29, 2016, based on a Canon survey.</li>
<li class="notice">Including two EF lens extenders and three models available outside of Japan. As of September 7, 2016.</li>
<li class="notice">For more information visit “The Eyes of EOS” Canon EF lens portal site at www.canon.com/the-eyes-of-eos/</li>
</ol>
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