Canon 40mm f2.8 STM Firmware Update

Firmware Version 1.2.0 addresses the following phenomenon 1. If pressure is applied to the lens barrel while the lens is mounted to the camera (pressure can be applied even while attaching the lens cap or while carrying the camera with the lens attached in a bag), the autofocusing function of the lens may stop working. A Canon EOS 1D X, 5D III (at v1.1.3 or later) or a Rebel T4i/650D is needed to install the upgrade. Alternatively, the lens can be sent to Canon Service to have the firmware upgrade installed. Download Firmware 1.2.0

Canon 40mm f2.8 STM Product Advisory

Canon have posted a product advisory relating to the excellent little 40mm f2.8 STM.  It doesn’t seem to affect all the 40mm STM lenses though as I was anable to get my copy to produce the documented issue. To Users of the EF40mm f/2.8 STM Interchangeable Lens for Canon Digital SLR Cameras Thank you for using Canon products. It has been confirmed that the autofocusing function of the EF40mm f/2.8 STM lens, which was released in June 2012, may not operate correctly. The details of this phenomenon are described below. Affected Product EF40mm f/2.8 STM Phenomenon If pressure is applied …

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Canon 40mm f2.8 STM Pancake Review

Just a few days ago I took delivery of this exciting new lens. I posted an article outlining some initial impressions which I’m sure many of you have read. If you haven’t read it then be sure to watch the short video below which gives you an excellent idea of the size of the lens in my hands. I’ve now had a short time to take some simple images with it and draw some conclusions. I went up to London to find a few subjects that could test the usual things like sharpness, vignetting and chromatic aberration. Unfortunately the weather

Hands On With The New Canon 40mm f2.8 STM Pancake Lens

I’m away in Europe at the moment and I got word that a store in the UK had the new 40mm f2.8 Pancake lens.  I’m pretty excited about this lens since I’m always trying to shave some weight off the gear that I carry and I’ve never been satisfied with ANY of Canon’s 50mm offerings.  A pocket sized 40mm might just be the ticket so I ordered one right away.  Below I have posted a hands on video with the lens so that you can get a bit of a feel for how small it is.  I also give some