Canon EF 40mm f/2.8 STM Lens Firmware Update ver. 1.2.0

Canon EF 40mm

Canon has issued a firmware update for the EF 40mm f/2.8 STM lens.

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.

Note that only the following cameras can be used to install the update: [Read more...]

Canon EF 40mm f/2.8 STM AF Problem – Product Advisory

Canon EF 40mm STM

Canon issued a product advisory for the new EF 40mm f/2.8 STM lens.  The AF may stop working when enough pressure is applied to the lens barrel while attached to a camera.

The current fix is to remove the lens and reattach it.  A firmware update should be available soon to fix the problem altogether.

I haven’t experienced this problem yet.

You can read the full product advisory below. [Read more...]

Canon Rebel T4i and EF 40mm f/2.8 Pancake Lens Inbound

Canon Rebel T4i

It looks like images of the Canon Rebel T4i and new 40mm f/2.8 lens have leaked a day ahead of schedule.

Again, the Canon Rebel T4i is expected to feature an 18MP CMOS sensor, along with 9 cross-type AF points, full-time AF during video capture and a touchscreen LCD.

Canon EF 40mm f/2.8

The new 40mm f/2.8 pancake is believed to be an EF-mount lens (i.e., will work on full-frame cameras), which seems to be confirmed via the above image that shows the red lens mount alignment dot.  The 52mm filter thread shows us just how compact this lens will be. [Read more...]