Great news for Cannon users who like prime lenses. I love my Pentax 40 and 21 primes.
Quote:
Canon’s New EF 40mm f/2.8 Pancake Lens Doesn’t Waffle on Quality
Canon’s newly announced EF 40mm f/2.8 Pancake Lens has a focal length that places it squarely in that bland category known as “Normal.” Even used with an APS-C size sensor, it lands on the outskirts of “Normal,” with a view equivalent to 64mm in full-frame format. Several highly prized features help the EF 40mm lens rise above the crowd,
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source:
http://www.bhphotovideo.com/indepth/...waffle-quality
If the build quality of these lens is anywhere close to the Pentax model you are going be delighted though you may want to wait for a 21mm model if your Cannon has an APS-C sensor