Canon Hong Kong posted a new teaser on their facebook page. According to the image, it seems that Canon will announce a new fast prime lens this Thursday.
There are several prime lenses rumored to be announced in 2014, for example: EF 35mm f/1.4L II USM, EF 50mm f/1.4 IS USM. Stay tuned for more updates.
via: Canon Hong Kong
Read more: Canon Rumors