Canon Patent Application: Compact IS Lenses with Inner Zoom

[Canon Rumors]

This is an interesting patent application with some curious lens designs. What struck me mostly was that there seemed to be odd consistencies that you don't usually see in Canon patent application embodiments such as most of the lenses all the exact same size (95.51mm in this case). That struck me as odd, as I

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[Maximilian]

Seeing that all those lens formulae have (almost) the same size of about 95 to 99 mm the only one that seems interesting is the one with the widest zoom range.
So the 20-40mm F4 IS. I am not sure if I would like or buy such a lens.
But I am sure, Canon will decide for the one that sells the most, or -as we know - that patent will never become a product.

 

[EOS 4 Life]

Budget f/4 zoom lenses would be interesting but they would also cause a lot of confusion.
Even though dedicated cinema cameras lack any mechanical shutter, they do have an ND filter wheel which takes up about the same space.