I thought I would contribute something to the forum, as I have been somewhat quiet for a while in here due to a stab at life in Japan.
So, I have made this collection of real world samples from my use of Canon's 15mm fisheye on a 1D MKII. I hope it will help give an idea of the performance of this lens.
Shutter Speed: 1/4096 second
Aperture: F/2.8
Focal Length: 15 mm
ISO Speed: 400
Shutter Speed: 1/395 second
Aperture: F/8.0
Focal Length: 15 mm
ISO Speed: 50
Shutter Speed: 1/125 second
Aperture: F/2.8
Focal Length: 15 mm
ISO Speed: 200
Shutter Speed: 1/13 second
Aperture: F/2.8
Focal Length: 15 mm
ISO Speed: 800
Shutter Speed: 1/40 second
Aperture: F/2.8
Focal Length: 15 mm
ISO Speed: 200
Shutter Speed: 1/100 second
Aperture: F/8.0
Focal Length: 15 mm
ISO Speed: 50
Shutter Speed: 1/21 second
Aperture: F/8.0
Focal Length: 15 mm
ISO Speed: 400
Shutter Speed: 1/8 second
Aperture: F/2.8
Focal Length: 15 mm
ISO Speed: 800
Shutter Speed: 1/100 second
Aperture: F/5.0
Focal Length: 15 mm
ISO Speed: 400
Shutter Speed: 1/200 second
Aperture: F/7.1
Focal Length: 15 mm
ISO Speed: 50
Shutter Speed: 1/125 second
Aperture: F/11.0
Focal Length: 15 mm
ISO Speed: 50
Shutter Speed: 1/160 second
Aperture: F/2.8
Focal Length: 15 mm
ISO Speed: 400
Shutter Speed: 1/320 second
Aperture: F/9.0
Focal Length: 15 mm
ISO Speed: 200
Shutter Speed: 15/1 second
Aperture: F/22.0
Focal Length: 15 mm
ISO Speed: 50
Shutter Speed: 1/30 second
Aperture: F/2.8
Focal Length: 15 mm
ISO Speed: 400
Shutter Speed: 1/60 second
Aperture: F/4.0
Focal Length: 15 mm
ISO Speed: 400
Shutter Speed: 1/125 second
Aperture: F/4.0
Focal Length: 15 mm
ISO Speed: 400
Shutter Speed: 1/30 second
Aperture: F/11.0
Focal Length: 15 mm
ISO Speed: 50
I hope this could be a help to someone looking for samples of this fun-to-use lens.
_________________
Esben - used to be a wide angle photographer but then I took a Fuji X100 in the knee
My deviantART