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Ian Fulton | profile | all galleries >> In Box >> Lens Test tree view | thumbnails | slideshow

Lens Test

Test shots with a Canon 400 DO and a 100-400 Zoom lens and extender combinations.
For all except the last image - all photographed with Canon 1D Mk4 body and all tripod mounted. Photos cropped to same subject. For first 6 no other editing, for second 6 sharpened and resized to same size. Note that the 100-400 Zoom will not autofocus with a 2X extender hence the manual focus.
The last image - digiscoped with a Swarovski ATS65HD telescope, Swarovski DCA adaptor and Nikon 1 V1 camera.
Conclusions ? Very much as expected - the 400DO prime lens is better to some degree, that is sharper, than the 100-400 zoom lens. However it is more than £4000 more expensive and weighs 0.56Kg more. So is it worth it and can you comfortably carry it about all day ? I am undecided right now. Also the versatility of the zoom lens can be useful on some occasions and makes for easier framing of flying shots.
Lens 400DO F4
Lens 400DO F4
Lens 400DO with 1.4X F5.6
Lens 400DO with 1.4X F5.6
Lens 400DO with 2X F8
Lens 400DO with 2X F8
Lens 100-400 Zoom at 400 F5.6
Lens 100-400 Zoom at 400 F5.6
Lens 100-400 Zoom at 400 with 1.4X F8
Lens 100-400 Zoom at 400 with 1.4X F8
Lens 100-400 Zoom at 400 with 2X F11 Manual Focus
Lens 100-400 Zoom at 400 with 2X F11 Manual Focus
Lens 400DO F4 edited
Lens 400DO F4 edited
Lens 400DO with 1.4X F5.6 edited
Lens 400DO with 1.4X F5.6 edited
Lens 400DO with 2X F8 edited
Lens 400DO with 2X F8 edited
Lens 100-400 Zoom at 400 F5.6 edited
Lens 100-400 Zoom at 400 F5.6 edited
Lens 100-400 Zoom at 400 with 1.4X F8 edited
Lens 100-400 Zoom at 400 with 1.4X F8 edited
Lens 100-400 Zoom at 400 with 2X F11 Manual Focus edited
Lens 100-400 Zoom at 400 with 2X F11 Manual Focus edited
Digiscoped - Swarovski 'scope and Nikon 1 V1
Digiscoped - Swarovski 'scope and Nikon 1 V1