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- Name
- Michael
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Hi
I`ve own a sigma 120-400 F4.5 -5.6 lens OS,HSM model lens with a canon 550d camera
now what would I achive buy using any of the below to the lens I already own.
Canon EF 300mm F4.0L IS USM
Canon EF 400mm F5.6L USM
Canon EF 70-200mm f/4L IS USM
Reason I ask is I went out to take some bird picture at fairburn reserve some are ok but I would`nt call them pin sharp or as some of the picture`s I `ve sent on this websites bird forum.
Any help and advice would be super
mick
I`ve own a sigma 120-400 F4.5 -5.6 lens OS,HSM model lens with a canon 550d camera
now what would I achive buy using any of the below to the lens I already own.
Canon EF 300mm F4.0L IS USM
Canon EF 400mm F5.6L USM
Canon EF 70-200mm f/4L IS USM
Reason I ask is I went out to take some bird picture at fairburn reserve some are ok but I would`nt call them pin sharp or as some of the picture`s I `ve sent on this websites bird forum.
Any help and advice would be super
mick
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