ok i will explain slightly different , take the 18-35 sigma art 1.8, we can agree this is probably one of the sharpest lens for crop body on dxomark.
http://www.dxomark.com/Lenses/Sigma/Sigma-18-35mm-F18-DC-HSM-A-Nikon-mounted-on-Nikon-D3300---Measurements__928
The above drop off after f8 is...
review on dxomark messurements on crop camera say 18-35mm sigma art and tell me they perform well passed f8, then look at full frame say, 24-70mm. regardless if its lens or combination after f8 performance drops like a stone on crop whereas on full frame it does not. im a geek.
speaking as a nikon crop user, when i first started i tried to read and take in as much as possible this never changed but with regards to apertures for landscape i went down the route of f11 plus to try and cover everything in focus. this must be right, i read it. i was never happy with my...
some amazing work there Dave. To date I have not stacked images so will have look into that , i understand the concept just something else to learn. thank you
Hi,
I am looking at buying the 18-35mm sigma 1.8 for Nikon d7200 but still searching for answers. The reason for wanting this lens is quality. On crop we really don't have many mid zooms that can live with decent FX counterparts, maybe it's purely by design of both camera and lens but we can...
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