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<blockquote data-quote="eurotrash" data-source="post: 111551" data-attributes="member: 9237">Thanks, Jeff. I know you're trying to help and I appreciate it. <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile&nbsp; &nbsp; :)" loading="lazy" data-shortname=":)" /> I had an opportunity to test the lens on two different cameras. I used my mate's Fuji S3 Pro and my D7k. Both set to single point auto af, at f1.4 at ISO1600. The lens seemingly had no issues with grabbing focus. Understandably, the lens was a bit soft at 1.4, but it didn't have the issues that I was experiencing previously. I am not quite sure what to make of that result. I honestly thought that it would have some sort of issue somewhere. Hurumph. I suppose that it could be that my ISO wasn't cranked up enough and I really overestimated the performance of f1.4. I really was under the impression that f1.4 was a lot wider than f1.8, but I guess it's not as large of a difference as I thought? I will continue to shoot as normal with it being mindful that and will report further issues as/if they arrive. I'll chaulk it up to user error for the moment, though I do believe that slower apertures in general allow for a LOT more leeway and user error!</blockquote>

[QUOTE="eurotrash, post: 111551, member: 9237"] Thanks, Jeff. I know you're trying to help and I appreciate it. :) I had an opportunity to test the lens on two different cameras. I used my mate's Fuji S3 Pro and my D7k. Both set to single point auto af, at f1.4 at ISO1600. The lens seemingly had no issues with grabbing focus. Understandably, the lens was a bit soft at 1.4, but it didn't have the issues that I was experiencing previously. I am not quite sure what to make of that result. I honestly thought that it would have some sort of issue somewhere. Hurumph. I suppose that it could be that my ISO wasn't cranked up enough and I really overestimated the performance of f1.4. I really was under the impression that f1.4 was a lot wider than f1.8, but I guess it's not as large of a difference as I thought? I will continue to shoot as normal with it being mindful that and will report further issues as/if they arrive. I'll chaulk it up to user error for the moment, though I do believe that [I]slower apertures in general allow for a LOT more leeway and user error![/I] [/QUOTE]

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