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    Sigma 14 1.8 or 14-24 2.8 for astro landscapes?

    Hi - I'm looking to get into astro landscapes and am considering the Sigma 14 1.8 or the Sigma 14-24 2.8. I expect most images to be towards the wide end but extra flexibility of the zoom sounds good. I do a lot of landscapes and already have the Canon 11-24, 17 + 24 tse's + 35 1.4ii. Has anyone...
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    Sigma 35mm 1.4 Art (Bad Copy?) vs Canon 35 2 is

    Hi I was looking to replace my Canon 35mm f/2 IS with the Sigma 35mm 1.4 Art (mostly for better bokeh) after buying and being wowed by my new 20mm 1.4 Art which is amazing. I've picked up a used copy of the 35 Art which is in pretty much mint condition. However when testing it against the Canon...
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    1ds3 autofocus inconsistenies

    Hi I bought a secondhand 1ds3 a couple of months ago and I'm struggling to get consistent results with the focus of my fast primes. I'm using it with 35 f/1.4, 50 f/1.2, 85 f/1.2, 135 f/2. I've calibrated the lenses - they needed a lot of adjusting. The 85 (mk1) for example needed +20, it's...
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    22mm f/2 focus noise?

    Hi I just bought a secondhand 22mm pankcake for my eosm and noticed the lens makes a bit of noise when focussing. I have the 18-55 is lens and it seems completely silent so it makes me wonder if i've picked up a duff? The lens seems to work fine otherwise, if someone with the lens could confirm...