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    Guide for buoyancy DYI for flashes

    Hi all I just found this nice guide about how to fix buoyancy for underwater imaging, which is often way off once a flash is attached: http://www.scuba007.com/camera-floats/index.html I will try this for my flash :) pato
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    Canon 6D and old Sigma 400mm F5.6 overexposure

    Hello all I have an interesting problem with my Sigma 400mm APO HSR F5.6 lens and my 6D. I had this lens already with a Canon 550D where it performed lovely. Now on the 6D (or after I used it in a very humid place), it always overexposures the pictures by 1 2/3 - 2 stops. The funny part is, the...
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    Interesting blog post regarding lighting and the influence on autofocus

    Hi all I found a very interesting blog post regarding autofocus (AFMA) and lightning conditions: http://www.reikan.co.uk/focalweb/index.php/2014/01/colour-affect-autofocus/ Here one picture which shows the autofocus result with a Canon EF 85mm f/1.2L Also, it's just a few results and not yet...
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    EOS 6D inkl. 24-105 F4 + Adobe Paket + Rucksack für Fr. 2099

    Hello Swiss People :) Sorry text now in German. www.brack.ch bietet die EOS 6D mit dem 24-105 F4 und weiterem Zubehör aktuell für 2099 Fr. an! http://www.brack.ch/canon-eos-6d-24-105mm-kit-270912 Lieferumfang •Kamera •Objektiv •Akku •Ladegerät •USB-Kabel •Gehäusedeckel •Zubehörschuhabdeckung...
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    A used 100-400 f/4.5-5.6 L IS USM worth to buy for ~750 USD

    Hi All I might have an offer to buy a used Canon 100-400 f/4.5-5.6 L IS USM for around 750 USD. I don't yet have any usefull lens in that range, only the Sigma 400mm F5.6 APO Marco HSM which is not rechipped (and thus only with open aperture). The lens has a little dust inside and the hood...
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    Cheap underwater flash

    Hi All I own a Canon Ixus 960 IS with the fitting case WP-DC19. I search now for an inexpensive flash which I could use. One I saw is the Ikelite AF35 which might be useable. It has to survive diving depths of 40 meters, should use rechargeable batteries and, most important, should work as a...
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    EOS 6D with Kit, either Canon 24-105 F4 L or Tamron 28-300mm Di VC Macro

    Hello All I am currently evaluating if I should upgrade my EOS 550D with a really nice 6D. The main reasons for this are: - bigger body, but still not as big as the 550D with the battery kit mounted, thus it's better in hand - bigger viewfinder - MUCH better low light performance (probably the...