Forum discussion tagged with Sigma.
  1. B

    Metabones adapter question

    I believe I've been given the wrong info (twice now) re: a Metabones adapter. I just purchased a GH4 and a Sigma 18-35mm 1:1.8 lens. I was told the Speed Booster to be used is the N/F - MFT XL 0.64 x mount but it doesn't fit this lens. Which one fits both? Thanks.
  2. F

    how large is the magnification of 50 2.5 macro than 50 1.8?

    hello I'm just curious with macro lenses since I haven't had one. situation: I am deciding which will I buy. 50mm f1.2 or 50mm 2.5 macro. I have a Japanese customer and he wants me to take pictures of different insects. but I want to know if I can still use this after this project. questions...
  3. H

    Looking for a new lens to replace the kit lens

    Hello, for the past months I have been looking for a new lens which is either going to replace my kit lens or just be an extra one. I have three options and I just can't seem to feel comfortable enough with one of them to actually buy one, so i'm seeking help. My options are: Sigma 17-50mm...
  4. H

    Need a lense for under 500 dollars

    Hey! I own a canon 600D and have had it for three years or maybe even four. However I am ready to upgrade my lenses. For the past years I've only used the standard kit-lense that came in the box: canon EF-S 18-55mm IS f/3.5-5.6 and the cheap plastic is starting to tear apart. I already know...