Fresh Dew on a Rose

by adarsha joisa

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7

This is called axial chromatic aberration (or longitudal chromatic aberration) and it's fairly common with large aperture lenses. It appears as a purple halo around objects that are closer than the plane of focus and as a greenish one around objects that are further, regardless of where they're located in the frame. It often shows up around highlights, ...


0

That's very fixable if you shoot in camera RAW format and use something like Adobe Camera RAW or Lightroom to correct it. Mediocre lenses are prone to chromatic aberration especially if you shoot at the widest aperture. My Cannon 18-55 kit lens does this as well as my "fantastic plastic" 50mm f1.8. Higher priced lenses have better optics to prevent this.


0

Actually, according to Ken Rockwell, the optics in the 40mm Nokton f/1.4 might actually be much better than the optics in the 35mm Nokton f/1.4. 35mm Review gives 1 star for optics quality 40mm Review gives 3 stars for optics quality So, while I can not comment on the cause of the price difference between the two lenses, it certainly doesn't seem ...


1

Which body should you put the general purpose lens on, and which body should you put the telephoto on? The answer is: It doesn't matter The only difference between the two bodies is that the 5DMkIII has a great number more AF points, so I would lean towards putting the lens you plan to use the most on that body. But really, it doesn't matter. They are both ...


1

I just checked the ISO performance comparison of Mark III and 6D, and they're nearly identical. This would have been the biggest consideration wrt camera bodies in your situation. See here: http://www.dxomark.com/Cameras/Ratings/Sports Some may be mildly helpful suggestions: -don't go below f/1.8 or may be even 2.4 (if you set the aperture at increments) ...



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