New lens to from Samyang: 10mm F2.8 ED AS NCS SC

Rob Studdert distudio.pdml at
Sat Dec 7 21:15:52 EST 2013

I have their 8mm, it's actually a nice optic, it's not strictly
fish-eye either. It's has a stereographic projection which translates
to less objectionable distortion in the corners than a regular
fish-eye and when used to shoot multi-image panos a better stitch.

On 8 December 2013 06:27, Zos Xavius <zosxavius at> wrote:
> The problem with their lenses is really build quality. They have
> really good optics, no doubt about that (especially for the cost), but
> if you look at lensrentals repair list they are all at the top. If
> they started making nice metal bodied primes, a lot more people would
> take them more seriously. Then again their prices would go up as well,
> so I'm all for the cheap plastic fantastics myself. The 24 they make
> is kind of interesting, but I really want their 8mm fisheye which is
> pretty superb. This 10 is very intriguing as well. I can't wait to see
> some shots with it from a K-3. If they can keep distortion low and
> give good edge to edge sharpness at middle fstops, they will have a
> real winner.
> On Sat, Dec 7, 2013 at 1:37 PM, Larry Colen <lrc at> wrote:
>> On Sun, Dec 08, 2013 at 02:24:16AM +1100, Rob Studdert wrote:
>>> The edges aren't that bad on the Sigma 10-20/3.5, they are better than
>>> the Sigma 14/2.8 and the old Pentax A15/3.5. At 10mm wide open it's a
>>> soft right at the extremes but generally if it needs to be used wide
>>> open then light is poor anyhow and the image doesn't suffer for the
>>> lack of edge sharpness.
>>> On 8 December 2013 01:14, Zos Xavius <zosxavius at> wrote:
>>> > I'm not a big fan of the sigma WA zooms. The edges on the 10-20 aren't
>>> > great IMO.
>>> >
>>> > On Fri, Dec 6, 2013 at 11:39 PM, Rob Studdert <distudio.pdml at> wrote:
>>> >> It looks mildly interesting, unless you have a Sigma 10-20/3.5 which
>>> >> is no optical slouch, is less than a stop slower, provides a more
>>> >> versatile focal length range, has HSM focus which allows full manual
>>> >> override and is cheaper.
>> I've found that the 2/3 stop between f/1.4 and f/1.7 can make a big
>> difference, and that shooting indoors with my 8/3.5 I tend to get a
>> lot of that "artsy subject motion blur".  I'll be very interested in
>> seeing how this lens works.
>> If Samyang ever starts putting their optics in lenses with autofocus,
>> Tamron and Sigma will be in serious trouble.  Then again, if they start
>> doing that, their lenses won't be nearly so inexpensive.
>> --
>> Larry Colen                  LRC at
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Rob Studdert (Digital  Image Studio)
Tel: +61-418-166-870 UTC +10 Hours
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