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4
votes
3answers
112 views

How do I rig up a color filter for my Sigma 8-16mm Ultrawide?

I am a bit confused... I'm not sure if the cokin system will work on my lens, as my lens doesn't have threads for a filter. I've found that placing a Z series cokin filter in front of the lens will ...
5
votes
3answers
466 views

What differentiates a Canon standard zoom from an ultra-wide angle zoom?

I was checking the Canon website and found that the EF-S 15-85mm f/3.5-5.6 IS USM lens is a "standard" zoom lens, whereas the EF 17-40mm f/4L USM is described as an "ultra-wide" Zoom. Is there ...
6
votes
1answer
1k views

How difficult is it to correct mustache-style distortion?

I am considering the Samyang 14mm Ultra Wide-Angle f/2.8 IF ED UMC but I am somewhat concerned about the 5.3% of mustache-style distortion this lens produces. I like most of what I read about this ...
1
vote
2answers
99 views

Are there any wide angle lenses that will work on the NIKKOR 1 to give about 24 35mm equivalent?

I like the look of the NIKKOR 1, but wish to have the option of a real wide angle len. Can I get one at a reasonable price by using mount converts etc?
2
votes
1answer
316 views

Are there any sample images out there taken with ND filter and the Sigma 8-16mm lens?

I am deciding on getting an ultra-wide lens mostly because a lot of my shots are taken at 17mm and it's often not wide enough. I narrowed it down to either the Sigma 10-20mm or Sigma 8-16mm. (APS-C) ...
2
votes
3answers
389 views

Better 10-22mm lens for Canon

The famous Canon 10-22mm lens is quite well-built. The image is sharp near the corners, and it has a fast auto-focus system. But unfortunately, it's aperture is relatively narrow... Would there be ...
8
votes
3answers
849 views

How can a 24-70mm and a 10-22mm both be “wide angle” lenses?

I've been looking at a 10-22mm lens for my Canon T2i. I've also come across some other "wide angle" lenses, like the Sigma 24-70mm F2.8. I don't understand how a wide angle lens can have such high ...
5
votes
3answers
3k views

Which filters could I use with Sigma 8-16mm f/4.5-5.6?

I am very keen on purchasing the Sigma 8-16mm f/4.5-5.6 DC HSM lens, but one of the draw backs of this lens is that I can't put normal / standard filters on it. Can anyone please advise if I could ...
10
votes
4answers
2k views

How wide can a lens be before it begins to produce distortion?

Some lenses will produce distortion near a photo's edges (lines that should be straight begin to curve). Fisheye lenses definitely do this, and some ultra-wide lenses will do this too. I like wide ...
12
votes
7answers
3k views

Does an ultra-wide lens perform well in landscape photography?

I own a DSLR for less than a year, currently shooting with my Nikon D90 and 18-70mm DX lens. Since the beginning of it, I am deeply in love with shooting landscapes photography: seascapes, skyscapes, ...
17
votes
5answers
694 views

What is an ultra-wide lens?

What is the point at which a lens is considered "ultra-wide angle" vs just wide angle?