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A photographic lens is used to focus the light onto film or a digital sensor. Many cameras have interchangeable lens systems, allowing the photographer to choose the type of lens to use.

learn more… | top users | synonyms (1)

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1answer
99 views

what is the canon 18-55mm IS lens good for? [duplicate]

is the canon 18-15mm lens good for self portraits and nature pictures {trees, leaves, DETAILED rain or snow} ?
0
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4answers
5k views

What is the most versatile lens for the Sony NEX-6? [closed]

I received a Sony NEX-6 body (no-lens) over the holidays this year and I am looking to find the right lens to match. I am searching for the most versatile lens available for this camera. In other ...
10
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8answers
7k views

What is the fastest lens available for a DSLR?

I've seen references to f1.2 lenses. I was wondering, are there any faster lenses available for a DSLR mount?
2
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1answer
344 views

What lens hood will fit Canon 80-200 f/4.5-5.6 (original)?

My in-law wants a lens hood for his Canon 80-200 f/4.5-5.6. This is the old version of this lens he inherited from someone, not the "II" version or USM version. I think the lens hood that will fit is ...
1
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2answers
510 views

Nikkor lenses: is there any means to know if a lense mount is in metal or plastic

In general, cheap Nikkor lenses mount is in plastic (like the 18-55 provided in some bundles) and many others are in metal. I tried to find the documentation of some lense but on the Nikon page it ...
0
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3answers
2k views

Should I choose the AF Nikkor 50mm f/1.4D or AF-S DX 35mm f/1.8G?

I have D5000 DX body and planning to buy a fast lens. I'm stuck on choosing between "AF NIKKOR 50mm f/1.4D" and "AF-S DX NIKKOR 35mm f/1.8G". I was quite leaning towards 50mm f/1.4D, as I had plans ...
2
votes
2answers
938 views

What is causing the strange lighter circles in images taken with my Canon 15-85?

I took these pictures with my Canon EF-S 15-85mm f/3.5-5.6 IS USM lens this morning: Would somebody please tell me that what is that white part in the lower right corner of the picture? EXIF info: ...
8
votes
2answers
365 views

What are the lens-mount benefits of mirrorless systems?

There are plenty of comparisons between DSLR cameras and mirrorless/EVIL/system cameras, and the overall picture is that the two systems target different users and different uses. But I'd like to ...
2
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4answers
2k views

Good value, fast, budget lens for a Pentax DSLR?

I'm looking to get a good, and reasonably fast lens for my K200d. I'm mostly looking at zooms because I only have the kit (which I find just too slow for most of my shooting) and a nice Sigma 70-300 ...
1
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4answers
2k views

What are the best lens options for Street photography for Sony alpha mount

I have a Sony a57. What are the best suitable lenses for Street Photography compatible with this camera.
17
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5answers
988 views

What is an ultra-wide lens?

What is the point at which a lens is considered "ultra-wide angle" vs just wide angle?
0
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3answers
217 views

slow glass vs. fast glass [duplicate]

I have two L series lenses 24-70 and 14mm and am in need of a longer lense (70-200 or 70-300)my question is since I shoot mostly landscape from a tripod is it worth the expense to go to the L series ...
3
votes
4answers
29k views

What is the difference between Nikkor D type and G type lenses?

I recently bought a Nikon D5100. And along with this camera, I got the AF-S DX NIKKOR 18-55mm f/3.5-5.6G VR lens as kit. It's "G" type lens, right? One of my friend suggested to buy a 50mm f/1.8D ...
7
votes
4answers
303 views

Lenses for fast-paced environment

What two lenses should you carry to be able to take a majority of shots in a fast paced environment? Or more specifically: I just watched a documentary on PBS about Pete Souza, the current White ...
9
votes
4answers
716 views

What is the technical name for a zoom lens which has a fixed maximum aperture?

What is the technical name for a lens which has the same maximum aperture throughout the entire zoom range?
7
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2answers
5k views

Which Zeiss lenses are actually made in Germany?

Recently, I used a Zeiss Makro-Planar T* 2/100 ZE only to find a big "Made in Japan" marking on it. Which of their lenses are made in Germany, and does it matter if it's made there vs. Japan?
0
votes
1answer
71 views

Which should be the next upgrade? [closed]

I own Nikon D5100, with 18-55mm lens kit. I am thinking of buying a new lens. Which is good? I am more of interested in portrait and natural photography. Also which filter works well for these ...
23
votes
4answers
2k views

Do the Lightroom lens correction tools make good lenses less important?

Lightroom has Lens Correction tools such as Distortion, Vignetting, Chromatic Abberation, etc. depending on the brand and model of lens. Due to this feature, is it less relevant what the distortion ...
2
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2answers
473 views

Lightroom lens information incomplete for Sigma lenses

When I import my photos in lightroom, the ones taken with Sigma lenses does not show the exact model designation contrary to Canon lenses that are presented with the full information. On my sigmas ...
12
votes
5answers
998 views

What lens characteristics contribute to attractive lens flare?

Some lenses give really harsh and unwanted flares. Some gives beautiful flares that add depth to an image. What's the science behind this?
1
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3answers
310 views

When a lens and camera are callibrated together, which is changed, and might other lenses be adversely affected?

I wonder what exactly is the calibration of a camera body and a particular lens. I know the effect, but how it is achieved? I recently bought 80-200 (the two-ring version), I was waiting for too ...
8
votes
2answers
398 views

Can we do a refractograph with a lens on?

I just saw this tutorial on how to do refractograph. The tutorial specify that you have to remove the lens to make this work. Do you think it would be possible to do something similar with a lens ...
4
votes
4answers
432 views

Who tells my camera which apertures my lens has

When I mount one of my lenses on my camera, my camera knows which apertures the lens has. So I ask my self: Why does my camera know that for example lens XY has a max. aperture of 2.8 and a min. ...
8
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5answers
378 views

More detail close up at 50mm than further back with at 85mm?

In terms of quality of picture and overall detail of subject (e.g. the face of a child), would it be better to stand closer to shoot at 50mm or stand back at 85mm (assuming the quality of the lens was ...
1
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3answers
1k views

Is the Canon 24-105mm f/4 lens weather sealed?

I know most of the Canon L series lenses are weather sealed but is the Canon 24-105mm f/4 L IS USM lens a good lens for shooting in the rain?
2
votes
1answer
2k views

How do I fix a lens with a problem returning to autofocus mode?

I bought a Canon EF 28-105mm f/3.5-4.5 II USM lens for my Canon 350D. It works mostly fine, except after switching from AF to MF, I can't return to AF mode. After I switch MF->AF, the lens doesn't ...
1
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2answers
555 views

About the 1.6x crop factor on a crop body [duplicate]

I have a 600D and a 7D and I use the kit lens " EF-S "18-55mm and the 55-250 mm , and I am thinking of buying a 24-105mm f4 IS USM L... so does the EF-S suffer from the same 1.6x crop factor as the ...
0
votes
1answer
171 views

Shaky image with soft edges Nikon lens. I dropped the lens

I dropped my 18-105 Nikon kitlens. The image produced after that is like this. Shaky with soft edges. But the focusing mechanism is still running with the regular focusing sound. What could be the ...
1
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2answers
476 views

Why is my new Panasonic Lumix 35-100/2.8 lens making strange sounds?

I just bought the Lumix 35-100/2.8 lens. It focuses and zooms fine, but it makes a tiny weird sound all the time, even when not focusing. I have turned the stabilisation system off and switched to ...
4
votes
2answers
269 views

Can you use a EF-S lens on a full frame camera with an extension tube?

Normally, EF-S lenses won't work on full frame cameras since the mirror might hit the lens. But if you move the lens further away from the mirror with say, an extension tube, will it work?
2
votes
4answers
207 views

Starting with photography and seeking help for day-to-day lens

I have just started taking interest in photography and after reading through couple of blogs I decided to purchase Cannon T2i as a beginner camera. It came with 2 lenses 18-55 (I don't remember rest ...
2
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2answers
210 views

What would appear on polaroid film exposed without a lens?

I am trying to get a better understanding how lenses & focusing works. Let's say that I am standing in a completely dark room holding a unexposed polaroid film, and turn on a TV in the other ...
3
votes
3answers
10k views

What is the relationship between “macro” and “telephoto” lenses? [duplicate]

Can anyone explain the difference between "macro" and "telephoto"? I know that a macro lens will give you a magnification of 1:1 but how does it differ from a telephoto lens?
1
vote
1answer
131 views

When the batteries are fully discharged, the lens does not get in!

I own Sony HX 300 camera. I have two batteries. In one particular lithium battery, the camera cannot get its lens in when the batteries are fully discharged. On the other hand, the other battery has ...
6
votes
3answers
4k views

What is Nikon's equivalent to the Canon L series EF 24-70 2.8?

I would like a great multi purpose lens that could work of a full frame body. At the moment am tossing between getting the 24-70 2.8 from Canon or selling my gear and moving to a Nikon (since all my ...
14
votes
8answers
28k views

Practical Difference Between Nikon 80-200 f/2.8 and 70-200 f/2.8?

As a photographer for my college's newspaper, most of what I shoot is either low light (concerts, dances, etc.) or sports, so I'm looking into getting a low-light/high speed telephoto zoom for my ...
2
votes
1answer
169 views

Thread size and filter diameter

I am trying to buy my husband a gift from photojojo. He has a Canon DSLR. It's the EF-55-250mm. I have found a white balance lens cap that needs a size and the photojojo site says to look for the ...
7
votes
2answers
382 views

How do you judge the build quality of a lens?

Some lenses - mostly expensive ones - are consistently praised in reviews for their great build quality, whereas others get very low credit in this regard. To be honest, I cannot tell much of a ...
1
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2answers
484 views

What is the Zeiss Planar T* 50mm lens?

I was looking for a 50mm f/1.4 lens for Canon mount. I was looking at the usual options when I came across this one : ...
4
votes
1answer
1k views

Why is anamorphic bokeh oval shaped?

I understand that an anamorphic lens "stretches" an image when it is recorded, but when it's played back, it's "un-stretched" so that it looks normal. But with images shot with anamorphic lenses, ...
5
votes
3answers
6k views

How to avoid unflattering facial distortion when using a slightly wide angle lens?

A 35mm prime on a full format body (or 24mm on cropped) is a great lens to walk around with. But when one gets too close to someone to take a picture, invariably some of their features are ...
0
votes
3answers
2k views

I'm getting the kit lens; should I add a 55-250mm or 50mm prime lens?

I am planning to buy a Canon 600D with 18-55 Kit lens. This is going to be my first DSLR. I can afford a 55-250 mm IS II Lens ( as Combo Kit ) or a 50mm F/1.8 Prime lens with my budget. Please ...
1
vote
1answer
1k views

Will a “Sigma AF Telephoto 1:5.6 f=400mm Multi-Coated Lens Japan for Canon AF 072” work with Canon EF mount?

Just have a quick question, recently purchased a cheap Canon 1DMK2 but until then I have exclusively used Sony DLSRs so I am not familiar with Canon mounts/lenses. I have been looking on eBay for a ...
0
votes
1answer
1k views

What type of lens do I need to capture the football field or basketball games from the bleachers [duplicate]

I have a Nikon D3000 camera. What kind of lens do I need to capture my grandson on the football field or playing basketball, while I am sitting in the bleachers?
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votes
4answers
1k views

What causes blurred/non-sharp images taken of stable objects?

I know about two important reasons which are motioning or shaking camera/hands and dust and dirt on you lens but if you have fixed them and still you have blurred/non-sharp results, what can be the ...
2
votes
2answers
563 views

Can I polish a scratch off of lens contacts?

I have a Canon lens (ultrasonic 17-85mm) and the biggest of the contacts is scratched slighty. It is now showing a connection error. It works only from time to time. Is there a way to polish the ...
1
vote
2answers
188 views

What is the lens on top of the 105mm lens?

Does anyone know what's on top of the AF MICRO 105mm lens? The picture is quoted from a image system set up, trying to figure out what's each part of them. Thanks in advance!
3
votes
3answers
5k views

How do the Samyang and Nikon 85mm portrait lenses compare?

I'm looking to buy a 85mm portrait lens for for my D7000. My budget is around $300-400. I've currently shortlisted the following two lens: Nikon 85mm f/1.8G Samyang AE 85mm f/1.4 (the one with the ...
1
vote
0answers
1k views

Macro shots using Nikon AF-S 55-300mm [duplicate]

I know, it's not a macro (or, in Nikon terms, Micro) lens. But, want to use it that way sometimes. Though, for budget's sake, i was considering a Tamron AF 70-300mm(F/4-5.6 Di LD Macro), but, ended ...
6
votes
2answers
725 views

Why are there no fast APS-C zooms beyond 55mm?

I am looking to add a longer lens to my current zoom (a Tamron 17-50) for my Nikon D300 (but I believe this question is relevant across aps-c lens manufacturers). There is just one currently in ...