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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.

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51
votes
7answers
41k views

Why do pro photographers use huge lenses to take portrait shots?

Every time I see a photoshoot video on youtube, the photographers have the biggest lenses I have ever seen in my life to shoot portraits or full-body shots. For example, the Nikon 70-200 f/2.8 ...or ...
4
votes
3answers
624 views

What are the summary rules for when to use image stabilization and when not to?

When I got my DSLR, I took a lot of pics and all of them came excellent, even though I had VR at the "Off" position. Since those came out so well, I wonder when should I turn VR on, and when I ...
6
votes
7answers
3k views

Is the Canon 28mm f/2.8 sharp and good compared to the 18-55mm kit lens?

I have a Canon 500D/T1i with the kit 18-55mm IS lens. I need to replace the kit lens with a prime as a work around lens. I usually take photos of streets, people etc., and use the 20-35mm range of ...
2
votes
2answers
16k views

What is the difference between these two 18-55mm kit lens options for the Nikon D3100?

I want to buy D3100 with lens, but I'm not sure I understand the difference between these 2: AF-S DX 18-55mm 3.5-5.6G ED II (VBA280K002) - 480€ AF-S VR DX 18-55mm 3.5-5.6G (VBA280K001) - 460€ VR ...
3
votes
1answer
1k views

Which famous photographers used mostly one lens throughout their careers? [closed]

Which famous or outstanding photographers did use mostly only one focal length throughout their career and what focal length did they use? For medium and large format photography, please indicate a ...
7
votes
2answers
11k views

What is CLA service?

I've seen the term used in used lens listings, e.g "recently CLA'd". I have a few questions, but I think they're related enough to only warrant one post: What does CLA stand for, and what is it? ...
1
vote
0answers
174 views

Can a Macro lens be considered useful for shooting other than Macro scenes? [duplicate]

Possible Duplicate: Is a macro lens suitable for distant subjects - wildlife, sports, portraiture? For scenes like Portraits, landscapes, cityscapes, food photography etc, can Macro lens be ...
1
vote
4answers
410 views

How can I learn about the differences between types of lenses, so I can choose the best lens for my purpose?

I'm learning photography and all its elements. Probably this question is really stupid, but I have to ask. I'm not dealing well when the question is equipment and one of the reasons I know this is ...
15
votes
6answers
34k views

If I have a 18-55mm lens, is there a point in buying a 35mm prime lens?

I have the Nikon kit lens that came with a D5100 — the kit lens is 18-55mm f/3.5-5.6 AF-S DX VR Nikkor Zoom. I was thinking of getting a fast lens and I am looking to buy the Nikon 35mm f/1.8G DX. ...
2
votes
0answers
159 views

Is there an adapter for Canon AE-1 lenses on Canon 550D? [duplicate]

Possible Duplicate: Is it worth it to buy an FD-EOS adapter, or is it better to exchange a misbought lens? Is there a way to use my old Canon AE-1 lenses on my new EOS-550D?
4
votes
3answers
12k views

What lens to purchase for my Nikon D5000 for great portrait shots and pictures that are a distance away?

I have the Nikon d5000 camera, and I am looking for some new lenses. I am not quit sure what to get that will service all of my needs, and I would like to know the options before I shell out a lot of ...
2
votes
1answer
3k 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 ...
3
votes
3answers
637 views

What lenses should I choose for a night boat cruise?

I'm going to a boat cruise tonight in London. With the following kit to choose from: Nikon D7000 Nikkor 35mm f/1.8 Nikkor 16-85mm f/3.5-5.6 Nikon SB-400 Yongnuo YN-465 I will definitely have both ...
8
votes
3answers
1k 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 ...
2
votes
4answers
437 views

Why does my camera's meter suggest the same exposure time for lenses with different apertures?

On the same camera body (Canon 1Ds MkII) at the same ISO setting (400) and with no filters attached, two different lenses give the same exposure time (0.4s) at very different apertures. The lenses and ...
9
votes
5answers
9k views

Why does my HTC cell phone lens appear so dirty, and how can I clean it?

My cell phone lens that looks dirty; or, I'm not even sure it qualifies as a lens — it's the transparent cover. See the photo below. I'm not sure if the lens was always like this or it happened at ...
1
vote
1answer
633 views

What is behind the mechanical issue with my Canon 70-300 lens? [closed]

Today I've realized my 70-300 zoom does not rotate fully. In fact, it stops just before the 300 sign is reached in the ring. There's some metallic noise inside the lens when I move it, which let me ...
0
votes
1answer
1k views

What is the EF 28 - 105 mm 1: 3.5-4.5 lens best for?

I've been shooting for about a year now and am slowly acquiring lenses. I just bought two used on craigslist from someone who was getting rid of equipment. Canon EF 28 - 105 mm 1: 3.5-4.5 Canon EF ...
6
votes
3answers
269 views

What is the influence of the camera on the performance of a lens?

Shouldn't a lens be good or bad independently of the camera it is used with? After seeing these reviews at DxOMark I got confused. By changing the camera where the lenses are tested I get different ...
2
votes
3answers
2k views

EF-S lens focal length [duplicate]

Possible Duplicate: Does my crop sensor camera actually turn my lenses into a longer focal length? If I have an EF-S lens with a focal length of 10mm on an APS-C camera (i.e. with sensor crop ...
3
votes
3answers
13k views

Why is my Nikon lens suddenly extremely dark?

I was going to take pictures of my daughter at the race track, and when I put my lens on my camera (as I have done several times before) this time it was very dark and didn't seem to work properly. I ...
2
votes
5answers
376 views

What to replace a mediocre Sigma 18-200mm with?

I'm thinking about options to replace my Sigma 18-200mm. I have a Canon T1i and a Canon 50mm f1.8. With the Sigma I wanted an "all round" solution, but as it turns out the lens is neither fast nor ...
15
votes
4answers
2k views

What is a parfocal lens and how beneficial is it to photography?

I heard someone say that after using a parfocal lens for the first time, they would never switch back. What is a parfocal lens, how is it different from any other lens, and what are the advantages and ...
5
votes
3answers
5k views

What does the millimeter measurement of a macro lens mean?

I understand that the millimeter measurement on a lens is, for lack of a better term, how far it can "zoom" in or out, but what about macro lenses? What does the millimeter measurement signify? How ...
6
votes
2answers
8k views

Is the difference between a good 50mm vs 85mm lens just your distance from the subject?

I was wondering: is the difference between a 50mm f/1.8 lens and a 85mm f/1.8 lens just your distance from the subject? Let's assume that distortion is minimal; both lenses are of high quality. Does ...
7
votes
5answers
2k views

What insurance options are available for rental lenses?

I am thinking about renting a couple for expensive lenses ($900+) from Adorama. I'll be visiting NYC from Chicago. They state on their rental page. We do not provide Insurance. We strongly ...
1
vote
1answer
746 views

Is a Tamron AF 28-300 F/3.5-6.3 with Canon 60D a wise choice for action photography?

I am considering buying a refurbished canon 60D and a Tamron AF 28-300 F/3.5-6.3XR lens. I take a lot of scenery but also fast action photography-dragracing etc. Is this a wise choice considering AF ...
29
votes
10answers
72k views

Why does fungus form in lenses, and how to get rid of it?

Recently I was using an old Pentax 50mm f/2 that had a quite big green spot, and later I was informed that it was a fungus. A couple of questions raised from this: Why does fungus form inside the ...
1
vote
1answer
538 views

Can the Tokina AT-X 165 PRO DX AF 16-50mm f/2.8 actually be found new, and how does it compare to the Canon EF-S 17-55mm f/2.8 IS USM?

I am having difficulties finding in-depth (Canon mount) reviews and comparisons for the Tokina AT-X 165 PRO DX AF 16-50mm f/2.8 lens. This lens is currently not sold on Adorama and B&H says that ...
2
votes
2answers
321 views

Which second-hand lens for under $1k would be best for taking pictures of distant birds?

I went on vacation with my Nikon 55-200mm f/4-5.6G lens. I did a lot of bird watching and whale watching. I had a lot more fun taking these types of pictures than I thought I would. I think I took ...
-3
votes
1answer
514 views

Which of these three prime lenses should I choose for my Canon 5D Mark II? [closed]

Which lens should I pick between the following, I'm after nice color / contrast: Leica 50mm f/2 Summicron-R Canon EF 50mm f/2.5 Macro Voigtländer 40mm f/2 Ultron SL II Anyone with experience with ...
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 ...
5
votes
4answers
4k views

How can I attach a lens without a collar to a tripod?

I have a Nikon 80-200 f/2.8 push-pull and I wonder how to use it on a tripod. There is no collar. What is the best solution to attach it to a tripod? ("Best" is rather vague, it should take into ...
3
votes
1answer
325 views

What adapter do I need to mount a Konica lens on an Olympus E-520?

I bought a Konica Super Albinar MC auto zoom 1:4.5 F=80-200 mm no. 911485 55 lens for my E-520 Olympus camera. The adapter I already have does not fit and I desperately need to know what kind of ...
4
votes
2answers
2k views

Why f/22 is the highest possible setting for the aperture diaphragm?

My first DSLR camera was Canon EOS 350D. Now I've got an upgrade to Nikon D90. Both were/are with the kit lens. Whenever I'm taking a picture with biggest zoom (55mm on Canon, 105mm on Nikon) the ...
0
votes
2answers
768 views

How do I choose a telephoto zoom lens? [closed]

I have a Canon 1100D kit (18-55mm IS II) and a 50mm f1.8 lens. Now I'm looking for a zoom lens. What do you think about the following: Tamron 18-200mm f3.5-6.3 Tamron 70-300mm f4-f5.6 DI LD Tamron ...
35
votes
4answers
24k views

What does the number of elements and groups in a lens mean?

All lens specifications include a statement of how many elements the lens contains, and in how many groups, for example: Nikon AF-S VR Zoom-NIKKOR 70-300 mm 1:4,5-5,6G: 17 elements in 12 groups (two ...
4
votes
7answers
599 views

Are there recent entry-level/prosumer DSLR cameras that can use/are compatible with high quality older manual lenses?

A reason to use older lenses is to save money on bigger zoom or other normally expensive auto-focus lenses. Is this still something people do?
0
votes
1answer
459 views

What does the “L” in the L-Series Canon lenses stand for? [duplicate]

Possible Duplicate: What is the difference between Canon “L” lenses and non-L lenses? Any ideas? Just curious. Some seem to think it stands for Luxury.
-1
votes
1answer
2k views

What does the F number in a lens name mean? [duplicate]

Possible Duplicate: What does the f-stop printed on the lens refer to? I understand that for a DSLR you can modify the aperture(the F number) to allow more or less light to enter the camera. ...
0
votes
2answers
8k views

What do the lens parameter abbreviations mean? [duplicate]

Possible Duplicate: What do all those cryptic number and letter codes in a lens name mean? Canon EF 50mm f/1.8 II What does EF, II mean? Sigma 10mm/F2.8 EX DC Fisheye HSM compatibil Canon ...
6
votes
5answers
921 views

Which one wide-medium lens to buy as the main lens for an outdoor wedding?

I have my first solo wedding gig coming up and I'd love recommendations for almost any lens (under $1500, preferably) to go on my 7D. My Sigma wide-angle is basically no longer usable. I have some ...
32
votes
8answers
5k views

Do I really need a fast 50mm lens?

Everyone I speak to says that a 50mm lens is the best and beats them all as an all-rounder. I was wondering whether to get myself a decent, fast 50mm as well. However I'm still not 100% sure whether I ...
5
votes
3answers
5k views

Why aren't there Tokina lens profiles in Lightroom, and how do I get one for mine?

I have a Nikon D90 and a Tokina 11-16mm. I want a lens profile for Adobe Lightroom, and it seems they have all known brands out of the box but Tokina. Why is that? How can I add a profile for my ...
5
votes
3answers
2k views

Do Nikon AF-S lenses perform better than AF lenses?

I am going to be getting a Nikon D7000 soon. I think I'm correct in assuming that the Nikon D7000 will use its own focus motor for an AF lens, but allow the lens to use its motor for an AF-S lens. I'...
2
votes
1answer
620 views

How much difference is there between the Pentax DA 55-300 and FA 80-320?

I currently have a Pentax FA 80-320, and it's very nice to have a long zoom available. Lately, I've been considering "updating" to the DA 55-300. I also have the DA 50-200, so the lower end of the ...
5
votes
6answers
5k views

Between Nikon 18-55mm II and 50mm f/1.8, which suits my needs better?

I am an absolute beginner in serious photography. I'm a position to get a Nikon D70 body for $100 or so. I've been researching lenses and I'm debating if I should get the one that originally came ...
6
votes
4answers
13k views

Best portrait lens for canon 7d that gives beautiful bokeh?

I tried using the 70-200mm but I couldn't stand how heavy it was and how far away I had to be from the model! Opinions? I was thinking between 85mm 1.2 or 50mm 1.2 ....or another lens? Any help ...
3
votes
3answers
779 views

Which would be more suitable lens in terms of utility, weight, price: 18-135 or 18-55 + 55-200?

Is it better to invest in one 18-135mm lens or have a standard 18-55mm lens and another 55-250mm lens for occasional need?
-1
votes
2answers
689 views

How do I decide the best aperture to use with my Canon 18-200mm lens and 50D?

I am using a Canon 50D with the 18-200mm lens it came with. Some of my pictures turn out un-sharp, even taking metering and Auto Focus points into consideration. I wonder if this is caused by my ...