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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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6answers
2k views

Which prime lens to get after the 18-55mm & 55-250mm?

I started out with the 18-55mm IS kit lens on my Canon EOS 550D over a year ago, and added the 55-250mm IS a couple of months back to augment my telephoto reach (based on the recommendations in one of ...
9
votes
4answers
2k views

What Nikon lens to buy to make photos of birds?

Currently, the zoomiest lens I have is a Nikon 18-200mm. I want to be able to take photos of wildlife, or in most cases birds, which I can't do at 200mm. For a long time, I wanted to purchase a Nikon ...
8
votes
1answer
988 views

What's the small white plastic dome on old Pentax lenses?

My old Pentax lenses have a small white dome between the aperture ring and the focus ring. See the photo below: The clear white dome calls to mind the larger white plastic domes used in light ...
7
votes
2answers
2k views

Any reason to buy stock lens for Sony Alpha if I already have good Minolta Maxxum lenses?

I am a novice photographer looking to get into DSLR photography. I have an old Maxxum 5 and a couple lenses for it: a 75-300 zoom and a 28-80 zoom. After reading this question, it is clear that ...
7
votes
2answers
306 views

Do normal macro lenses suffer the same light reduction as tubes?

When stacking tubes to make a normal lens a macro lens, you have significant light lost due to the increased distance. Do normal macro lenses suffer the same fate? Why or why not?
7
votes
2answers
6k 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? ...
7
votes
6answers
277 views

Is it technically possible to build a camera body to correct for lens defects?

Most lenses tend to be expensive because the lens needs to be very complicated in order to correct for various optical effects (aberration, etc). Is it possible to build a sensor and processor ...
7
votes
3answers
378 views

Does it make sense getting any of these “extra” lens packages?

I see many extra lenses on bestbuy.com sold with the Nikon D7000 I am interested in buying. Are any worth it? Are they any good? And, since they bundle them, is the price better then buying the ...
7
votes
2answers
662 views

Why can only certain Canon lenses be fitted with an extender?

Is there a reason only certain lenses can be fitted with an extender? I'd really love to be able to fit the extender to some of my cheaper lenses.
7
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5answers
2k views

Are third-party alternatives to the Canon 70-200 f/2.8 worth the price savings?

Has anyone used the 3rd party 70-200 lenses? Are you happy with the quality, or do you wish you had saved up for longer and got the Canon?
6
votes
1answer
493 views

When focusing at max zoom, focus is lost after zooming out. Is that normal?

On my Canon kit lens, I could completely zoom in, focus on the object and then zoom out to take the picture with the object still in focus. Now I have a Sigma 18-200mm (with a Canon 600D) and that ...
6
votes
3answers
5k views

How do I make a package look “heroic and important” in a advertising shoot?

I've been given the following assignment, and unsure what to do with it. An advertising agency has hired you to photograph individual "pack shots" of a range of packet soups. The soups come in ...
6
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2answers
2k views

What does “N stops” mean when describing an image stabilizer?

If you ever purchased any lens with IS then you have heard this term like "3 Stop Stabilization" or "4 Stop Stabilization". Now, I am familiar with this Stop for ISO and Aperture. But this I don't ...
6
votes
6answers
2k views

Is it important that the Canon 1DX isn't specified to autofocus with lenses slower than f/5.6? [closed]

Seeking the lens market AND the related info WRT Canon 1D X, I found some things which seems concerning: 1st, a note from Canon's Chuck Westerfall (see here) saying: “AF is unavailable on the ...
6
votes
1answer
701 views

Canon 70-200/2.8 IS (mk1) VS 70-200/4 IS

Currently debating which of these lens to get. The f/4 does have the advantage of being lighter, and there have been reviews that it's sharper than the f/2.8 wide open or with both at f/4. Rather ...
5
votes
3answers
553 views

What does it mean that a lens is x millimeters?

Every lens has different focal length in terms of millimeter so if I have a 100mm lens, what does that refer to? Does it mean the length of the lens itself is going to be 4 inches long, or does this ...
5
votes
7answers
4k views

What DX Nikon lenses should I look at for concert/club photography?

I'm looking at upgrading my kit for a music photojournalism internship over the summer and I was wondering what the best way to spend $600 was. My current setup is a d7000, a kit lens, a manual ...
5
votes
3answers
4k 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 ...
5
votes
2answers
2k views

wide angle and macro lens converter or adapter

I'm new to the world of photography and also have a pretty tight budget, so I'm interested if anyone has tried using a wide angle + macro lens converter/adaptor such as this (Forum discussion about ...
4
votes
2answers
759 views

What tools and spare parts are needed to repair Canon 200mm f/1.8 USM prime lens?

The focus of Canon 200mm f/1.8 L seems to be entirely USM driven. Manually rotating the black ring has no impact at all on mine, as it is broken. What tool set would be the best I could buy (from ...
4
votes
3answers
1k views

How do I avoid dust entering my camera when changing lenses?

Akin to Should I be worried about getting dust inside my SLR? and What should I do to avoid switching lenses?, I have a certain paranoia of dust/debris entering my camera when changing lenses. Are ...
4
votes
1answer
687 views

What's difference between DSLR and bridge camera lenses?

A typical zoom/telephoto lens can cost a lot but a Canon PowerShot SX40 model has a zoom lens of 24-840mm ! And the camera as a whole still costs less than a single lens. I know that they differ a ...
4
votes
5answers
12k views

If I have an 85mm lens for portraits, is a 50mm useful as well?

I recently got my Canon EF 85mm f1.8, after lot of thought over if I should buy Canon EF 85mm f1.8 or Canon EF 50mm f1.4, I decided on 85mm so that I can shoot portraits of people even from a ...
4
votes
1answer
1k views

Is AF-S DX Micro NIKKOR 85mm f/3.5G lens good for both macro and portrait photography?

I'm thinking of buying a macro lens am considering the Nikon AF-S DX Micro NIKKOR 85mm f/3.5G ED VR. Is this lens really good for portraits? Where can I find sample pictures taken with this lens? Is ...
3
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3answers
498 views

Will a filter cause more or less damage when lens is dropped?

I recently dropped my camera bag from around waist level to the ground. The ground is somewhat padded (carpet) and the bag itself has padding (the typical messenger type of bag's padding). The camera ...
3
votes
3answers
3k views

Can the lenses of a Canon EOS film camera be used on a digital one?

I have lenses from a Canon EOS rebel Xs film camera: 28-80mm f/4-5.6 II (diameter 58mm) and a Sigma 100-300mm f/4.5-6.7. I am thinking to buy a Canon Digital 40D and use these lenses. Will those ...
3
votes
4answers
26k views

What should I do when my Nikon AF-S lens won't auto focus?

I have a Nikon 35mm f/1.8G AF-S DX I bought for my Nikon D5100, it's only a couple months old, never been dropped or anything, and it all of a sudden won't auto focus. Anyone know if this is a simple ...
3
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2answers
2k views

Will a prime lens help me get better portraits at a wedding?

I have a Canon 600D with the EF-S 18-55mm f/3.5-5.6 IS lens. I have a friend's wedding coming soon, and I'm not sure if my zoom lens will do a good job or not. I was thinking of buying a prime lens so ...
3
votes
1answer
6k views

What is a “2.2X Pro Telephoto” lens?

I am looking to enter the world of SLR cameras and learning some more about lenses. I came across a package that has a 2.2X pro Telephoto what exactly does that mean and how does it work? (Please ...
3
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3answers
792 views

Image Stabilization in Lens vs Body: Which is Cheaper?

Is Image Stabilization better in the lens or the body? Someone already asked that. But I'm trying to make a purchasing decision. It seems that the short answer to my title question is that it's ...
2
votes
4answers
172 views

What should I look for in lenses for long range and close up animal and natural shots?

I am looking at trying to buy a long range lens for shooting animals and nature. I'm kinda new to photography and am not sure which brand or size I should be looking for. What features are important ...
2
votes
1answer
2k views

Nikon D3200 does not recognize the Nikkor AF-S 50mm 1.8G

I bought a new Nikkor 50mm AF-S 1.8G to add to my Nikon D3200, however, it will not recognize the lens. It says "Lens Not Attached" in all modes with error "NON CPU lenses can only be used in manual ...
2
votes
1answer
890 views

What does “angle of view equivalent to that of some lens in 35mm format” mean?

Does "angle of view equivalent to that of 22.5-585 mm lens in 35mm [135] format" for a digital camera mean that the lens is equivalent to a 22.5-585 mm lens for a DSLR camera?
2
votes
2answers
2k views

Do lenses affect color fidelity?

It seems to me that my costlier (Tamron 90 f/2.8 macro) lens gives better colors than my cheap Canon 18-55 IS kit lens. So does lens matter for color quality? What physical processes are involved in ...
2
votes
1answer
322 views

How do I select a superzoom lens for travel?

I have my good old Nikon D40. Almost all time I was using default "boxed" 18-55mm lens, but now I feel a big need to buy a lens for getting pictures that I can't get now. I travel a lot and like to ...
2
votes
4answers
1k views

Where to buy used Nikon lenses in the USA?

What are some of the sites available for buying used lenses for the Nikon D-90 camera body? Do any specialize in Nikon or have enough supply to deeply cover Nikon lenses?
2
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3answers
2k views

Which lens should someone who enjoys the Canon EF 50mm f/1.8 get next?

I bought a Canon 550D months ago, and at that point I chose the 50mm f/1.8 because it was super affordable and quite popular. I must say I've taken some really wonderful photos with it; mostly with ...
2
votes
1answer
1k views

Which 70-300mm lens between the Nikon VR and Sigma? [duplicate]

I am confused about selecting a 70-300mm lens. I have 2 lenses to decide between, the 'Nikon 70-300mm f/4.5 - 5.6G ED-IF AF-S VR' and the 'Sigma 70-300mm F4-5.6 APO DG'. I hear lot of good things ...
2
votes
5answers
1k views

Should I buy this Nikon 50mm f/1.8?

I've got an opportunity to buy a Nikon Nikkor 50mm f/1.8 AF-D prime lens for £75. Has anyone used this lens who could give an opinion? The reason I'm looking into buying it is that in an earlier ...
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vote
3answers
1k views

Difference between Minolta MC and MD mounts and can they be used on AF camera?

I am looking at some older lenses for sale. There are a lot of Minolta MC and MD mount lenses out there. Can they be used on an AF mount body at all (as a fully manual lens)? Will either of the MC ...
1
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4answers
363 views

Why does crop factor apply with APS-C lenses, and why aren't these brighter than FF ones at same aperture?

I know that the image circle of FF-lenses is bigger than it needs to be on APS-C sensors, thus the FOV spears narrower. I've heard that APS-C lenses sit closer to the sensor, thus projecting a smaller ...
1
vote
1answer
521 views

Nikon D3100 Beginner Lens not attached error message

I have a Nikon d3100 with the nikor 18x55 lens. Whenever I attach the lens and turn the camera on it's simply saying "lens not attached". The only time it will take a picture is in manual mode and ...
1
vote
1answer
390 views

Can I save money on lenses by buying a Nikon camera with an in-body autofocus motor?

I have dilemma what camera is better Nikon D5100 or D90. The first one is newer but the second one has lens servo ("screwdriver") motor. My question is: can I save some money overall with the more ...
0
votes
2answers
210 views

Can Tamron 16-300mm Macro Lens fit to Canon EOS 600D?

I use Canon EOS 600D and I want a lens with a larger range. I found out Tamron 16-300 f/3.5-6.3 Di II VC PZD Macro Lens, I added it into my wishlist. I did some research on it and I'm scared that it ...
0
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3answers
885 views

How do I convert focal length to maximum distance?

I would like to know whether there is any relation between focal length and distance. For example, what is the max distance I can shoot from a 55mm-300mm lens?
0
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1answer
491 views

“Lens not attached” appearing whenever I try to use my Nikkor 70-300mm?

I've had my Nikon D5000 for about two years now. It has never failed me! I have only two lenses, the standard 18-55mm lens and a 70-300mm lens I received about two years ago. I've never had a problem ...
0
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4answers
4k views

What's the best lens for shooting baby and kids with a DX Nikon?

I have a Nikon D5100 and want to see whats the best lens for shooting pictures of a baby and kids running around inside and outside? I would like to stay under $1,000. Thanks for the help.
0
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2answers
14k views

What is the difference between DX format and FX format lenses, and which to choose for what purpose?

http://www.nikon.co.in/products.php?categoryid=1011 What is the difference between DX format and FX format lenses, and which to choose for what purpose? What are the pros and cons of both?
0
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2answers
699 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 ...
-2
votes
4answers
772 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 ...