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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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214 views

What web-based expert resources for Nikon are similar to The Digital Picture for Canon?

I've followed Canon photo products for years and I can't go past this great expert resource on Canon cameras, lenses and few other accessories photographer should know about and read before buying ...
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3answers
7k views

What makes a Carl Zeiss lens so special in a smartphone?

There are smartphones on the market that have a focus towards photography. Some are equipped with a Carl Zeiss lens. I have looked into Wikipedia, which tells me that they are a brand who produces ...
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4answers
1k views

Why buy an expensive manual focus lens?

What are the benefits of (expensive brand new) manual focus lenses? Why did you, for example, buy a manual focus Carl Zeiss 85/1.4 rather than an auto-focus Nikon 85/1.4? I'm not concerned with ...
14
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5answers
359 views

Is it possible to adapt lens from one brand into another brand's body?

I'm thinking about buying my first DSLR (I have no experience) and was thinking about the lens brand issue. I'm thinking I should buy a Pentax Kx because of it's cost-effective value, but I'm ...
13
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4answers
837 views

Does Canon make an L series lens with a plastic lens mount?

An online retailer is telling me that Canon 24-105 f4L lens comes in two versions, the USA model with a steel lens mount and an import with a plastic lens mount. Is this true?
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4answers
2k views

What can cause an “Err 99” on my Canon DSLR?

Err 99 Shooting is not possible. Turn the power switch to <OFF> and <ON> again or re-install the battery. Every now and then when shooting with this lens, I'll get this error ...
12
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4answers
4k views

Is there a drawback in buying an imported (gray market) lens?

I am planning to buy a Nikon 55-200mm lens and I was checking prices at B&H and there is a $30 difference (almost 15% of cost) between "Imported" and "USA" lenses. What is the difference between ...
12
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8answers
6k views

How do I choose a macro lens for a Canon APS-C camera?

I have a Canon 40D and like taking macro shots sometimes, so I'm thinking of buying a macro lens. I'd also like the lens to double up as a portrait lens. I'm not a super serious photographer, so my ...
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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 ...
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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
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1answer
1k 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 ...
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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
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2answers
314 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?
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2answers
1k views

Why are some lenses so expensive?

I have read about and seen many lenses that are very expensive; upwards of 8-10 thousand (US) dollars. I ran across this lens and it was priced at an incredible 26,000 dollars. And this one at ...
7
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6answers
280 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
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2answers
800 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.
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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
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1answer
546 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
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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
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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
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1answer
3k views

Why Must I Lock The Aperture On My AF Lens On My Nikon D40

I am using the Nikon 50mm f1.8 AF lens on my D40 and the photographs look excellent - I have to manual focus, but this suits me just fine for the portrait shots I'm taking. The problem is that to use ...
6
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1answer
728 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
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3answers
619 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 ...
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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 ...
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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 ...
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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
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2answers
815 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
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2answers
221 views

How do I best compare lenses?

Recently I purchased a $280 50 mm f/1.4 Canon lens. I've got a few lenses at this point, and I generally buy them on reviews and my needs. I bought this lens to do portraits. I also have a `18 - 55 mm ...
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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
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1answer
713 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 ...
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5answers
2k views

Does sensor size affect lens distortion?

There was recently a video posted about how different focal lengths affect portrait photography, specifically how distortion at smaller focal lengths have more distortion and are less flattering. So ...
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5answers
13k 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
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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
551 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
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3answers
4k 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
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4answers
32k 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
636 views

What are good websites to buy second hand/after market lenses? [closed]

Besides the obvious eBay and Craigslist, are there any good sites for second hand lenses?
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
7k 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
832 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
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4answers
192 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
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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
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1answer
928 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?
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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
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1answer
332 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
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4answers
2k 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
3k 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
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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
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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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2answers
167 views

Which sensor “full frame” vs. APS-C (1.6 crop) gives more distortion?

Which sensor "full frame" vs. APS-C (1.6 crop) gives more distortion using the same lens? I mean, would a 10mm lens on a full frame camera show more or less distortion than if it were on an APS-C (1.6 ...