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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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3answers
1k views

How far away can I be and still get a sharp subject with a 100mm lens?

If I have a 100mm lens, how far away can I shoot the subject? If I am shooting basketball, how far can I shoot the subject and still get a sharp picture?
3
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3answers
2k views

Nikon non-VR 70-300 lens for entry-level bird photographer?

I am an entry level photographer who'd like to start taking pictures of birds. I have a Nikon D40 and am on a budget. I noticed on the B&H site that the non-VR Nikon 70-300mm lenses are around $...
2
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2answers
499 views

How important is it that the Canon 50mm f/1.4 lens does not return distance data?

I read at the photonotes website that the Canon 50mm f/1.4 USM lens does not return distance information to the camera, to be used for E-TTL II. How important is this, and should this be a ...
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 ...
14
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5answers
5k views

Why are push/pull zooms relatively rare?

The Canon EF 100-400mm f/4.5-5.6 L IS USM has a push/pull zoom mechanism instead of a zoom ring. Other lenses, like the Nikon 80-200mm f/2.8 AF that was released in 1988, use this type of zoom too, ...
2
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3answers
600 views

Can I fit a Minolta 35mm lens to a Micro 4third mount? [duplicate]

I have old 35mm lenses for my old Minolta camera. I'm going back to photography and getting an Olympus PEN E-PL1 (micro four thirds mount). Can I use my old lenses on such a box or do they become ...
1
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2answers
486 views

Could a filter damage the curved front element of the Canon EF 100mm f/2.8 Macro USM?

I just got the Canon EF 100mm f/2.8 Macro USM and I really want to put a UV filter on the lens to protect the front element, but I feel uneasy screwing one on because of the curved front element. I ...
2
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1answer
357 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 ...
28
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3answers
2k views

When you zoom in with a lens on an SLR why does the lens go in then out?

I guess this is more a question of optics than photography but I just got an SLR with a basic 18-55 lens. I noticed that when going from 18 to 55 or 55 to 18 the lens physically comes back in and ...
2
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2answers
620 views

How can I find which lenses have “Continuous manual focus”?

Canon lenses with USM auto focus can be called "continuous manual focus" (at least some). By this I mean that you can override the AF without switching it off. I've found this very handy, and I often ...
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3answers
353 views

Which Nikon lens do I have?

Trying to sell a lens, and a dealer that buys used photo items and used KEH to give quotes is unable to decide what lens I have. Here's a link to a lens that as far as I'm able to tell looks exactly ...
60
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12answers
8k views

Is it lenses which make your photographs, not camera bodies?

I read somewhere on this site itself that you should spend more on your lenses and less on your camera bodies. Is it a myth or a fact that mostly it is the lenses which make your photographs not the ...
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?
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3answers
4k views

What is the meaning of single focal length?

The Nikon AF-S DX Nikkor 35mm f/1.8G is described as a single focal length lens: http://www.nikon.co.in/products.php?categoryid=1014. What does that mean? What are its disadvantages as compared to ...
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4answers
1k views

Tamron AF 70-300mm f/4.0-5.6 Di LD Macro Zoom Lens for Canon Digital SLR Cameras for Canon Rebel T3i

does Tamron AF 70-300mm f/4.0-5.6 Di LD Macro Zoom Lens for Canon Digital SLR Cameras suite my Canon 600D? and is it good for macro photography? I'm looking for a cheap option (under 200$) to shoot ...
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5answers
2k views

Could an old Nikkor-P lens damage a DSLR?

Someone was interested in buying my D3000 body (I had upgraded and want to keep the lenses). He had a very old Nikkor-P lens, which seemed to fit onto my camera alright. But the LCD screen said "lens ...
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3answers
2k views

Choosing Nikkor Lens For Panoramic Photography?

I want to buy a wide or fisheye lens for taking panoramic (360°) photos. My camera is the Nikon D7000 . I am a little bit confused about FX and DX lenses; could you guide me to select the correct lens?...
3
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1answer
217 views

What constitutes the quality difference in lenses with exactly the same specifications but different brand names?

Example: I wish to purchase a lens with the fixed maximum aperture of f/2, and some other features. If I get the exactly same specifications in Tamron and Nikon, on what basis should I decide which ...
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4answers
512 views

Which of these lenses should I get for low light conditions?

I'm on a $500 budget and I'm thinking of getting one of these two lenses for low light conditions (e.g. small venue concerts): Sigma 28mm f/1.8 EX DG DF Macro Canon-ef 50mm f/1.4 USM I think I ...
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5answers
1k views

Should a telephoto zoom be my next lens after the kit lens?

I am new to dslr's and got a nikon 3000 with 18-55 lens as a gift. I already see some limitations with the lens for walking about or on trails. So my question is being new should I go with a 55-200 ...
2
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2answers
557 views

What is the difference between these similarly-named Canon macro lenses?

I'm looking to buy a macro lens but I'm unsure which one is best since the names are very similar. Other than the price, what is the difference between the Canon EF 100mm F2.8 L Macro IS USM and ...
3
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2answers
127 views

How to check if Nikkor lens has IF feature?

The specification for the lens says that the Nikkor 18-105mm ED VR has the IF feature. However, the local market product label doesn't advertise this feature. How can I make sure that the IF feature ...
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1answer
340 views

Is it min-max aperture range on Nikkor Lens label?

The label says 18-200m F/3.5-5.6G Nikkor lens. Focal length and G type are clear. From the lens specs I see that min aperture is F/3.5 and max is F/22. So what does the label aperture range means?
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1answer
478 views

Are manual-focus Tamron lenses from 1985-1999 compatible with my Nikon D5100?

Today I met with one of my brothers, and he got some very good lenses made by Tamron: 70-200mm, 18-70mm, 200-650mm. All of these lenses are from 1985-1999. I know that these lenses are compatible ...
6
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3answers
715 views

Do vibration-resistant lenses need tripods for ultra-sharp landscapes?

Does it make sense to use vibration-resistant lenses for ultra-sharp landscapes? I mean when the F is 16, we'll have to lower the shutter speed to a great deal. So, if I use a VR lens, will I still ...
3
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1answer
325 views

Can anyone show me an example of Zoom Creep on Nikkor lenses?

Looking for some pictures which certainly demonstrating this problem on Nikkor lenses. I am about to purchase the lens and want to be able to distinguish.
4
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1answer
5k views

Can I use the lens from Canon AE-1 on a Canon EOS DSLR, with an adaptor maybe?

I have a Canon AE-1 (film) and I bought a digital slr camera Canon EOS 60D. I have lenses from the AE-1 camera, but I don't know if there are some adaptors to use so they fit in the 60D camera... any ...
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4answers
476 views

What are my options for a wide angle lens for a DX format camera like the Nikon D90?

I have a Nikon D-90 and I am an amateur photographer doing kids photography indoors, and family pictures while travelling. I have the following - 18-105mm VR – Kit Lens that came with the D90 ...
8
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1answer
227 views

Can the sharpness of the lens be evaluated with no relation to the DSLR?

When I read lens reviews, they all say that one lens is sharp, another is very sharp, another one is not sharp at all, etc. For me, it doesn't make sense to just say that a lens is sharp or not, with ...
6
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4answers
1k views

What should I buy as my first (and initially only) lens to go with a Canon 60D?

I was able to get a great deal on the Canon EOS 60D body and now I have to buy myself a suitable quality lens. Unfortunately my order was later revoked so no great deal for me. Will have to ...
7
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1answer
871 views

What are the “Distance Setting Marks” for use in storytelling composition?

I am reading Understanding Exposure, by Bryan Peterson, to learn some bits and tricks about photography. I came across one line "You would first choose to set your aperture to f/22 and than align the ...
1
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2answers
473 views

Is the used Nikon Nikkor 18-200mm lens I bought broken?

I bought the 18-200mm Nikon lens used through a reputable vendor through the mail. I purchased insurance just in case the lens did not work or was damaged in shipping. I'm not a professional but I ...
5
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3answers
2k views

Slower VR lens vs faster non VR, which one is better for hand held in low light?

I have a Nikkor 18-105mm f3.5-5.6G ED VR lens, and a Nikkor 50mm f/1.8 D. The latter is obviously a faster lens and as such better in low light, but (assuming the zoom lens is set to 50mm), which one ...
3
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3answers
948 views

After 2 years of amateur photo, buy a new body or a great lens?

Two years ago I bought my first DSLR. Since then I have bought and inherited some lenses. What should I buy next, a better body or more lenses? I enjoy photography but I do it fewer than I'd like (not ...
0
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5answers
5k views

What pancake lenses are available for Sony NEX camera?

As a DSLR owner, I am currently looking for a compact interchangeable lens camera and I currently hesitate in buying the Sony NEX-5N or the Panasonic GX1. I realize the lens options for the Micro ...
5
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3answers
6k views

Is a 50mm f/1.8 or a 55-200mm f/4.5-5.6 a better lens for portraits, and why?

I just recently bought "Canon EF 50mm f/1.8 II" for a Canon rebel T3. This was about $100. I just came across "Canon EF 55-200mm f/4.5-5.6 II USM" which is only about $40 more right now. My wife ...
16
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6answers
3k views

Is a UV Filter required/recommended for lens protection?

Is it still required/highly recommended that I buy a UV or similar filter to 'protect' the front element of my lens? I ask because this advice has been around for 30 years and you would think that ...
8
votes
6answers
13k views

How do I get the 'equivalent' focal length for a DSLR lens for my camera?

On my Nikon D3000, how do I figure the focal length equivalence? In other words, if I want a lens that is just like a 50mm lens on a 35mm film SLR, I need to multiply by a factor. What is the factor, ...
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2answers
3k 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
440 views

What material should be used in making a heat resistant lens?

What kind of lens (what material(s) should it be made of) can withstand very extreme temperature changes? I'm trying to use a camera in temperature ranges of approximatly 60 to 400 degrees Fahrenheit ...
1
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3answers
314 views

What normal lens would have better edge sharpness than Pentax SMC Takumar 28/3.5 on my Canon APS-C DSLR?

I'm using Canon 450D + SMC Takumar 28/3.5 for nature shooting for a couple of years. And I'm not satisfied how it works. Now I have the option to buy something else and upgrade my wide-focus lens. ...
10
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3answers
3k views

Are the Canon 15-85mm + 50mm f/1.8 adequate substitutes for the 17-55mm f/2.8?

The EF-S 15-85mm lens is a relatively recent lens, and I haven't seen too many recommendations on it thus far. However, most of the reviews have been very positive and the lens is said to be optically ...
7
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5answers
3k views

How much different are the Tamron 17-50mm f/2.8 stabilized (VC) and non-stabilized versions?

I have seen these 2 lenses being suggested by many people across the site as general purpose zooms and an upgrade to the typical 18-55mm kit lenses. The price difference seems to be around $200 (~INR ...
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2answers
729 views

How can I best shoot moving objects using Canon XTi?

How do I shoot moving objects using my Canon Xti? I mean, what mode I need to keep my SLR (AV,P or TV) and what should be ISO and focal and other settings. I am using canon 55-250 IS lens.
7
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2answers
1k views

Why does Zeiss manufacture only manual focus lenses?

I've heard that Zeiss's quality is very good/great but I'm also curious if it has anything to do with the "manual focus only". I have read this question but it only partly addresses my question. Is ...
15
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7answers
3k views

What are the real-world differences between Canon, Sigma and other third-party 70-200 f/2.8 lenses?

I'm getting started with wedding photography, and was looking for a fast telephoto zoom to compliment my Tamron 17-50 f/2.8 (on a Canon 500D/T1i). After extensive online research, the 70-200 f/2.8 ...
7
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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 102,000!...
4
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3answers
28k views

What mm lens for distance shots?

If I am looking to take landscape and wildlife shots and some of those shots being from a decent distance what mm lens would I need? I am not sure what else I should be adding here, I am just looking ...
3
votes
1answer
10k 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 ...
2
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1answer
399 views

Is Sigma 50-500mm EX DG HSM lens compatible with a Nikon D90 body?

Aloha, Can anyone tell me if the Sigma 50-500mm EX DG HSM lens (non OS model) is compatible with a Nikon D90 body? I recently purchased this lens on eBay but it seems that the lens will not ...