Spring 2012

Spring 2012
by ani

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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
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
votes
1answer
215 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 ...
1
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4answers
510 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 ...
5
votes
5answers
997 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
556 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 ...
1
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1answer
339 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?
3
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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
713 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
473 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
225 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
votes
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
856 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
466 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
947 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
votes
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 ...
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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
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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, ...
3
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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
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1answer
429 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 ...
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3answers
313 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 ...
1
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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
27k 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
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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 ...
24
votes
3answers
4k views

Why do wide angle prime lenses have relatively small apertures?

I've noticed that many of the wide angle prime lenses (at least for Canon) have somewhat smaller apertures than their normal or telephoto counterparts. E.g. the regular Canon 24mm prime is f/2.8 while ...
20
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4answers
5k views

Is it true that there are no stabilized prime lenses (and if so, why)?

Fast prime lenses like the Canon 50mm f/1.4 lens work nicely in low-light situations. But I'm quite sure they would work even more nicely if they had optical image stabilizers. It seems to me that no ...
4
votes
2answers
391 views

How rapidly does the focal length-equivalent image change by physically moving the camera?

I have recently begun moving from a Nikon APS-C DSLR to the Micro Four Thirds camera while also transitioning from using a viewfinder to using the LCD screen for framing my shots. Because of the size ...
6
votes
1answer
333 views

What is the defect rate of lenses?

I've read a lot of reviews on sites like photozone.de, the-digital-picture.com and the likes and found that quite a few of their review samples turn out to be defective (including the premium 'L' ...
3
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1answer
336 views

How can one measure the autofocus performance of a lens?

Many of the lens reviews tend to comment on their autofocus performance, but they seem to be mostly subjective in nature (fast, slow, hunts around etc). I understand that the autofocus performance is ...
12
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4answers
317 views

Does it make sense to get a non-macro and a macro of similar focal lengths?

I recently asked a question on which prime lens to get after the kit lenses, and in my shortlist of lenses there was quite a lot of overlap of focal lengths along with macro & non-macro versions ...
9
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5answers
3k views

Are lenses for my Canon Rebel XT compatible with the Canon 7D?

I am looking to purchase a 7d and currently have an XT. How do I find out if the lenses I have are compatible with the my new potential camera?
10
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3answers
2k views

Does the size of the front glass mean anything?

Considering the Nikon lenses: Prime lenses: AF Nikkor 14mm f/2.8D ED has a huge front glass (●₃), AF-S Nikkor 50mm f/1.8G has a tiny little front glass, deep inside the body (∙₁), AF-S VR Nikkor ...
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?
8
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4answers
2k views

Is a 50mm f/1.8 or 50mm f/1.4 a good lens for portraits in low light?

I only have one lens right now. It's the Canon 18-200mm f/3.5-5.6 IS kit lens. I think this lens is great when the lighting conditions are right but in low light I usually have to resort to flash. ...
6
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3answers
13k views

What does “the telephoto end” and “the wide angle end” of a zoom lens mean?

In the Canon Rebel T3i Manual, page 59, it's mentioned that "If you have a zoom lens, use the telephoto end to fill the frame with the subject from the waist up." Same note on page 61 and another one ...
4
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4answers
3k views

When would one choose a 50mm f/1.4 over 85mm f/1.8 (or vice versa) for portraits?

Say you are using a crop body, and you have both 50mm/1.4 USM and 85mm/1.8 USM lens in your bag. Now, you want to take a portrait where there is adequate light and space, and you have decided to take ...
10
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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
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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 ...
3
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4answers
2k views

Which lenses typically don't focus properly on the Canon 60D?

I currently have the 18-200mm kit lens for my canon 60D. I am thinking of getting the 10-22mm wide angle lens as a second lens. So far with my kit lens I havent experienced any focusing problems or ...
2
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0answers
277 views

What to do about mold/fungus in a camera lens? [duplicate]

Possible Duplicate: Why fungus form in lenses, and how to get rid of it? I am living in a tropical country where humidity is pretty high. I never thought it would be possible that something ...