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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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1answer
63 views

Why doesn't the zoom ring on my Vivitar 75-205mm lens turn?

I bought a Vivitar 75-205mm zoom macro lens for Minolta MD yesterday without paying much attention to the seller's details: I bought it as a gift to someone important for me. She only has a 35mm ...
21
votes
8answers
2k views

How long should a lens last?

There are loads of ratings and tests for how long DSLR bodies last, but I have never really seen much that describes the expected lifespan of lenses. Recently, one of my cheap-o lenses (Nikon ...
1
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1answer
113 views

Why do I get blurry pictures when I take a lens attachment off?

I bought a Canon D3300 bundle. This is my first dSLR. It came with a couple lenses. On Easter, I decided to use a wide angle lens to get all the action. Now I can't use my camera without this lens ...
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2answers
104 views

Old SLR Sigma 18MM on a DLSR Canon

I've bought a Sigma 18MM 3.5F Ø72mm Autofocus for a Canon SLR. The thing is that I've got a Canon 40D so I made a mistake I think. The lens only works when setting the aperture on 3.5 any higher ...
3
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2answers
2k views

Nikon 50mm FX as general-purpose lens on DX?

I have a Nikon D5100 with the excellent 35mm 1.8 (DX) prime lens and am now looking at the 50mm 1.4 (FX). This is (according to my research) a 75mm equivalent on a DX body. Does anyone else have ...
12
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6answers
27k views

What is the difference between a telephoto lens and a zoom lens?

Looking at the product page for Nikon lenses, I notice a distinction between telephoto lens and zoom lens. What is the difference between the two? Why would I want one over the other? I wiki'd ...
0
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3answers
177 views

Equivalent focal length and aperture of 150mm medium format lens on a 35mm camera

I'm mounting a Hasselblad Sonnar C 150 mm f4 on a 35mm sensor (43mm diagonal) camera. What is the calculation to get the new angle of view and equivalent focal length? Does this also affect the ...
2
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2answers
9k views

How do I fix a stuck zoom ring on Nikon 18-55mm AF-S?

I have a Nikon D3100. The zoom ring on the lens that came with the camera is stuck. The lens is a AF-S NIKKOR DX, 18-55mm. Is is broken, or just stuck and is there anything I can do "unstick" it. ...
13
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7answers
662 views

Does lens speed still increase meaningfully when the physical aperture is larger than the sensor size?

This question came to me this morning, thinking about 50mm lenses. I have the Pentax 50mm f/1.7 (manual) and it's a very nice lens, but would be considered (relatively) slow on 35mm film, and many ...
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 ...
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1answer
65 views

Why can a lens still function when subject to severe physical degradation?

Consider the following two modifications to a camera lens: Obstructing the about 75% of the lens's front element with an opaque filter as shown here: https://www.youtube.com/watch?v=43W159gPpdQ. ...
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2answers
96 views

Nikon D5100 says “lens not attached” in automatic mode (works in manual) [duplicate]

I'm a total beginner with my Nikon D5100 and i'm trying to shoot in auto mode. When I attach the AF-S Nikkor 18-55 mm lens, the camera says "lens not attached" unless I have it in M (manual) mode. I ...
3
votes
5answers
10k views

Why do some people prefer 50mm to 35mm prime lenses, even for a crop sensor?

Comparing the two lenses for an APS-C sensor: EF50mm f/1.8 EF35mm f/2 here Leaving out cost as a factor, EF 35mm has the following advantages: 43 degree while 50mm has 31 degree Its equally ...
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1answer
115 views

What is the main difference between the Nikon 55-200mm VR lens and the newer version the VRII?

Despite the obvious differences, price and weight, what is the main differences between these two lenses? Nikon 55-200mm VR f/4-5.6 - 334g ~€150 Nikon 55-200mm VRII f/4-5.6 - 296g ~€300/350.
2
votes
2answers
423 views

Which filters will fit Voigtlander 15mm?

I recently got myself Voigtlander Super Wide-Heliar 15mm/4.5 lens, which I enjoy shooting a lot. It has built-in lens hood with filter threads and manual says it's fitted with 52mm filter threads. I ...
1
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5answers
321 views

What kind of lenses will work with my new Nikon DSLR?

Ok so I just bought Nikon D3200, kinda loving it, kinda not. What kind of lenses do I need for it? What does the lens need to say on it or on the description for it to work properly with this camera?
0
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2answers
219 views

Is the Nikon 55-300mm a good choice for indoor and outdoor portraits?

I have the most basic model of Nikon DSLR, the Nikon D3200, with the 18-55 kit lens. I'm thinking of buying the Nikon 55-300mm lens, mainly for its zoom purpose. Is it a good lens? Can I take portrait ...
0
votes
0answers
23 views

Nikon D3200 lens upgrade [duplicate]

Hi I own a Nikon d3200 with a basic 18-55mm kit lens. Now i want to buy a 55-300mm lens mainly for its zoom purpose. I want to know if i can take portraits using this lens both indoor and outdoor. How ...
1
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1answer
310 views

How to differentiate between a VR and VR II Nikkor lenses (e.g., 55-200 VR and 55-200 VRII)?

I want to know how can I differentiate between VR and VRII lenses. Nikkor has been providing a lens of same focal lengths 55-200 with VR and VRII. Below is the VR II product pic from Nikon's website. ...
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2answers
165 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 ...
16
votes
10answers
32k views

Which prime lens for Pentax?

My girlfriend is buying a Pentax K-5 (I already have a Pentax DSLR so we thought it made sense for us to be able to share lenses), and she's not sure about which lens to get with it, so I've been ...
11
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4answers
4k views

How wide can a lens be before it begins to produce distortion?

Some lenses will produce distortion near a photo's edges (lines that should be straight begin to curve). Fisheye lenses definitely do this, and some ultra-wide lenses will do this too. I like wide ...
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2answers
32 views

Video tutorial about how lenses work [closed]

Is there a video tutorial explaining how camera lenses work and how they generate different visual effects?
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2answers
5k views

Why is my Nikon d3100 with 18/55 lens suddenly fuzzy?

I was taking some inside pictures with my Nikon D3100 and 18/55 lens when, all of a sudden, the lens started to work funny -- the more I zoomed in on the subject, the fuzzier the picture looked in the ...
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3answers
116 views

Will a macro extension tube eliminate the cropping of an APS-C lens on a full-frame sensor?

I understand using an A-mount lens intended for APS-C sensors on a full-frame camera results in cropping of the image. According to a tech at Sony, you lose 1/3 of pixels (APS-C is a 2/3 sensor so it ...
2
votes
3answers
122 views

Is a quartz lens necessary to prevent UV blocking on full spectrum enabled cameras?

I have read that in order to operate a "full spectrum" camera properly, so as to not block light in the ultraviolet portion of the spectrum, that one needs to acquire quartz lenses for one's camera. ...
0
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0answers
35 views

Can I use a Samyang 75-300mm or a Soligor 90 - 230mm lens on a Pentax Film Camera?

I have two Pentax cameras (ME Super and a K1000). Which of these lenses will work with either or both of the cameras? Soligor 90-230mm Phoenix/Samyang 75-300mm They both fit on each of the ...
0
votes
2answers
110 views

Issues in long exposure photography [closed]

Yesterday i was trying to shoot night photography and my camera was on tripod. I tried to shoot with 70-200mm f2.8 tamron lens and the picture looks blurry I don't know why since the camera on tripod ...
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2answers
164 views

Canon EOS M: Do these lenses make sense together?

Today I purchased a Canon EOS M to replace my meanwhile almost 10 year old 400d. I was under the impression that I was just buying the kit with the EF lens adapter, so I also bought two lenses. It ...
23
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5answers
7k views

How to capture the scene exactly as my eyes can see?

What settings of my DSLR camera will emulate the scene exactly as I can see through my naked eyes? I think it's not possible to get the contrast and colors exactly as my eyes can see, and it may vary ...
1
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0answers
49 views

What (if any) are the differences between Minolta's SAL500F8 and Sony's SAL500F80?

I would love to buy one of these autofocus 500mm f8 lenses, but information about these lenses is sparse, and I haven't been able to find anything at all about if Sony made any changes to the lens ...
0
votes
3answers
1k views

Moving up to the next lens from 55-200

I do mainly amateur wildlife shots especially whale watching and some football photography just as a hobby. I currently have canon EOS 400d with 18-55, 55-200 and macro lenses. What lens would you ...
0
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3answers
1k 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
135 views

Will lenses of a different brand work on a Nikon DSLR? [duplicate]

I am new to photography and I am planning to buy a Nikon D3300 (with 18–55 mm kit lens) to start with, after reading through the reviews. But one question lingering on to my mind even after reading ...
0
votes
0answers
15 views

Nikon D-5200 was working fine, but now shows “Lens Not Attached”? [duplicate]

My D-5200 Nikon has worked fine (camera and lenses) until yesterday when it said "Lens Not Attached"? What can I do to troubleshoot this issue?
27
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2answers
3k views

What characteristics make a lens good or bad?

When reading lens reviews on the Internet, I often find subjective statements about the image quality that a lens produces, such as "good contrast" or "sharp". The problem is that I don't think I am ...
0
votes
1answer
113 views

Is the Nikon 80-200 f/2.8D ED outdated?

I have been reading up a lot of information on the internet about the AF 80-200mm f/2.8D ED lens as I'm seriously considering purchasing one. I own a D7000 that came with the 18-105mm kit lens. I ...
0
votes
1answer
61 views

Is Sigma AF 70-300 f/4.0-5.6 DG APO Macro compatible with Nikon D5100?

Is the Sigma AF 70-300 f/4.0-5.6 DG APO Macro compatible with the Nikon D5100 camera?
1
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1answer
113 views

Will an EMF AF Confirm M42 Lens To Canon EOS adapter actually confirm with the Helios 44-2 58mm f/2?

Just bought my first vintage lens on e-bay, the the Helios 44-2 58mm f/2 and now I am looking for an adapter for it to mount it on my Canon 6D. I noticed that the EMF M42 adapters can be had with and ...
52
votes
6answers
15k views

What is “angle of view” in photography?

I read on the Lens Buying Guide @ neocamera: Focal-length determines the angle-of-view seen through a lens for a given sensor-size. With a full-frame sensor a lens gives the same angle-of-view ...
0
votes
0answers
81 views

Projector Design and lenses

I am working on a project where I need to project a single image onto an object, Originally I was looking at the digital projector route but due to cost and complexity this has been ruled out. I found ...
0
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0answers
109 views

Canon L Lens producing higher noise/grain? (24-70mm f2.8 II)

I just purchased a brand new 24-70mm f2.8 II for my upcoming trip. I've been testing out this lens for the past few days, and have noticed something that I'm a bit confused by. It seems by my tests, ...
0
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2answers
2k views

How can one use a reversing ring with Nikon G lenses?

So, this blog (credit to mattdm for pointing it out) says: Firstly, when you turn the lens around you obviously lose the CPU connection between the lens and the camera, so say goodbye to ...
0
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1answer
253 views

Buying lenses from Japan on eBay? Good or bad?

I have been looking into Canon's older 28-80mm USM metal mount lens. I have heard that it is a very good lens for the money, but when I looked for it on eBay, the only places that seem to sell it are ...
0
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2answers
87 views

Reverse ring sizes

I recently ordered a reverse ring and turn out i ordered a wrong one. My camera is 7100 but i ordered D700 from ebay, i bet it won't be exchange but can i order something else to put it on my lens, so ...
0
votes
1answer
3k views

How is the quality of the Sigma 18-300 DC Macro lens?

I'm considering the less expensive Sigma 18-300 DC Macro lens vs. the (way) more expensive Nikkor 18-300. Would I be losing the gains by buying a 24 MP Nikon 3200 if I went with the Sigma?
3
votes
2answers
4k views

How can I do astrophotography with my 70-300mm lens?

I got a Nikon 70-300mm lens as it was on discount. I want to know if I can do astrophotography with it? I want to maximize the use of the lens. I wanted to get a 34-300 mm lens, but it was expensive. ...
0
votes
2answers
894 views

Is a Canon 50mm 1.4 lens only meant to focus close range?

Ok, so I currently shoot with a canon Rebel which of course has a 1.6x crop factor. My primary lens is Canon's mid-level 50mm f/1.4. I love this lens for close up portraits and can get a very sharp ...
10
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9answers
23k views

Can I shoot a photo with my DSLR without the lens on?

I thought it would be interesting to see what kinds of effects I could get by shooting a photo without any lens on my DSLR. However, when I take the lens off, it tells me that no lens is attached ...
1
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1answer
199 views

What is the difference with ED and IF-ED lens?

I am confused with the difference between Nikon AF-S DX 55-200mm F/4-5.6G Telephoto Lens and Nikon 55-200mm f/4-5.6G AF-S VR DX IF-ED Telephoto Zoom Lens Can some one clarify me on this?? Thanks ...