Nidelva river through Trondheim Norway

Nidelva river through Trondheim Norway
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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
117 views

How do I change lenses without damaging my camera? [duplicate]

As I have an canon camera in which I even got standard kit lens. Now at present the lens of camera is been not working properly because of not handling it safety, due to which I am not able to get ...
1
vote
2answers
204 views

What lens do I need to shoot this

I had an Olympus UltraZoom SP550 which has a 18x zoom (equivalent to 28-504mm from what i read), which was great until it died on my last trip... So, to replace it, I bought a Nikon D5200 kit that ...
5
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2answers
658 views

How to Restore Old Lenses?

I often visit an antique shop that sells gadgets like old cameras, equipment and lenses. I'm particularly interested on buying an old macro lenses from Sigma, Ricoh, and Nikkor. I would expect the ...
0
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2answers
137 views

How much have tele-prime lenses improved over the years?

Context I'm considering the Nikon 500mm f4 AIS P lens as a way to get longer reach that's better than my current setup Nikon 300mm f4 AF with 1.4x TC to get birds and related wildlife. I've heard ...
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0answers
43 views

Autofocus not working on AF-S 35mm 1.8 DX with Nikon D3100

I haven't been using my camera very much over the past few months. The few times I've pulled it out, I noticed that the autofocus doesn't work when I put on my 35mm prime. I tested my 55-200mm and ...
0
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0answers
35 views

Which lens for a wedding (group of 60)? [duplicate]

I'm looking for advice : I shoot on both Canon EOS 550D and 70D and possess the Sigma 10-20mm F4-5.6DC/HSM and the Canon EF 24-105mm f4 L. Which one of these would be best suited to taking group ...
10
votes
4answers
356 views

Why does a newer camera get lower score for a specific lens than an older one on dxomark?

I was looking around on DxOMark and found discrepancy in sharpness scores which seems very weird. The lens Olympus M. Zuiko Digital ED 12mm f2.0 has a sharpness score of "10 P-Mpix" when mounted on a ...
4
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11answers
1k views

Why would a serious photographer buy a lens slower than f/2.8?

It seems to me that the general idea is that, once you start getting to become a decent photographer and are really moving beyond your kit lenses, you shouldn't be looking at anything slower then ...
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1answer
91 views

Should I change a 18-55 IS STM kit lens for a EF-S 24/2.8 STM prime?

I have a Canon 700D body with a standard 18-55 IS STM lens. Would I notice any improvements in image quality if I switch from the kit lens to an EF-S 24 mm 2.8 prime? I also have a 50 mm 1.8 STM, and ...
5
votes
1answer
302 views

Can you identify this M42-mount lens?

I found this lens in our attic, in a box. It is fully functional, all the iris and focus rings are turning smoothly, but it doesn't have the informations piece on its front. I tried so hard to find ...
2
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1answer
121 views

Manual lens on analog EOS camera, metering problem. (Samyang 85mm f/1.4 on Canon EOS 650)

I have a Samyang 85mm 1.4 lens that I have used on a Canon 550D (Rebel T2i) and I have loved it. But now I want to use it on an analog camera, the Canon EOS 650. The problem I am having is with the ...
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1answer
72 views

What kind of lenses will work on an entry-level Nikon DSLR? [duplicate]

I am total noob at cameras/lenses so I don't know what I am buying. My cousin has asked me to bring 70-300mm or 18-300mm lens for his D3300. Now, I don't know what lens will be compatible with the ...
10
votes
10answers
33k 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 ...
2
votes
1answer
1k views

Is the Panasonic Leica Summilux DG 25mm f/1.4 as good as the name implies?

I’ve got a soft spot for fast, normal lenses, and while I normally shoot with a Pentax DSLR, Panasonic’s Leica DG Summilux 25mm / F1.4 ASPH has had me sneaking drooling glances at Micro ...
0
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2answers
113 views

35mm DX prime lense on dx crop sensor(nikon d3300) [duplicate]

I have Nikon D3300 DSLR. I'm confused with 35mm and 50mm prime lenses on FX and DX cameras. Somewhere I read that if a 35mm prime lens is used on a FX camera the focal length is equivalent to around ...
1
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1answer
179 views

Will Nikon D lenses work on a Nikon D810 camera?

Can a Nikon "D series" lens work properly and let me use the full potential of a Nikon D810?
1
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5answers
227 views

Lens or Filter to Blur Thermal Camera Images

I know this question sounds weird, but I am looking for some kind of lens or filter to blur the images taken by a thermal camera. I don't need to blur a specific part of an image, just a blur ...
1
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4answers
657 views

Should I use a 24-105 or a 70-200 lens for photographing a high school marching band?

Ok, I am an amateur photographer and I will start being the marching band photographer for my high school. I will get a Canon 7d soon, but I'm told it has poor low-light capabilities, which is a ...
5
votes
5answers
1k views

How do I choose a lens to photograph the Milky Way?

I'm looking at buying a new lens for some night photography out in rural Australia. I'm in the middle of a national park for the next 6 months, so light pollution isn't an issue, and the skies are too ...
2
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2answers
2k views

Will a faster lens, like f/1.4, help get better Milky Way images?

I have a Nikon D7000 and don't know whether my 50mm 1.4 or 17-55m 2.8 lens would be better. I was automatically going to go with the 50mm lens, but then I was reading up on how I can use a longer ...
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3answers
303 views

Why don't Canon and Nikon lock out third-party lens makers?

Context Odd question but looking at the market, I see Tamron/Sigma making lens for first-party companies such as Canon, Nikon and Sony. For manual lens such as Zeiss ( for Canon/Nikon) I see that ...
14
votes
4answers
952 views

Could my lens be damaged after being used as burning glass?

During a nice nature trip, sitting at a table with a bottle of wine, somehow we had the ridiculous idea to test a lens as burning glass (which performed quite well). After we went home I started ...
2
votes
2answers
624 views

What is the difference between these 200mm, 70-200mm and 70-300mm lenses?

I've been doing photography for awhile but I don't know a lot about lenses. I'm looking into 200mm(+) lenses (for future reference). I have a few questions about the difference between these lenses. ...
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1answer
216 views

Why is the lettering on this Nikon 18-105mm engraved in black?

I couldn't guess why it is in black colour. This feels so weird — usually Nikon lenses letters are engraved in gold or red, but this one in black. Could anyone shed light on this? (This is my friend's ...
8
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4answers
4k views

What swirly bokeh technique is this and how can I achieve it?

What is the technique used to capture this image? How can the result be achieved? I know that it can be achieved in a digital darkroom but how can I replicate the effect straight out of the camera? ...
35
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9answers
34k views

What can a fisheye lens be useful for?

I have a variety of lenses in my camera kit. One that I do not have, and has me curious, is a fisheye lens. I mostly understand what it does: it captures an image with distortion similar to what you ...
2
votes
2answers
76 views

Why “plane of focus”? [duplicate]

The spatial locus on which a lens/camera focuses (and so appears sharpest in the resulting image) is always referred to as the "plane of focus". My question is why does it have to be a plane? As I ...
30
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12answers
6k views

Does it make sense to put an expensive lens on a cheap camera?

I've spent a while looking at lenses and their prices, and now I'm wondering... Does it make sense to bolt a really expensive lens onto a cheap camera? Or is the extra performance only worth it if you ...
1
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1answer
128 views

How useful is the 24-70 lens?

I am an amateur photographer. For the past few months I have been shooting with my 50 mm lens. Recently I am getting booked for more shoots, like family photos and maternity. It was suggested that I ...
6
votes
5answers
198 views

What is the safest and most convenient way to carry heavy lens so it's easy to switch in the field?

Context I use a Nikon 300mm f4 lens. It's a good lens but it's also rather heavy. Question What is the safest and most convenient way to switch teleprimes (or heavy lens in general) out in the ...
14
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4answers
685 views

Is it a bad idea to activate lens-corrections in camera, when also use lens-correction in Lightroom?

My EOS has the option to correct known lens-aberration which is activated at the moment. I use Lightroom (5.2) for post-processing, which can also correct lens-aberration. Is it a problem to ...
4
votes
2answers
128 views

Chromatic aberration or lighting problem?

Over the weekend I went over to a photography shop, and they let me bolt various lenses to my SLR, including some seriously expensive ones. I took a few pictures, and was impressed. But when I got ...
0
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3answers
79 views

Lens recommendations? [closed]

Hi im an amateur and im really interested in learning photography.im not trying to be a proffesional i just want high grade quality shots! Id like to take studio grade pics of my newborn, family ...
0
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3answers
128 views

What lens should I get for my wife as a gift to go along with a Nikon D810? [closed]

I hope someone can help me. I've bought a Nikon D810 for my wife who's a keen amateur. Can someone help me with choosing a lens? She takes portraits and landscapes primarily, and I have to say I'm ...
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votes
1answer
71 views

Can I fix my broken Nikkor 24-85 D?

I slipped with my camera the other day while at a wedding shoot. I fell on the lens and this happened: The lens is now stuck at 24 to 35. Has anyone here experienced this? Is there any DIY fix? ...
2
votes
4answers
2k views

How to tell whether a lens has an autofocus motor or not?

I have to buy a lens and I have a Nikon d7000. I want to know which lenses have AF motors and which do not, as the D7000 has an AF motor built into the body. How do I tell whether a lens has a motor ...
1
vote
3answers
177 views

How do I adjust aperture and ISO when using a manual lens on a Canon Rebel?

I have a Rebel T3 and have been fooling around with it for several years using all the dial options, except the manual ones. I have read up and understand ISO Aperture and shutter ...
7
votes
9answers
74k views

What should I do about Canon PowerShot “Lens error, restart camera”?

I've had a Canon PowerShot A1100 IS camera for almost a year now. About a week ago, I went on a trip, took pictures the whole trip, everything was ok. When I got home, and tried to turn the camera ...
1
vote
3answers
10k views

Canon Zoom lenses: 18-135 STM vs 18-200 vs. 17-85

In my quest to buy a new camera, My local store has three bundles, that each comes with one of the three lenses mentioned in the title. I'm having a hard time deciding between the three as they all ...
1
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3answers
160 views

Can I use a Nikon F objective with a Olympus OM-D E-M10?

I want to buy a Olympus OM-D E-10 with a 14-42mm lens for travelling (lighter than my Nikon D7000). My question is, is there any way ("which makes sense") to use my Tamron SP 70-300mm F/4-5.6 lens ...
1
vote
4answers
188 views

Does a 35mm DX lens, mounted on a crop body, have the same field of view as a 35mm FX lens mounted on a full frame camera?

I know that when you use lenses made for full frame cameras on a APS-C camera, you should calculate the crop factor. E.g., a 35mm lens designed for a full frame camera mounted on a APS-C body should ...
2
votes
4answers
6k views

What does the built-in AE Chip for Nikon do on a Rokinon lens?

I'm looking at 14mm Rokinon f1.8 lenses for astrophotography. I keep seeing the Built-in AE Chip for Nikon. What does the chip do? I realize I have to use manual focus and actually everything manual. ...
1
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1answer
88 views

Is there any benefit to tilting the camera holder in a camera bag?

Would it be a good practice to tilt the pad inside the camera bag that sticks to the its side in order to prevent the lens from touching the bottom Instead of | | making it \/? I recently bought a ...
0
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3answers
1k 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 ...
1
vote
2answers
174 views

How can lens cause consistent front or back focus?

I can understand body focusing problems, but I can't imagine why lens might cause front or back focus. I have two third party manufacturer lenses for my Nikon: one is front-focusing, the other is ...
1
vote
2answers
208 views

How do I design a secondary lens for my fixed-lens camera to narrow its field of view?

My goal is to put a lens or an array of lenses in front of my actioncam to use its high resolution for recording of undistorted normal-eyed footage, to avoid having to buy two cameras for the ...
0
votes
1answer
60 views

Nikon Lens: A (Auto-focus) vs. A/M (Auto-focus/Manual)

I have two lenses which are 18-140 VR and 50 1.8G. On the 18-140 VR I got a button showing A and M while on the 50 1.8 I got a button showing A/M and M. I understand that A is for auto-focus and M is ...
44
votes
7answers
188k views

How do I convert lens focal length (mm) to x-times optical zoom?

What is the rule to convert the 'mm' notation to the 'optical zoom' notation? I searched a bit and found this one: optical zoom = maximum focal length / minimum focal length For example a 18-55mm ...
3
votes
3answers
174 views

Are there any cheap, fast lenses capable of highschool sports photography?

I recently took on my first paying client, and she is also into photgraphy. She usually does sports for her highschool yearbook. They just have an entry level Canon DSLR with a kit zoom on it that ...
6
votes
6answers
7k views

Why do Full Frame lenses and crop body lenses exhibit the same crop factor when used on a crop body camera?

I have a Canon 7D, which has a crop factor of 1.6x. When using a Canon EF-S lens I get the focal length stated on the lens, when using a Canon EF lens I get the focal length times 1.6 when used on ...