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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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3
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9answers
216 views

Do I need to buy anything more than just body and lenses?

I want to buy a body DSLR and custom lens but I'm quite new to photography and I do not know if it's enough or I have to buy something else too (just to make it work and do photos). I know body kits ...
-2
votes
1answer
91 views

What setting do I use for a 70-300 lens? [on hold]

I have a 70-300 lens and I tried taking a picture of a ship on Lake Michigan. The Picture was blurry and I was using a tripod, What settings do I need to have my camera set on to get nice clear ...
1
vote
0answers
43 views

Can you use a Krasnogorsk lens (from the 16mm movie camera) on a Sony NEX camera?

I found links to adapters on eBay, but you can never really tell if they're legit... I'd love to know if someone has tried to pair these two together, either a Sony VG-30 type camera which has E-Mount ...
1
vote
1answer
56 views

What can you do when your lens' focus ring becomes too lose?

One of my lenses I always carry (Olympus Pen lens, I fit it on a Sony NEX), has a focus ring that is becoming a bit too lose. Probably due to carrying it in a bag very often and taking a lot of ...
0
votes
0answers
69 views

600D Lens Don't Move back and front

My camera lens recently started losing focus. When I press the shutter halfway, the lens just doesn't respond and adjust focus. The flash flickers an electric sound and light but then the camera ...
0
votes
1answer
65 views

What lens should we use to shoot large products in a small studio?

I work for a company that sells events and trade show booths. We have a studio to shoot the products, but unfortunately, it is on the small side. I would need a wide angle lens to shoot the products. ...
1
vote
4answers
181 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 ...
0
votes
1answer
55 views

What differences are there between the Opteka 6.5mm and Rokinon 8mm fisheye for Nikon?

I have heard these two lenses are the same. Are they just made by the same company (Samyang) or are the physically the exact same lens? If not, what differences are there, physically and optically? ...
3
votes
2answers
135 views

50mm and 100mm macro lenses difference at the minimum focus distance?

So I bought a Kiron 105mm f2.8 1:1 lens recently to be used with my Sony a6000. I know that the difference between a 50mm macro and a 100mm macro is how close you can get to your subject, that is with ...
0
votes
3answers
62 views

Canon 600D - Next lense for travel, landscape, architecture [closed]

I have the Canon 600D with the 10-18mm f4.5-5.6, 18-135mm f3.5-5.6 and 50mm f1.8. Now I am looking for my next lens which I do not want to spend more then 1000$. I was thinking of 70-200 f/4, but I ...
0
votes
5answers
101 views

How to work out the base “zoom magnification” of a lens? [duplicate]

I've come from 3x Zoom magnification land and am having a hard time adapting to all these complex "mm" systems. I'm thinking about buying some lenses to enhance the range of zoom of my Sony A5000 ...
1
vote
5answers
161 views

Are prime lenses sharp across the whole frame while zoom lenses are soft in the corners?

Somebody told me that there is a difference in sharpness between a zoom lens vs. prime lens. A 58-200mm will give sharp focus in the center of the frame but blurry performance at the corners, while ...
-3
votes
0answers
57 views

“spy” lens PowerShot G16

Hi there i recently bought a PowerShot G16 and wanted to buy a lens that would let me photograph people without their acknowledgement. Ive google with no success. However i did found Opteka Voyeur ...
3
votes
0answers
36 views

Where can I find information on the Pentax Q lenses serial protocol?

I'm searching for detailed information on the Pentax Q lenses (any, but I'm especially interested in the 5-15mm-lens) serial protocol, which controls focus/zoom/aperture. So far I have found nothing ...
3
votes
2answers
190 views

How can I tell if a Canon lens is made in Japan?

Are there physical differences in or on Japanese Canon lenses that would indicate they are from Japan? And how do I identify a Canon lens that was manufactured in the US?
0
votes
2answers
113 views

How do I connect Leica Summicron-M 1:2/50 E39 lens to Canon EOS 5D body?

Could anyone recommend what I need to buy in order to connect a Leica Summicron-M 1:2/50 E39 lens to a Canon EOS 5D body? Do I need a bayonet lens adaptor and if so please let me know which one?
0
votes
1answer
64 views

Nikon D3100 Squeaky Lens Problems?

I've been using my Nikon D3100 and it all worked fine, until today, I tried to take a picture and pushed the button and started making a noise like the lens was working when I had it set to Manual I ...
3
votes
2answers
225 views

Got my first vintage lens (Carl Zeiss Jena Pancolar 50mm f/1.8) - what's this lever for?

This was made by the East German incarnation of Carl Zeiss in the 70s. The plastic part to the right is the M42 to E-mount adapter. I'm wondering what the lever in the center of the first image does. ...
0
votes
1answer
43 views

Is the Canon Rebel T3/ EOS 1100D compatible with Nikon Lenses? [duplicate]

Is the Canon T3 compatible with the Sigma 18-200mm F3.5-6.3 DC OS for Nikon? I'm looking around craigslist looking for a compatible lens.
1
vote
3answers
154 views

Which mount is this Sigma lens for?

I have lens that does not fit my Nikon or Canon. Can someone tell me what camera this lens is for?
0
votes
3answers
67 views

Do lens hoods need to be matched to focal length?

Is it true that not all generic lens hoods work on all lenses (provided the filter diameter matches, of course)? I read that the focal length plays a role in it - but I cannot find such readings on ...
0
votes
2answers
72 views

FD Lens with an EOS adapter produces a type of glare after a couple of minutes, is this normal?

I have an FD adapter for an EOS 100D, a 50mm and a 210 Sun Optics zoom lens. They both produce a type of gloss/glare/fuzzy image after around 10 minutes of being attached, is this normal? Is this ...
0
votes
0answers
50 views

How do I clean Micromax Canvas Gold phone camera lens?

I have a Micromax Canvas Gold and the front camera contains some dust particle inside the lens. Is there a way to clean this without opening the phone, or an easy way to do this?
0
votes
0answers
31 views

Searching for autofocus lenses for 2/3" sensors

Can someone name me manufacturers of exchangeable (preferably autofocus-)lenses for 2/3" image sensors, apart from industrial lenses (because they generally dont have autofocus)? Because i want to use ...
0
votes
1answer
64 views

Switching lens on Nikon D3100

I have a Nikon D3100. I purchased a Sigma DG 70-300mm 1:4-5:6 lens for the zoom. I have had very good luck with it, but don't like having to switch every time I want to "zoom". Is there a lens that ...
0
votes
1answer
47 views

How can I prevent condensation on a camera lens?

Is there anything out there to prevent condensation on camera lens? Taking Pictures on a golf course in Florida, camera was out in golf cart at least an hour and a half, when I took pix a lot were ...
0
votes
0answers
22 views

If APS-C sensor crop factor is 1.6 does it mean if I use 300mm lens with 2x teleconverted I'll get 960mm focal lenght? [duplicate]

Basically if I use this combination of lenses on my Canon 70D will it be like having 960mm lens?
5
votes
2answers
76 views

How does sensor size affect the brightness of an image given the same field of view and aperture?

Lets say we have two image sensors, each one with 1MPixel resolution but differing in size. The first sensor has the size 1/3", the other one 1". Each sensor is equipped with a suitable lens (for the ...
0
votes
0answers
18 views

Can I use Minolta lenses on Nikon D3200? [duplicate]

I have several lenses from a Minolta 7000 af. They are a 50mm, 28mm wide angle and a 70-210 zoom. And, I have a new Nikon D3200 now. Will these lenses fit this camera?
0
votes
0answers
15 views

Nikon ED AF 80-200 2.8 LENS not reading on camera [duplicate]

I have a Nikon d7100 and I just bought a Nikon ED AF 80-200 2.8 LENS. The camera will display a FEE error message on camera when I put the dial ring on the lens to the 2.8 aperture. It says on camera ...
3
votes
4answers
483 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? ...
0
votes
0answers
16 views

Are there any good resources that provides information about the focus breathing of various lenses?

Sites like DxOMark provides a lot of information about lenses but they generally don't provide any really usable information about the focus breathing protperties of the lenses. In fact I don't know a ...
1
vote
2answers
87 views

Can I use a D.O. Industries Navitron 50mm f0.95 lens on a Nikon Camera?

I have a D.O. Industries Navitron 50mm f0.95 and would like to use it on a nikon camera. Is there a mount that can adapt this lens to nikon cameras?
0
votes
0answers
21 views

Is there any risk in removing shims from my Nikon macro lens to make the focus ring easier to turn?

The focus ring/barrel on my Nikon 105mm f2.8 micro lens is extremely tight and difficult to turn. There appear to be several shims between the lens barrel and the focus ring. Is this normal? Any ...
0
votes
1answer
56 views

What gear for environmental/lifestyle portraits for website

I'm looking for gear recommendations to shoot environmental/lifestyle portraits for promotional/travel photography purposes on a 2 week trip to the wilderness. For most of the time I will be ...
0
votes
1answer
29 views

Canon 700d with stock lens or cheaper model with better lens? [duplicate]

I'm torn between getting a 700d kit as it is or a cheaper model (ie. 1200d) with a better lens. Mainly plan on using it for short films. Opinions?
1
vote
1answer
79 views

Why don't all zoom lenses have variable f-numbers? [duplicate]

As I understand it, the f-number is a ratio between the focal length and the aperture diameter. A zoom lens can change focal length, but shouldn't the maximum aperture be a fixed size? If so, that ...
0
votes
1answer
29 views

How do I set a lens profile for post-processing distortion correction with an inverted lens?

Recently I started having fun with macro and micro photography by inverting a lens I have (24-85mm) and by combining 2 lenses togheter (70-200mm + inverted 28mm). The results are good (I shoot in ...
2
votes
3answers
118 views

Canon 50mm Macro verus 100mm Macro Lens

I'm considering purchasing either the Canon 50mm Macro or the 100mm Macro with IS. From what I've researched the only real difference is how close you have to be to your object to take the pictures. ...
0
votes
0answers
59 views

Nikkor AF-S DX VR 18-200mm focus stops at 0.9m, can't set it to 0.5m

I have a Nikkor AF-S DX VR 18-200mm and I have a problem with the focus ring. It goes fine from infinity to about 0.9m,then it just stops there and I can't go down to 0.5m no matter how much I turn ...
11
votes
3answers
390 views

Why are superzoom lenses small but giant telephoto lenses huge?

This week I've read two news stories about two different camera lenses that can magnify things that are very far away. The first is the Nikon Coolpix P900, which is a point-and-shoot camera that ...
0
votes
0answers
16 views

Nikon D5300 Vs Nikon D3300 and additional lenses (beginner) [duplicate]

I am going to buy my first "serious" camera. The brand I have zeroed upon is Nikon. Particularly, I am interested in D5300 and D3300 with a price difference of 150 USD. I have heard that lenses matter ...
1
vote
1answer
41 views

Why is my Sigma 75-300mm lens causing a “there's no lens” error on my alpha mount Sony?

What can I do to get my Sigma 75-300mm telephoto lens to fit my Alpha mount Sony? The lens will attach but the camera says "there's no lens". I used this lens on a 7000 Maxxum 35mm film camera.
0
votes
1answer
62 views

Travel lens for LUMIX GH2 [closed]

I am a beginning photographer and own a LUMIX GH2 with the following lens: HD 14-140, LUMIX G Vario 1:4/7-14 (wide angle) and a pancake 20 lens. I am traveling to Europe and need to take a single lens ...
0
votes
0answers
102 views

What is the best lens to shoot the Milky-Way on a crop camera? [duplicate]

I own a Canon 100d and i like to photograph the stars, I'd like to have a wide angle lens to capture the most of the milky way i can. Possibly as cheap as possible and have really good quality. Thank ...
-1
votes
2answers
172 views

Difference between Canon 18-55mm IS II and IS STM? [duplicate]

I am a newbie into the photography world and would like to buy a DSLR. I am currently shooting with my phone and usually take photos with auto mode. While choosing for a camera I have narrowed my ...
1
vote
3answers
191 views

Why did manufactures stop including DOF scales on lenses?

Seriously why? I hate it and I hate memorizing it or check my phone app for the depth of field of the current aperture. I find it so useful in old lenses. The DOP preview doesn't help that much (IMO) ...
1
vote
1answer
123 views

Does lens resolution matter when it comes to high resolution sensors? [duplicate]

I've recently seen the news about Canon's 5ds and 5dsr with their 50mp res sensors. Now I've read on some other forums that you would need some L lenses developed recently ( 5 years) or those woth ...
5
votes
1answer
159 views

What prevents a f/1.8, 24 mm - 70 mm or similar range zoom lens from being made? [duplicate]

I see that it is common to have professional grade lenses such as 24-70mm lenses made at f/2.8. After using a 50mm/1.8, I was wondering what would prevent a more versatile zoom lens to be made that ...
1
vote
2answers
176 views

Why do camera phones have lenses of inferior quality?

I've heard that mobile phone cameras have lenses of inferior quality to those in DSLRs and point and shoot compact cameras. Is this true, and if so, why?