Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [lens]

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.

2
votes
1answer
57 views

Depth of field and aperture size [duplicate]

Why does a smaller aperture size have a high depth of field? What is the physics behind this?
5
votes
1answer
176 views

Is there an easy way to tell the size of an image circle a lens has?

I know that lens can come in many formats, e.g. crops vs. full frame. However, someone recently told me that the Zeiss Otus has an image circle that is larger than the intended format. This is one ...
-5
votes
2answers
240 views

Which lenses are used in SLR and TLR? [closed]

Which type of lens are used in Twin Lens Reflex (TLR) and SLR cameras? TLR cameras uses two lenses, one for the viewfinder and one to expose the film; but in SLR only one lens is used for the ...
2
votes
0answers
27 views

Can these lens be used on a Nikon D300? [duplicate]

I have these old lens, that I mounted on a Nikon F601m, now broken: Nikon AF Nikkor 50mm 1:1.8 Nikon AF Nikkor 28mm 1:2.8 Sigma UC Zoom 70-210mm 1:4-5.6 Now I am thinking of buying a used Nikon D300,...
2
votes
2answers
418 views

Recommendation on Canon 18-55mm IS STM / III

Recently I've decided to buy a new DSLR body (Canon 200D), and now I have to decide what lens to pair this with. For €18 on top of the body-only price I can get a Canon 18-55mm III lens, and for €94 I ...
1
vote
1answer
1k views

Difference between 14-42mm ii r and 14-42mm Objective lens?

I've decided to buy an Olympus OM D M10 mkii as my first serious camera, however I now have to decide which lens to get which it. The cheapest option is with the 14-42mm ii r, which is 20 euros less ...
0
votes
1answer
49 views

Brightly lit enviroment

Which lenses should be used on small format DSLR camera with full size 35mm sensor to photograph a bride at 10am in a brightly lit enviroment
-1
votes
1answer
57 views

Camera for Couple and Event Photography [closed]

I have Nikon D5300 camera with two lenses ( 18-55mm f/3.5-5.6G & 55-200mm f/4-5.6G), please let me know if my camera and lenses work for Couple and Event Photography? if not , what Camera and ...
1
vote
3answers
564 views

Tokina 100mm Macro f2.8 D wont autofocus on a Nikon D7500

I just got this camera recently with the lens aformentioned, however upon usage, I wasn't able to autofocus anymore. Any fix?
1
vote
2answers
2k views

Where is the serial number on a Tamron SP 150-600mm F/5-6.3 Di VC USD G2 (A022)?

On the first-gen (A011) model it was stamped faintly in the black plastic near the manufacturer location. I don't see it anywhere on the G2. I did receive a 1/8 sheet printout with the serial number ...
-1
votes
3answers
167 views

Canon mid-range zoom? [closed]

What I'm looking for is a good quality, full-frame, Canon-fit zoom in the 35-135mm range, or thereabouts, with a largish maximum aperture. A 50-100mm would do equally well. I've done a lot of ...
3
votes
1answer
298 views

Aperture lock stuck

I just got a used Nikon 28mm 2.8D lens to use with my D600. I need to set the aperture on the lens to f22, but the aperture ring lock seems stuck in place. It will not budge. I don't want to force ...
1
vote
1answer
273 views

How to mount filter to lens without thread? [duplicate]

Disclaimer: I have never used a Filter or Lens Hood, so this might be weird question. I plan to do some landscape photography using my Lumix G F1,7/20 mm MFT Lens. Unfortunately I just realized that ...
1
vote
1answer
112 views

How do I fix the align_image_stack error: “No valid distortion data found in lens database”?

I am using Hugin's align_image_stack --distortion as a first step before median filtering. Unfortunately, it says No valid distortion data found in lens database I tried with both a Nikon D5300 and ...
1
vote
0answers
57 views

Can I adapt this Vivitar 35mm to my Canon 5Dmkiii [duplicate]

Is there an adapter out there I can use to put this lens on my canon 5d mkiii?
0
votes
1answer
4k views

What are the differences between the Canon EF-S 18-55mm f/3.5-5.6 III and EF-S 18–55mm f/4–5.6 IS STM

I'm looking at these two lenses: Canon EF-S 18-55mm f/3.5-5.6 III & EF-S 18–55mm f/4–5.6 IS STM What are the differences between these two lenses, specifically in regard to overall image quality?...
-3
votes
3answers
157 views

If a camera has two lenses, where is the focal plane? In the sensor or in the second lens?

For example, this exercises asks where is the focal plane. Is in the sensor or in the second lens?
-6
votes
3answers
92 views

Zoom lens for 1300D canon [closed]

I have a budget of $100 but I can only find Ef lens in that price for SLR camera. Can anyone suggest a better zoom lens .I already have 18-55mm EF-s lens!
0
votes
1answer
229 views

Is 58 mm Metal Tele Lens Hood is fine for 18-55mm lens canon?

I have 18-55mm and a 58mm lotus hood on it but the problem is that when i capture photos from my canon 700D on 18mm focal length the hood also showing in my frame of pictures. i want to buy a 58mm ...
0
votes
1answer
56 views

Pentax lens focus ring snapping

I have a Pentax DA 35mm lens that was stored in the camera bag for a while. When trying to use it today, I noticed that the focus ring motion is not smooth. It is "snapping" at specific intervals, 3 ...
-7
votes
4answers
512 views

What photography can I use 24-70mm lens? [closed]

What photography is 24-70mm lens useful for?
0
votes
1answer
111 views

Is this lens too heavy for my micro four thirds body? [duplicate]

This is the setup I'm planning to use: Camera is an Olympus OMD E-M10 II, the lens is a Bower 500 mm f/6.3 using a Bower T mount to micro four thirds adapter. The cause for my concern is that I plan ...
7
votes
1answer
163 views

Is the 20mm f/3.5 AI-s NIKKOR focus well damped?

I have a 20mm f/4 AI-s. Personally I do not like the feel of the focus ring. It is not well damped and not silky smooth like my other AI-s lenses. It feels like my older non-AI lenses. I have no idea ...
0
votes
3answers
129 views

Why are the lights fuzzy/hazy/blowing out in my pictures?

I just got a Canon 70D off eBay and have been taking night pictures and things were ok. Then, without warning, the lights in my pictures got blurry and hazy, maybe overblown. It's happened with both ...
0
votes
5answers
1k views

What Canon lens would be good for shooting high school/college sports? [duplicate]

I take a lot of pictures of my sons playing High school baseball (and at times lacrosse and soccer). And a lot of my sons' travel baseball games. I have a Canon Rebel EOS XSi (450D) which of course ...
0
votes
2answers
205 views

Fotodiox focus confirmation on M42 to EF adapter

I have just bought a fotodiox chipped adapter for M42 to EF canon mount. I am hoping to be able to use the canon autofocus sytem to get focus confirmation. I have mixed results after following the ...
1
vote
1answer
327 views

Is a lense with an aperture larger than f/8 useful with an EOS 80 D?

I have a EOS 80D and supposedly it has a max aperture of f/8. Does this mean that my camera can't take advantage of lenses with larger aperture? E.G. This one for example: Canon EF-S 24mm Camera ...
2
votes
3answers
120 views

What limit do lens manufactures come upon first when making a wide range lens with large aperture (besides economics)? [duplicate]

Economies of selling such a lens would be my first guess to why a lens doesn't exist but I am more interested in the physical characteristics of a lens. How do the characteristics of a lens affect ...
-1
votes
1answer
85 views

Lenses with 7 and 8 CPU contacts

There are lenses with 7 CPU contacts and 8 CPU contacts.Are they interchangeable? Can I use a lens with 7 CPU contacts on a body with 8 CPU contacts? And vice versa.
0
votes
3answers
982 views

Understanding focus distance of Nikon f/1.8D lens with D5600 Camera

I took some sample photos using my Nikon D5600 camera with Nikon f/1.8D lens. I had to set the focus manually since this lens doesn't provide AF with my camera. My Question: The album of my sample ...
0
votes
1answer
389 views

Nikon D300s, Tamron 70-200 2.8 lens, Suggestions for low light settings for Gymnastics and HS soccer,

I have a Nikon D300S and have been taking pictures of my son's soccer team since they were 10. Well, this past fall I was really having a hard time with capturing decent pictures, was using a 70-300 4....
-1
votes
1answer
758 views

Is a Canon 1300D with 18-55mm lens good for portrait shots? [duplicate]

I want to shoot amazing portraits like the ones I see in magazines or model shots. Can it be done with my EF-S 18-55mm IS 2? If not, please give names of affordable cheap lenses I can buy for this.
2
votes
1answer
186 views

Canon 45 point autofocus with different lenses

I have been looking into the Canon t7i autofocus system. Apparently (based on information I found in a canon promotional video), all 45 of these focus points are crosstype, most of the time. Whether ...
0
votes
2answers
74 views

What are the details of the lens that comes with the Fuji X-T20?

I have been reading about the Fuji X-T20 camera and have been trying to find out the Focal length range of base lens which comes with camera but cannot trace it in specifications. Can someone guide ...
0
votes
4answers
403 views

Why do two lenses look different at the same focal length?

At 300mm will the magnification of a 28-300mm lens be the same as a 70-300mm lens?
0
votes
0answers
38 views

Can I mount a Sony E lens onto a Nikon F body using an adapter? [duplicate]

I have recently bought a Sony E lens by mistake for my Nikon D3400 body. Are there any adapters on the market that would allow me to use this lens?
0
votes
3answers
764 views

Is Tamron AF 70-300mm F/4-5.6 Di LD better than Nikon AF-S DX Nikkor 55-300 mm 1:4,5-5,6G ED VR?

I am new to photography. I got a chance to test both the lenses (Tamron AF 70-300mm F/4-5.6 Di LD and Nikon AF-S DX Nikkor 55-300 mm 1:4,5-5,6G ED VR). The Nikon lens has VR and hence with full zoom, ...
1
vote
2answers
281 views

Why is the kit zoom lens for Olympus so much smaller than that for Nikon?

I am currently considering buying either an Olympus OM-D EM-10 mark ii or a Nikon D3400. As a beginner I thought I would stick to the kit lenses for a while, and have seen that the specs of both kit ...
-5
votes
1answer
84 views

What lens filter size should I get?

I ordered a 65mm lens filter, and my camera has a 58mm lens. Would the filter fit because I ordered it online and I'm not sure if it will work with my camera?
0
votes
4answers
164 views

How to take photo of water splash without photo getting dark? [duplicate]

I just got my beginner DSLR (Nikon D3300) and tried to take a photo of a water splash. I read about aperture, ISO and shutter speed and I know if I set high shutter speed I need to set low aperture ...
4
votes
2answers
283 views

What is this Hermagis lens?

Going through my late dad's stuff, I found a bunch of vintage cameras (including a Lumicon Silver 8, a Kodak Six-20 Brownie C, and a Kodak Brownie Reflex). There is one piece of equipment I couldn't ...
4
votes
1answer
509 views

Image quality of Tamron 16–300mm vs Nikon 18–55mm and 55–300mm lenses

I have a Nikon D5100 with the Nikon DX AF-S Nikkor 18–55mm f/3.5–5.6G VR and Nikon DX AF-S Nikkor 55–300mm f/4.5–5.6G ED VR lenses. I find the sharpness of the 55–300mm lens is significantly better, ...
-5
votes
1answer
108 views

What lens do you think is used for this photo?

What lens do you think is used for this photo?
0
votes
0answers
44 views

reuse old OM lenses vs start over w/DSLR for experienced photog? [duplicate]

Been 20+ years and have to move into DSLR for returning to photography. Did professional years ago and have an extensive (5 lenses) OM1D system and camera bodies - alas - worth about zip now. Looked ...
3
votes
0answers
47 views

Strange fringe pattern on long exposure photo [duplicate]

While compositing a series of long exposure images, I noticed this strange fringe-like pattern getting brighter at each layer blended in "lighten" mode. It features a circle and a cross in the middle ...
22
votes
6answers
9k views

(Why) do lenses increase in value over time?

Neocameras lens buying guide claims: Lenses most often increase in value over time until a significant change in technology. Is this accurate? Why would value increase?
2
votes
1answer
699 views

Are third-party lenses compatible with Dual Pixel Autofocus (DPAF) on a Canon 80D?

Do third-party lens manufacturers (i.e. Tamron, Sigma) support Dual Pixel Autofocus (DPAF)?
-2
votes
1answer
333 views

Focal length, sensor size and field of view in digital photography

For a robotics project, I've been testing two cameras 1)ELP USBFHD04H, sensor AR0330, 1/3 inch 2)ELP USBFHD06H, sensor Sony IMX322, 1/2.9 inch Besides, I've been testing different lenses, all of ...
0
votes
4answers
184 views

Which aperture value determines depth of field on variable aperture lenses?

Do variable aperture values represent the way in which depth of field is rendered by a lens or only to the transmission of light (i.e the brightness)? For example, if i wish to calculate depth of ...
23
votes
2answers
2k views

What's this little sign on the focal length ring of zoom lenses?

Looking at pictures of zoom lenses I've noticed there's sometimes a little sign between the two widest focal lengths: What is the meaning of that sign?