Questions tagged [zoom]

An optical 'zoom' or 'variable focal length' lens is one that has a range of focal lengths at which it can operate. "Digital zoom" is a technology which simulates optical zoom by cropping the image.

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2answers
158 views

Is there anything I should be aware of if I'm considering the Nikon AF 70-300mm F4-5.6 ED D lens?

I recently bought the Nikon D5300 and currently have the 18-55mm kit lens. I am worried that with this lens I won't be able to take a variety of good photographs--not only landscapes. So I have been ...
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3answers
797 views

What are all the types of lenses? [closed]

I see different types of lens in the market like prime, zoom, telephoto and macro. I'm not sure how many such types really exists and the functions/features of each. Can someone share an explanation ...
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3answers
1k views

Is it possible to make a photo of a plane at cruise altitude with this zoom?

I came along to this photo of a plane flying at cruise altitude. I was really surprised by the level of detail and zoom this photo has. You can even see the tail number of the plane! Is it really ...
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2answers
227 views

zoom or aperture which one decreases DoF?

When I want to decrease my DoF and have Bokeh in my photos, I always stuck between choosing either opening the aperture or zooming. Should I start zooming or should I decrease the aperture? Edit: I'...
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4answers
2k views

Zoom conversion help? Superzoom vs Nikon 55-300 DX lens

I am going on a road trip over this summer and I'd like something that can handle being zoomed in a lot. I have a very capable Nikon D5200, and a 55-300mm telephoto lens that goes with it. However, ...
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1answer
675 views

How to change zoom on TRIOPO TR950 Speedlite

I recently bought a Triopo TR950 speedlite from AliExpress which works great as a manual flash but I have one problem, I can't find any way to adjust the zoom on the camera. It has the zoom indicated ...
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2answers
2k views

What can I expect when shooting the moon with a 55-200mm zoom lens w/ 2X teleconverter?

I am planning to buy a 2X teleconverter for my Nikon 55–200 mm AF-S f/4–5.5 to capture the moon and other planets. (After connecting the 2X teleconverter the lens will become 110–400 mm and f/8–11) ...
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1answer
258 views

How to disable Fujifilm Finepix S8XXX series zoom sound [closed]

I notice that Fujifilm Finepix S8XXX series have very noisy zoom sound. This can be heard when recording a video and optical-zooming at the same time. Please refer to this video to know more about ...
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1answer
1k views

Does a lens exist that is parfocal, has a linear zoom throw, and is affordable?

I'm working on a project to create, essentially, a servo-powered zoom lens, using a (D)SLR zoom, a zoom ring gear, and a stepper motor. After mounting the zoom ring gear, I'll attach a pinion gear to ...
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3answers
2k views

How do zoom lenses restrict their widest aperture at the telephoto end?

Does the aperture ring lock the apertures beyond, say 5.6 at length lens's telephoto end? Does the lens introduce an obstacle to the aperture ring so the lens can't be opened anymore beyond the ...
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10answers
4k views

Do photographers avoid using zoom?

Because most lenses do no have a fixed aperture, do most photographers avoid using zoom as to avoid messing up their settings and their established exposure?
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1answer
2k views

Possible to lock focal length on zoom lens? (SELP1650)

(This could turn out to be a bone, practical, product-specific query, but this is the internet so the worst that could happen is a 0 rather than a 1.) Anyhoo: is it possible to lock a zoomable lens ...
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2answers
709 views

Blurry without zoom, sharp with zoom

I have Nikon Coolpix S5100. I've noticed that my photos are blurry when I'm NOT using zoom, while they are pretty sharp WITH zoom. It doesn't matter whether I shoot from the hand or from the solid ...
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1answer
1k views

How do the Sigma 35mm and 50mm Art primes compare to the Tamron 24-70 f/2.8? [closed]

I shoot people portraits, couple engagement sessions and children (specially my own 1.5 years old). Locations are 70% outdoor green parks or urban settings, 25% indoor in my home and just 5% scenic (...
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1answer
1k views

How does a Panasonic Lumix FZ1000 compare with a Canon EOS 1000D? [duplicate]

I have the chance to get a Panasonic Lumix FZ1000 (as a gift from my employer, of my choice), how does this compare with the camera I have, a Canon EOS 1000D ? My Canon works perfectly well, but is ...
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3answers
3k views

Is the Canon 70-200mm or 24-70mm better for convention photos? [closed]

I've decided I want to upgrade to a better lens, but I'm really torn between the Canon EF 70-200mm f/2.8L IS II USM and the EF 24-70mm f/2.8L II USM. I like to take convention photos, where space is ...
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1answer
405 views

What is the shot called where it goes from telephoto to wide-angle without a zoom? [closed]

I've seen this effect in movies where where the background behind the subject expands. In the movie "Ever After" when the father dies, they do that effect with the the daughter. It thought I saw a ...
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2answers
2k views

Difference between using camera's macro mode vs zooming in with a telephoto lens [duplicate]

I'm photography enthusiast, But I'm unaware of the difference between my camera's macro mode vs zooming in with a telephoto zoom lens What difference does it make when I zoom in with a telephoto lens ...
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2answers
426 views

Can anyone help me identify this lens? Pk 80-200mm autozoom

I have a lens I was going to try to sell on ebay but can't figure out what it is. Doesn't appear to have a manufacturer name. Made in Korea, side has 22 16 11 8 5.6 4.6 PK. Top has 80-200mm cct 1:...
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1answer
3k views

What are the advantages and disadvantages of zoom lenses with a wide range of focal lengths? [duplicate]

Are there some disadvantages of a zoom-lens with wide range focal length compare to a lens with narrow range both having the same max. aperture? For example, if we have two lenses: Sigma 18-55mm f4 ...
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4answers
10k views

What are the differences between the Nikon 55-300mm and Nikon 18-105mm lenses?

I bought a Nikon D5200 and I'm willing to go out of the kit lens. So I stumbled upon two lens that I can afford, but I don't know which one to pick because I'm still a beginner. Can you please tell me ...
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1answer
49 views

Can I mod binoculars to connect a T2 adapter (for EOS)?

I'm afraid of breaking my binoculars if I remove the eyepiece. I'm looking for a cheap way to get some zoom for a lower price than a celestial telescope.
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5answers
5k 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 ...
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5answers
698 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 ...
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1answer
122 views

Upgrading to a better quality camera before a wildlife-focused vacation [duplicate]

I'm sure this has been asked many times before, but anything would be helpful. I'm looking to upgrade from a standard point-and-shoot to a higher quality camera before a safari vacation. I was ...
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1answer
777 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 ...
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1answer
392 views

Comparing focal length [duplicate]

Hello I want to move from my compact camera to a dslr. I am fan of landscape photos so I want to buy an ultra-zoom lens. My camera supports 14x optical zoom. I know that for compact cameras it's just ...
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1answer
266 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 ...
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1answer
4k views

What difference is there between the 50mm in a zoom lens, a 50mm prime lens, and a 50mm macro?

I would like to know the differences between: 50mm prime lens 50mm in a zoom lens 50mm macro lens
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3answers
269 views

If the zoom number doesn't tell me magnification, what does? [duplicate]

I've read How do I convert lens focal length (mm) to x-times optical zoom?, and learned that the times-zoom number doesn't tell you much. So, how do you determine the magnification — the amount a lens ...
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3answers
1k views

Are compact cameras with a zoom lens safe from dust?

The only relevant "dust" references in my holiday camera manual are: Do not store or use the camera in locations that are: ... very humid or extremely dusty and Build up of dust in your ...
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4answers
2k views

Is it safe to zoom while taking a photo for the effect?

I have clicked some photos by using the trick of zooming in and zooming out with the lens while the shutter is open. All the photos came pretty cool and crazy. I am very happy with the effect, but I ...
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2answers
730 views

Panasonic Lumix FZ1000 - How does it compare to binocular magnification?

I know almost nothing about photography. But I am interested in learning. My dad just purchased a Panasonic Lumix FZ1000. I own a pair of Leica 10x50 binoculars. I asked him how the maximum zoom or ...
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3answers
1k views

Lack of sharpness: is it me, or my zoom lens?

I am specifically talking about Nikon 24-70mm f 2.8 lens Here is the picture I took with that: And here is another one I took with my prime lens Nikon 85mm f 1.8 I think this one is sharper and ...
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2answers
139 views

How much zoom does a lens need to have before we call it a superzoom lens?

I've read that superzoom lenses have poor image quality, but how much zoom does a lens need to have before we call it a superzoom lens? 3x is certainly not a superzoom, while 10x probably is. ...
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1answer
941 views

Why doesn't exposure change when changing focal length?

With a Canon 550D camera and a Tamron 18-270 mm zoom lens, I tried to fix shutter time, aperture (f/8.0 to cover all zoom range), and ISO, so the exposure meter read 0.0 with 18 mm focal length and ...
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4answers
5k views

Why is my Canon 55-250 IS lens blurry at focal ranges beyond 100mm?

I recently purchased a used Canon 55-250mm IS lens and it works nicely at 55mm(even with lower shutter speed, and f/4 aperture), but turns out quite blurry at longer focal lengths, even with a shutter ...
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1answer
370 views

How to shoot a 220 yard photo with an 18-135mm lens

I recently bought a Canon T4i with the 18-135mm lens. I am interested in shooting some shots of a pair of eagles that are 200 yards behind my house. I am unable to zoom in clearly to make them fill ...
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3answers
274 views

What criteria to consider to match cameras and lenses for shooting people at parties?

I normally don't like shooting people that much, because I like to experiment with settings, lenses etc. to get a result that I like, so it helps when the subject doesn't move (Mountains and buildings ...
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2answers
650 views

How durable are zoom lenses?

I've heard that zoom lenses after some intensive usage become "sticky" and difficult to operate. What's the aproximate durability for a zoom lens like a Canon EF-S 18-135, shooting ca. 1000 - 2000 ...
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2answers
1k views

Can a lens be a zoom lens and a macro lens at the same time?

I am planning to buy an entry level SLR camera, mainly for use capturing macro and portrait photos. However, I'm a bit confused by this lens which is described as "Tamron AF 70 - 300 mm F/4-5.6 Di LD ...
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3answers
2k views

What is a pump zoom lens?

While browsing for cheap second hand lenses I found the Cosina 70-210mm f4.5-5.6. The seller notes that it's a pump zoom. Googling the term does yield some results, but these simply state that a ...
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4answers
3k views

Do I need other camera lenses if I have an 18-200mm or other super-zoom?

I wanted to ask that once you have purchased a lens of say 18-200mm, then is it required to purchase other lenses — say 24-70mm, 24-105mm, 18-105mm, 28-135mm,etc. Does 18-200mm lens satisfy all the ...
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6answers
16k views

What's the difference between zooming in on a subject vs moving closer? [duplicate]

If I stand 10 feet away from a subject and I want a close up shot, I can either zoom in or I can physically move the camera as close as possible to the subject. Which one is a better practice, or is ...
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3answers
6k views

Why does this lens lose focus when you zoom in but not when you zoom out?

This is regarding the Sony 18-105 E-mount constant-aperture zoom. I took at photo at 18mm, focusing manually: I then zoomed to 105mm, and took another photo, keeping the same focus: Notice that the ...
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6answers
20k views

What are the pros and cons of constant-aperture zoom lenses, for a relative beginner?

I use a Sony NEX-5R, and I bought the Sony 18-105 F4 constant-aperture lens. I'm aware that the constant-aperture F4 gathers more light than, say a F3.5 - 5.6, and it gives you more control over the ...
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4answers
19k views

How do zoom, magnification, and focal length relate?

Zoom lenses and cameras with superzooms are often sold with a times ("×") zoom number — like a 12x zoom or 30x zoom. The question How do I convert lens focal length (mm) to x-times optical zoom? ...
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2answers
12k views

Difference between zoom and focal length? [duplicate]

Until now I thought that focal length is just another way of measuring how much a lens zooms: The higher the number the more it magnifies, the smaller the number the wider the angle and thus the less ...
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2answers
1k views

How effective are the rear weather sealing rings on lenses?

I am kinda torn between buying a Sigma 18-35mm f1.8, Nikkor 17-55 f2.8 and Sigma 17-50 f2.8 for my D3100 and D7100 cameras. The reason for confusion is that the Nikkor one has a weather sealing ring ...
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1answer
3k views

Sony 3.5-5.6/18-55 SAM (SAL1855) lens broken

I have a Sony 3.5-5.6/18-55 SAM (part no. SAL1855) lens that has taken a knock and the zoom ring is now stuck fast at 55mm and the focus ring doesn't want to pull all the way in. Are there any guides ...

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