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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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Can anyone help identify the lens mount on this Vivitar 85 - 205 lens?

Trying to identify my copy of this classic lens. A similar question has been asked here previously, but my lens appears to be slightly different to that one. It's a Vivitar 85 - 205 Auto Tele-zoom, ...
Gareth Stack's user avatar
1 vote
3 answers
191 views

how to get zoomed in images of tiny seeds with phone camera?

I have some tiny seeds on a plate that I want to take pictures of, and I want them to appear big in pictures so I can identify them at the same time, covering the whole or at least half of the plate. ...
Shahbaz's user avatar
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4 votes
1 answer
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Why does my first picture have a dark area and the next is fine?

I was in class and took a picture of the slides with my phone (iPhone 13 if that helps) but the first one (I zoomed in a little on that one) turned out as shown while the next one was fine. The two ...
Curious's user avatar
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2 votes
4 answers
437 views

Should I go with a Sigma 150–600, or 70–200 + teleconverter?

I am newer to photography and it is a hobby. I take photos at sports events for myself and friends. I currently have a Nikon Z 6II with a FTZ adapter, with 35mm and a 70–200mm lenses. I was looking at ...
Nick Williamson's user avatar
1 vote
2 answers
82 views

White halos on zoomed photos or post-production

Based on this question, a question arose regarding the white halo that appears around the main object with the following conjectures: Post-production Light refraction due to zoom Where ...
Danielillo's user avatar
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2 votes
2 answers
374 views

Convert Zoom % to Focal length

My Panasonic FZ70 zooms to 60x. The only focal length indicators on the lens are the minimum (20mm) and the maximum (1200mm). There is no indication of focal length as I zoom in or out; the ...
mbuk2's user avatar
  • 23
1 vote
5 answers
460 views

Are faster lenses inherently better than alternatives if shooting with same aperture?

Let's suppose there is a faster prime and slower zoom lens which covers the same focal length and I want to shoot landscape scenes with certain fixed aperture to make sure the depth of field is big ...
Gill Bates's user avatar
2 votes
0 answers
108 views

Are there extreme low temperature (-30°C) issues when shooting with a mirrorless and camera and zoom lenses?

What reliability and durability issues can I expect from mirrorless cameras (like a Sony A7) and zoom lenses at extremely low temperatures like -30°C (-22°F)? Lower battery life is clear, but what ...
HoursFrom.World's user avatar
0 votes
1 answer
74 views

Can a broken film sprocket mechanism on a Minolta 7000 AF be fixed?

My granddaughter was given an old Minolta 7000 AF with a Sigma Zoom 28-80 lens. The film sprocket mechanism doesn't work. Is this fixable? Or would the lens be compatible with a new Minolta X-700?
Michele Drier's user avatar
0 votes
3 answers
201 views

Subjects not focused when they are too far away

I recently bought a Nikkor 200-500 f/5.6 lens. I've been trying it out with several kinds of subjects and results have been a little mixed. When the subjects are close the focus is sharp. This bird ...
hjf's user avatar
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2 answers
555 views

Putting telephoto lens on top of an OEM lens?

I want to use something like a Wyze Cam v3. Many users have removed the original lens and put on a telephoto lens. I dont want to remove the OEM lens. Can I put a telephoto lens on top of the original?...
Green Giant's user avatar
1 vote
0 answers
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Beginning photographer wants advice on how to shoot Alaskan Cruise glaciers and wildlife [closed]

I have a Rebel T3i with Canon zoom lens EF-S 18-55 mm lens 1:3.5-5.6 IS ll and a Canon EF-S55-250 mm f/4-5.6 IS STM lens. I would appreciate any advice on how to get clear photos and video on our ...
busyretiredRN's user avatar
4 votes
4 answers
2k views

How to understand zoom information

I'd like to understand how to determine how powerful zoom is going to be in particular cameras/lenses based on provided information. What is the best way to do this? I understand the zoom factor (e.g. ...
tsw_mik's user avatar
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2 answers
110 views

How to improve t2i video crop mode 640x480 with a zoom?

This mode is an 8x multiplier. So a 500mm lens looks like 4000mm. The only problem is the wind. How do you keep the camera completely still on a heavy tripod and light winds?
Mark Robin's user avatar
0 votes
1 answer
170 views

Nikon telephoto zoom ring turns but Lens won’t extend

Nikon telephoto lens zoom ring turns but will not extend lens but will retract it if I manually extend the lens! What is causing this and is it something that I can fix myself?
James's user avatar
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2 answers
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Capturing License Plates From 50-100 ft (And Night)?

I'm attempting to build something with a Raspberry Pi that can hopefully capture moving vehicle's license plates 50-100 ft away (and at night). I understand very little about photography, but through ...
Andre's user avatar
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1 vote
4 answers
862 views

Focal length, zoom-x, magnification, and their relationship to image size projected on sensor

I have been doing remedial research on zoom and magnification. Here are some of my conclusions ("sensor" here assumes a digital camera): The zoom-x number of a zoom lens is the maximum ...
KevinHJ's user avatar
  • 113
0 votes
1 answer
380 views

Black Magic Pocket 6k Pro using either Sigma 18-35 or Sigma 24-70

hoping someone can help me: I've seen a lot of people choose the Sigma 18-35 over the 24-70 for the bmpcc 6k pro but can never find out why other than because of the crap factor. The majority of my ...
Nate's user avatar
  • 129
6 votes
5 answers
2k views

How can I get more magnification when shooting wading birds?

I have a Canon EF 70-300mm 1:4-5.6 IS USM lens. Will all 300mm zoom/telephoto lenses give the same magnification of the subject as mine does or, to get more magnification do I need to get a zoom or ...
John Morton's user avatar
1 vote
2 answers
1k views

Why is my microscope camera so zoomed in compared to looking through the microscope's eyepiece?

Apologies if this isn't the right place for this--it's the closest match I could think of. Please feel free to move it if it should be elsewhere. At my work, I use a microscope on a regular basis. ...
Hearth's user avatar
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0 votes
1 answer
792 views

Zooming into RAW images

Hey there I was wondering why is it when I zoom into an image I took it looks grainy & pixalated. The image will be taken at an iso of 100 and look sharp on the the camera but not as sharp on a ...
Kelvin's user avatar
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3 votes
1 answer
585 views

Is x50 zoom camera able to zoom 500 meter target area from a 6 km distance?

I have a x50 zoom camera and here is some specs of the camera and lens: Focal length: 6 mm ~ 300 mm Field of view: 58.4° ~ 1.4° Resolution: 2 MP I drew a scheme to explain my question properly, you ...
Yunus Temurlenk's user avatar
1 vote
2 answers
288 views

Telephoto Lens Advice for Canon

I use a Canon 600D and currently have three lenses: EFS 18-55mm A very old 50mm Pentax I use with adapter A very old (1970s?) Auto Super-Paragon 200mm f/3.3 I use with an adapter I want to get more ...
Dom's user avatar
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0 answers
31 views

Zoom in on an image without losing quality [duplicate]

Can i enlarge an image without losing quality? You know, like in cool movies people do. Like so:
Aihara's user avatar
  • 1
2 votes
3 answers
233 views

focal length to aperture relation while zooming - is my russian lens lying to me?

I have this old soviet/russian "Granit" 80-200mm lens, connected to my Canon 550d DSLR through M42 adapter. I also have "modern" kit 18-55mm lens. What I don't get is how aperture ...
kao3991's user avatar
  • 23
0 votes
4 answers
376 views

Does a lens with this zoom range exist?

I want to buy a zoom lens for a DSLR but I want its Focal length to start from a small number (18, 55, 100, 200) and end to a very large number (1300, 2600) so it can see near and far. Also I want it ...
manarinian's user avatar
0 votes
2 answers
109 views

Why isn't "maximum zoom" consistently stated for compact cameras?

Why can't maximum zoom (ie the change in size of an object on screen) consistently be stated on compact cameras? I am aware of the complications with focal length and lens size but I am only ...
Jim Foyle's user avatar
1 vote
2 answers
157 views

Mystery Scale on Hanimex Zoom Lens

I’m a bit of a newbie, and I’ve just bought a zoom lens for my OM10. It's a Hanimex One-Touch Zoom Lens 80-200mm F4.5 Macro It’s arrived and I’m trying to understand the scales on the lens. I can ...
jlonfilm's user avatar
4 votes
3 answers
1k views

Backyard wildlife zoom question factoring distance

I'm quite new to photograhpy/videography and I only have a limited budget of $800.00US for a lens. As per Kai's request allow me to pose the question centered around the discussion I initiated: Which ...
CamateurFlowtography's user avatar
2 votes
1 answer
317 views

Why does my Nikon DX AF-S Nikkor 55-200mm seem to be more zoomed in at 200mm than my AF-S Nikkor 18-200mm? [duplicate]

Looking for some input experience here. I have a Nikon D3300 and the following lenses: 18-55 VR kit 55-200 VR 18-200 VR 35mm fixed I primarily use the 18-200 lens out of convenience but was doing ...
Sparty's user avatar
  • 23
1 vote
1 answer
185 views

Sigma 70-300mm macro or nikon 55-200mm vr ii

I currently have a Nikon d3200 and am trying to decide between these two lenses. I understand the sigma can only manual focus on my camera. Im mostly looking to shoot wildlife , landscape or other far ...
Huntap's user avatar
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2 votes
5 answers
2k views

Magnification percentage meaning

How do I convert from the percent magnification that many photo editing apps use to times magnification? For example, if I have taken a photo at 30mm and then zoom to 100% percent in Lightroom, what ...
Randomgenerator's user avatar
4 votes
3 answers
575 views

How to reduce shake at high focal lengths {2600mm-3900mm with adapters} when on a tripod?

I have a Nikon DIGITAL DSLR 650 1300mm zoom lens. In honour of this, I bought a Zomei tripod which is of good quality but even so, the slightest breath of wind makes the lens shake, and at such high ...
Hobittual's user avatar
  • 143
1 vote
3 answers
254 views

Variable Aperture Zoom Lens Dials

I'm new to photography and recently won a bid on a Nikon D70 with a Nikon AF Nikkor 24-120mm 1:35-5.6D lens. I know the lens has a variable aperture. What I can't figure out is what the top sets of ...
nkap08's user avatar
  • 11
0 votes
2 answers
709 views

Why can't my Nikon P900 zoom like the demo videos I've seen?

I have a Nikon P900 and I am somehow disappointed by the zoom level. It is obviously better than my other camera (Panasonic FZ-50, comparison done by making photos of the moon), but still... (please ...
virolino's user avatar
  • 101
4 votes
1 answer
243 views

Darktable: zoom impacts exposure?

I just have observed a strange behavior in Darktable (Fedora 32, darktable-3.2.1-1.fc32.x86_64): when looking at the image with 'fit screen', it is much darker than the 100% view. After saving the ...
Luis A. Florit's user avatar
20 votes
10 answers
6k views

How can I magnify ≤1mm objects onto a display for under $200?

Question updated/clarified I'm looking to perform feature identification on small tick/bug/mite-like creatures approximately 0.3mm to 1mm in size. I'd prefer to be able to project magnified images ...
i336_'s user avatar
  • 317
1 vote
2 answers
238 views

Cause of bokeh with dark ring and bright center

This is a detail from a photo that I took with a Fujifilm XF55-200mm lens. The lens was zoomed all the way to 200mm, and the aperture was wide open—f4.8. I wonder whether somebody knows the cause of ...
Solomon Slow's user avatar
4 votes
2 answers
438 views

low element count primes render better than high element count zooms? Which image is which?

I was told that prime lenses with low element counts have the potential to produce better colors and greater contrast than lenses with many many elements inside. I was told primes mostly 'render' ...
Arji's user avatar
  • 1,633
1 vote
2 answers
217 views

Zoom lenses for wildlife at 600 meters

I spend alot of time driving back roads for work I just got a rebel 7 and I'm trying to find a lense for taking picture of bears and other animals from about 600 meters and have a fairly close up ...
kevin simlik's user avatar
2 votes
5 answers
356 views

Can digital zoom affect focus

I was always under the impression that digital zoom has little use since the same thing can be achieved on a computer afterwards by cropping. I recently purchased a point & shoot digital camera ...
Paul I's user avatar
  • 121
8 votes
3 answers
2k views

Should I crop photos from a prime instead of using a zoom lens?

I wonder whether using a compact, bright, fixed focal lens instead of a large zoom lens will yield comparable results in terms of light gathering ability and resolution. I am not interested in ...
kdarras's user avatar
  • 251
2 votes
6 answers
636 views

How to get sharper photos with a kit lens when in low light conditions?

I took my new Nikon D7500 out yesterday and its my first DSLR. I would like to get some thoughts on shooting sharp photos in low light conditions with it. I was shooting after sunset but before ...
AnOldSoul's user avatar
  • 121
1 vote
1 answer
1k views

Why does aperture change when I zoom my lens even in manual mode? [duplicate]

I have my Nikon D7500 set to Manual Mode. I can change the shutter speed and it maintains the setting. When I change the aperture, the setting is not maintained and varies depending on the zoom of ...
lestat1978's user avatar
0 votes
1 answer
78 views

Olloclip Macro 21x lens for iPhone able to shoot objects far away?

Can Olloclip Macro 21x lens for iPhone be used for shooting objects far away? (note: amateur in photography and lenses seeking help from experts)
Panos M's user avatar
0 votes
2 answers
354 views

What digital camera should I buy in order to use a Nikon Zoom-Nikkor 35-105mm f/:3.5-4.5 lens?

I have a Nikon Zoom-Nikkor 35-105MM 1:3.5-4.5 Lens f=35 and I'd like to know: which digital camera is compatible with this zoom? thank you lots, Giorgia
Giorgia Gentile's user avatar
2 votes
4 answers
5k views

Which lens has the same capability of lens mounted in Nikon P1000?

I am a beginner in photography and I have a Nikon D3400. I was impressed with the super zoom of Nikon P1000. But, I came into a conclusion to buy a tele lens rather than going for P1000. P1000 has a ...
Alfred's user avatar
  • 165
8 votes
3 answers
461 views

What affects DOF more...distance to subject or focal length?

Say I want shoot a butterfly. My goal is to make sure the butterfly fills the frame. I can do this in two ways...I can use zoom or I can simply move the camera closer to the subject. Which will ...
user2662680's user avatar
0 votes
3 answers
438 views

Why is view on camera different from actual output viewed on phone?

I have a Nikon D5600. When I use telephoto lens (70-300 mm) for bird photography, on full zoom the bird does appear clear and near, but when the actual photo is produced, the bird appears far. When ...
RKh's user avatar
  • 309
-2 votes
4 answers
158 views

Why is zoom provided in Tokina 11-16mm?

I wonder what's the use of providing zoom in the Tokina 11-16mm. Why not make it an 11mm prime lens instead? It would contain less elements, so will produce sharper images. Also at such wide angle, ...
Vijendra Parashar's user avatar

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