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.

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1answer
187 views

Is my camera infected with fungus?

I am new to this forum. I just wanted to ask if this is fungus in my lens and how worried should I be? I am just using this lens with my Nikon F3. Is it possible that my camera got infected? I don´t ...
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1answer
212 views

Is this haze inside of the lens in this photo of a camera

This is the only view of the camera lenses shown (no individual close-ups) and I was wondering if the reason is because this they are indeed hazed. No statements re: the state of the lens are included ...
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3answers
195 views

What shutter can fit a lens element with large glass?

I am building a camera using a very large front glass element for the lens (diameter is 70mm). At first, I thought I should try to find a shutter that is 70mm in diameter as well, one that can ...
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14 views

Mounting a Samsung NX -compatible lens to a different camera [duplicate]

I currently have a Samsung NX3000 camera and a pretty decent macro lens for it. The problem is, I intend to upgrade my camera some day, but it would have to be a camera of a different brand as Samsung ...
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409 views

Is a 35mm or 50mm lens better for landscape photography and portrait photography?

I have a Nikon d750 full frame and am wanting a new lens for low light landscape photography and low light portrait photography. I am considering either a 35mm or 50mm F1.8. Which would be a better ...
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144 views

Lens for 1 inch sensor format does not seem to cover the actual sensor boundary

I have a camera which has the Sony IMX267LQR sensor. From the sensor documentation, its diagonal is 16.1 mm and pixel dimensions are 4096 (H) × 2160 (V). The camera manufacturer listed it as 1 inch ...
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3answers
86 views

I need to setup a ceiling mount camera to capture manuscripts

I need guidance on a mirrorless camera, to be set-up on the ceiling of large plans. The plans cannot be hanged vertically on a wall for a technical reason. They have to be flat on a table not even ...
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4answers
258 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 ...
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3answers
552 views

Photography tricks for widening objects or reducing narrowness?

I have a narrow face and feel this may negatively affect my streaming captures, especially with poor quality cameras, low lenses, poor sensors, etc. Are there any givens in getting a robust, wider-...
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1answer
82 views

Shadow line on all my photos with Canon 70D

I am trying to figure out what could be causing this line on all my photos. It is not always dominant, but it is annoying. Can anyone recommend what is causing this? Here is an image of the sensor ...
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2answers
196 views

Trying to understand effect of lens lp/mm on image pixels

I'm trying to understand how lens quality in terms of lp/mm affects the pixels in an image. Suppose I have a Sony IMX253 (1.1" sensor format, 3.45um pixel size, 4096x3000 resolution). In order to ...
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1answer
332 views

Is Sigma 50 mm f/1.4 DG HSM Art compatibile with Nikon Z50?

Can I use Sigma 50 mm f/1.4 DG HSM Art (Nikon mount) with Nikon Z50? Currently I am using it with D5600 but I am interested in switching to mirrorless and wonder if my lens is going to work properly ...
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63 views

Canon 16-36mm f2.8 EF manual focus not working

I bought a used Canon EF 16-35mm f2.8 where the auto focus works fine, but manual focus isn't working. The focus ring is not stuck, so that isn't the problem. Any ideas to what it can be?
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1answer
130 views

K10D poor focus - manual or auto - with full-frame zoom lens

I'm getting very poor focus particularly at the long end of an 80-320mm tele lens that I am using with my Pentax K10D. The lens was originally bought for my 35mm Pentax SLR (maybe an MZ5 or something, ...
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1answer
236 views

What's the best Nikon lens for jewelry photography?

I am beginner, I am planning to do some silver and gemstone jewelry shoot for my wife. I have a Nikon Z6. What’s the best lens I can use for this purpose. I have a kit lens 24-200/4-6.3. I have plans ...
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2answers
139 views

How do I select a fixed lens for my APS-C sensor camera for a specific field of view/zoom

I have a camera that's been set up for a very specific application: it's a mirrorless Sony alpha 6000, with the lens that came with the camera: The Sony 16-50mm f/3.5-5.6 OSS Retractable Zoom Lens. I ...
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1answer
191 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 ...
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1answer
147 views

Identifying full frame lens [closed]

I have a D7100 with three lens, a Nikon SWM VR ED IF 077, a Nikon SWM 058 and a Sigma DC 072. I am considering moving to a full frame Nikon and trying to identity if all or any of my lens are ...
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58 views

Rodenstock Sironar N Compatibility

Is the Rodenstock Sironar N 240mm F5.6 MC compatible with LF 4X5 camera ? Should I have any concerns ?
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2answers
136 views

UV and haze lens for Canon Powershot SX50 HS

Looking for UV and CPL lens for this camera. As far as I am aware the supplied lens is 58 mm. Offers seem to have either 58 mm lens sets from Fotover etc. or 67 mm lens form Neewer etc. I assume for ...
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1answer
117 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 ...
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1answer
251 views

How to calculate height of camera and ground coverage via geometry?

I have a GoPro7 that I will mount on a pickup vehicle to capture ground images with video capture. The camera isn't top down but has about 20 (or 30) degrees inclination from the vertical axis. I want ...
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1answer
52 views

Does the QX1 support passive lenses?

I'm just starting to get into photography and got a used Sony QX1 and the 16-50 kit lens. Now I'm looking to extend my glass collection. I've read that to use lenses without any electrical connections,...
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1answer
423 views

Tokina AT-X 120 Pro DX AF 11-20mm f/2.8 vs Tokina AT-X 11-20mm f/2.8 Pro DX

for my Canon 80D am looking for a wide angle fast lens. Am considering the Tokina 11-20mm f/2.8. Am confused though as I have found online two different names with apparently the same specifications. ...
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1answer
553 views

Which lens should i choose for bokeh while video streaming?

I don't understand this lens topic. I watched so many videos and now i have more questions. I have a Canon M200 for streaming. I want nice bokeh effect for my background and silence auto focus. ...
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3answers
257 views

Unable to remove lens from my D750

My Nikon 200-500 has become stuck on my Nikon D750. The lens rotates slightly on the pins but won't rotate all the way to release. I'm guessing there's an issue with the locking pins on the D750. ...
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2answers
302 views

How does Leica R Telyt-R 4/250mm compair to a more modern lens?

Looking for a 300m to use with Leica M digital 24Mb. Use case for the lens: Always from a tripod, only at infinity (no autofocus/quick focus needed), photographing objects that are not moving. I ...
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1answer
89 views

Are there any F/1.8 wide angle primes under 20mm for Nikon F? [closed]

Nikon has a 20mm F/1.8 and there is a Sigma 14mm F/1.8 lens. I wonder if there are any fullframe Nikon F mount lenses with an aperture of F/1.8 and a focal length in between 15-19mm.
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1answer
245 views

Is there a zoom lens I can attach to a Kindle Fire for birdwatching?

This is probably pretty pedestrian for you all, but it's a sincere and slightly desperate question. My 94 year-old mom has been a casual birdwatcher her whole life. She's still pretty spry but has ...
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3answers
3k views

Canon EOS R or R5 with EF-S lens

Next month, I will buy a canon EOS R5 for concert photography. I will be short on money for some months or even a whole year because of this investment. I have a lot of EF-S lenses and some EF lenses ...
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2answers
157 views

How to stop oil from returning after cleaning aperture blades?

I got a free copy of the Nikon 200mm f/4 Ai lens. However the aperture blades are stuck and oily from both sides. I managed to open the lens and clean the blades from both sides with alcohol. I ...
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2answers
253 views

Has anyone had consistent success in using M42 lenses via adapter on the 5D MkIV?

Intermittent Er20 code on 5D MkIV using M42 to EOS adapter I am wondering if anyone has encountered this issue. I'm using Fotodiox Pro metal adapters to attach either Asahi Pentax Takumar lenses of ...
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2answers
1k views

150-600 mm lens for Nikon D5600

I have checked Sigma and Tamron 150-600 which are mentioned (in Amazon) as compatible with Nikon D5600. The reason why I am posting is to know whether to go with any of these lens with this camera or ...
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3answers
86 views

Adapt Praktica MTL 5B lenses to Lumix G80 camera

I recently bought a Panasonic Lumix G80 12-60 mm/F3.5-5.6 kit lens as my first proper camera (apart from point and shoot cameras). I've also found some lenses that belonged to my dad, that were used ...
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1answer
127 views

Can a lens affect relative performance of autofocus points?

I am comparing the autofocus performance of my Nikon D800 with two lenses, A Sigma 150-600 C (post sigma-dock calibration) A Nikkor 50mm 1.8G (post AF fine tune). Both lenses focus well with the ...
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3answers
296 views

Correct lens type for product photography

I am extremely new to photography and I have a Nikon D5300 with the kit lens that comes with it. I have been woodworking for a while and want to take product photos of my work to put on etsy and ...
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0answers
427 views

Canon Powershot Lens Error

I have a Canon Powershot Camera SD1400 IS camera. It accidentally got dropped, and is now giving a Lens Error. :( When I turn it on, it attempts to bring the lens out, but then retracts and says the ...
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2answers
479 views

Calculating Lens Hood Dimensions

How can I calculate for a given lens, where in the periphery a theoretical lens hood would become visible? This seems dependent on the size of the front element, focal length, and possibly other ...
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1answer
190 views

Equipment question - what in a lens name denotes when the filter mount moves during focusing?

Details: Canon RP I built a somewhat heavy lens attachment that mounts to the filter ring. This is fine with my old 85mm f1.8 as the filter ring is directly on the lens body. I recently got a 35mm f1....
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3answers
457 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 ...
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1answer
342 views

Is a Canon 18-200mm lens a good idea?

Currently I have a T7, and I don't like the non-versatility of the kit 18-55mm lens, i.e. I need more focal range. Is a Canon 18-200mm lens a good option for a replacement? I've seen a lot of reviews, ...
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1answer
135 views

Lens getting fungus again and again

I have a sigma 24-35 f/2 lens and it got affected by fungus and I cleaned it from a professional recently and after that, I am keeping it inside an air-sealed box with a lot of silica gel bag but ...
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4answers
637 views

Which lens do you recommend for entry level bird and wildlife photography on Canon APS-C DSLRs?

My son got a EOS 800d camera for his 21st birthday. The included lens is a 18-55mm f/4.5.6 IS STM. He is finding that it does not zoom enough to take good pictures of local wildlife. We have several ...
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1answer
168 views

Extend PIR range by adding a lens?

I bought this solar powered wifi camera. I stuck it in a tree above my front gate, hoping to automatically trigger to record vehicles and people in front of it. The footage uploads to the web, via my ...
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1answer
664 views

In general, should I expect better image quality from a 24-70mm f/2.8 lens than from a 24-105mm f/4 lens?

I'm in the market for a full frame EF-mount standard zoom lens, so I've been doing a lot of research about different 24‑70mm f/2.8 and 24‑105mm f/4 options. I understand the tradeoffs in terms of ...
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1answer
238 views

Better for portrait photography: Canon EF 24-105mm f/3.5-5.6 IS STM vs CANON EF50mm F1.8 STM?

I have a Canon EF 24-105mm f/3.5-5.6 IS STM lens came with my Canon EOS 6D Mark II. Would the Canon EF 50mm F1.8 STM be better for portrait pictures than my 24-105mm lens? I am new to photography and ...
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2answers
505 views

Canon 200mm f/2.8 L II USM vs Sigma 70-200mm F2.8 EX APO DG OS or something else?

I'm looking for replacement of my Canon EF-S 55-250mm f/4-5.6 IS STM. Camera is Canon EOS 700D. Requirements: amateur photograph, especially nature and birds, mostly walking rarely hiding, focal ...
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2answers
396 views

Landscape photography: benefit of 24-70mm F/2.8 over cheaper version

I already have a decent wide angle zoom for landscape photography and I would like to get and additional standard zoom lens. Sometimes those wide angles feel a little too wide - especially in the ...
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1answer
112 views

Best solution for under/over waterline shots with Olympus tg-6

I'm looking for a piece of advice. My main camera is a crop sensor entry level DSLR that I rarely end up taking anywhere unless I'm on holiday because of its chunkiness and weight. So a few months ...
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4answers
182 views

maximal detail in extreme low light: longer lens or shorter and faster lens?

I have found a spot where I can take photos of owls. The problem is that they are always showing up very late so it gets quite dark. I have a Nikon D500 which goes up to ISO 51200 and last night I ...

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