Questions tagged [sensor-size]

This tag refers to to physical size of a camera's sensor.

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1answer
293 views

How to overlay the image scaling based on the user distance & focal length

I'm overlaying images on the cameraView and based on the user input of room width & height. The images are displaying proportionally to width & height ratio. but i need to overlay the images ...
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2answers
714 views

focal length and sensor width of a phone

I am trying some 3D scene reconstruction in blender using my phone camera but in order for the program to do its math it needs to know the sensor width and focal length of my camera in millimeters but ...
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3answers
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Sensor size and SNR

Let's say here we have two sensors, one bigger and one smaller, both of them have same pixel size and everything is identical except the sensor size. And now we are photographing the same object with ...
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1answer
151 views

Quilted/Tiled Image Sensor: How do you eliminate stripes of missing photos in huge quilted sensors?

Background: This question is largely inspired by one of the answers in: What limits the size of digital imaging sensors? So the answer mentions uber-large image sensors that are made by "quilting" or ...
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4answers
90 views

Help with flatness and compression understanding

Hello I am trying to understand the technical parameters needed to achieve this flat look. What I understand is that higher focal length affects your image because you have to move further away from ...
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1answer
68 views

How to find sensor width of a phone camera when you only have focal length?

I have a MotoG6 phone and I need to find out the exact sensor width (trying out photogrammetry, it's pretty cool but Meshroom requires a sensor width, and it'd work a lot better if I didn't have to ...
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2answers
259 views

pixel binning vs higher individual pixel size

Some smartphone cameras support pixel binning, to switch between high-res and low-light modes. An example would be the S20 ultra, which has an 108MP sensor that can bin pixels on a 3x3 grid, leading ...
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1answer
113 views

How can we calculate effective megapixel loss due to diffraction?

How can we calculate an image's effective megapixel count at each aperture setting, specifically as loss relates to diffraction? Assume that we already know the sensor size, its true megapixel count, ...
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2answers
274 views

Effect of increasing sensor size or focal length on resolution of target object

Suppose I have a camera of sensor size 8mmx8mm, optical class (2/3)" with a compatible lens of also (2/3)". The focal length of my lens is fixed (say 8mm), and the distance to my target object is also ...
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6answers
7k views

Do f-stops scale with sensor size the way focal length does? [duplicate]

Does the aperture rating scale with sensor size the way focal length does? For example, is a 25mm 1.2 MFT lens equivalent to a 50mm 1.2 FF lens or to a 50mm 2.0 FF lens?
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9answers
6k views

Can a smaller sensor's “crop factor” be used to calculate the exact increase in depth of field?

If APS-C and similar crop-sensor digital cameras have a focal length multiplying effect such that a 50mm lens has an apparent focal length closer to the field of view of an 80mm on a full frame camera,...
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4answers
385 views

Why are there no digital large format photographic imaging sensors using the TFT technology from medical x ray imaging?

Recently I witnessed an x ray imaging of an entire thorax, and I was pretty sure it was a film cassette with analogue film that was used, but was taught that it was a digital sensor. This sensor had ...
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5answers
6k views

When comparing camera sensors, what does [x] µm Pixel mean, and what does it say about image quality

In this article (sorry its german) I read about camera sensors. They show values like 1,4 µm Pixel, or 1,55 Pixel. What does this mean, and how is it related to sensor size? If I got it right, a ...
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2answers
525 views

Is a 1" (one inch) sensor camera workable for stock or commercial photography?

Is it possible to deliver commercially-acceptable results using a 1-inch sensor size camera (let me suggest Sony RX10M4 / Panasonic FZ1000M2 as an example camera here)? By the commercially-acceptable ...
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4answers
2k 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 ...
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0answers
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Why hasn't anyone made a 645 or 6 x 6 medium format digital camera CMOS sensor? [duplicate]

I understand that the price of silicon doesn't always scale linearly with its size/number of components, but I'm just genuinely curious as to why we haven't seen any digital camera sensors at true ...
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2answers
159 views

Why aren't multi-aspect sensors commonplace on high-end cameras?

I found existing questions(1)(2)(3) about square sensors, but those would be excessive for the purpose described here. Introduction For low aspect ratio photos, e.g. 1:1, 6:5, 5:4, and 4:3, the 3:2 ...
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1answer
605 views

Calculating the sensor size or pixel pitch of the Logitech BRIO 4K Webcam? [duplicate]

I have a Logitech BRIO webcam and want to try and calculate some of its physical dimensions like the sensor size or the physical size of each pixel. Unable to find any info on the official site, I ...
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7answers
12k views

Why are larger sensors better at low light?

The top answer of What point and shoots are good in low light conditions? says that (1) a fast lens/wide aperture (2) reasonable ISO 400+ handling and (3) a large sensor when put together are critical ...
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9answers
7k views

Why did they ever make smaller than full-frame sensors?

You will occasionally encounter articles about how awesome full-frame cameras are. Lot of that is probably over-enthusiasm over a new piece of equipment or simple marketing, but it seems to me that at ...
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4answers
1k views

Why don’t low light cameras just use bigger sensors?

This might be a stupid question, but I have just been interested in low light photography and how these new cameras have clean ultra high ISO and such. Why don’t these low light cameras use bigger ...
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4answers
420 views

Since larger pixels increase depth of field and sensitivity, why don't we have large sensors with a low number of pixels?

If I understood correctly, the DoF (all other parameters fixed) increases with the pixel surface. So to have a high sensitivity together with a deep DoF, why don't we just have big pixels (and thus ...
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3answers
86 views

Is dust less of an issue with larger sensors?

Recent mirrorless cameras are very susceptible to dust, because the sensor is fully exposed when changing the lens. However, many recent mirrorless cameras (Sony, Canon) are full frame. Is dust less ...
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3answers
672 views

Is there any camera with a square sensor?

For creators who wants to make videos for platforms like IGTV and youtube as examples you have two totally different formats. Portrait and landscape. You could obviously crop a video or photo from ...
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1answer
285 views

How to calculate Sensor Pixel Pitch?

I need to compute the “Sensor Pixel Pitch (in mm/px)” for some calculation. I have the following data available from the manufacturer: Resolution: 1920x1200 Sensor Type: 2/3” CMOS Pixel size: 4.8 x ...
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6answers
233 views

Is the Nikon D7200 a significant upgrade to a Canon Rebel T3?

Is the Nikon D7200 a significant upgrade to a Canon Rebel T3? I've read and compared all the specs so no need to rehash those. I am just wondering will I notice an improvement in the quality of my ...
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9answers
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Are full-frame cameras bad for sports photography?

I was reading about crop factor from various places on the internet, and the general idea that kept building in my mind was that full-frame cameras are good for wide-angle shots but not that good for ...
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1answer
272 views

Clarification for Effect of Pixel Size on Depth of Field [duplicate]

from Wikipedia (depth of field). According to the depth of field (DOF) fomula, the DOF is linearly proportional to the circle of confusion (C), in which C is also linearly proportional to the pixel ...
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2answers
661 views

Will a full frame camera reduce noise vs. my Canon T7i for high school wrestling and football?

I’m looking to get my first Canon full frame. I mostly take photos of high school wrestling and night football. I would like to stay around $1000. Currently I have a T7i. Is there any advice as to ...
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5answers
2k views

What significant improvement will I get if I upgrade to Canon EOS 6D from EOS APSC 600D?

I already have Canon EOS 600D and I am thinking of upgrading Camera now after 5 years but I am confused over Canon 6D which is a bit costlier for me and the newer Canon EOS 80D which is in my budget. ...
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1answer
656 views

What does sensor size 1/5.8" mean? [duplicate]

In this review of phone cameras I came across one data point that intrigued me: They appear to write the sensor size as a fraction, in this example 1/5.8". What exactly does that mean? My hypothesis ...
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2answers
3k views

Why is FF sharper than crop body for the same framing of the same object?

Take an FF body and a crop body, with similar MP rating - and the FF body will give a sharper image of the same object. At least, that seems to be the case - as here: http://www.the-digital-picture....
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3answers
32k views

Why is a 1" sensor actually 13.2 × 8.8mm?

I'm wondering how sensor sizes are calculated. The Sony RX100 reportedly has a sensor size of 1" which is 13.2 x 8.8 mm according to the press release and various sites. How does that work? That's a ...
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3answers
3k views

What does a megapixel designation on a lens actually mean?

I know that in a CMOS sensor the megapixels give you an idea of how many pixels are actually there to capture the light. In terms of a lens however, I cannot find any relation between the megapixels ...
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9answers
50k views

When do the differences between APS-C and full frame sensors matter, and why?

I'm trying to decide on a higher-end digital SLR, and I'm down to choosing between an APS-C model and a full-frame model. I understand that the sensors are of different sizes, and as such have an ...
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1answer
2k views

Will a larger sensor provide better video quality?

I am looking for a mid-range camcorder which can shoot at least somewhat better videos than a phone (like Samsung S6). While searching for camcorders, I came across the Panasonic HC-V777 and Sony ...
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4answers
203 views

Should sensor size trump all other aspects when deciding between cameras?

I'm wrecking my brain trying to decide between a Sony A6000 and an Olympus OM D M10 mark ii. I have been to the shop to check out both of them, and I like the look and feel of the Olympus, and I've ...
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3answers
193 views

What is wrong with this photo? [closed]

I just got a new camera (Panasonic ZS60) and I've been running into a few problems/questions while testing. Mostly it seems like leaves have a low-resolution, watercolor-like appearance in low-light ...
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3answers
2k views

What is 'sensor height?'

The accepted answer to the question, How do I calculate the distance of an object in a photo?, refers to sensor height. What is sensor height and how do find/calculate it in this context? I'm using a ...
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1answer
206 views

42.8mm on Nikon COOLPIX P7700 > 55mm on Canon EOS 77D? [duplicate]

I have a Nikon COOLPIX P7700 and because it has been losing function due to wear and tear after 6 years, and I wanted a better zoom range for wildlife, I decided to get a Canon 77D DSLR so I could get ...
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3answers
179 views

How does sensor size affect minimum front element size for a given f-stop and focal length?

Does the sensor size affect the needed size of the front element given a focal length and f-stop? My intuition tells me that a bigger image circle would require a bigger front element to maintain the ...
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2answers
5k views

Is crop or full frame sensor best for macro work

I have been asked to recomend a camera to another person and they mentioned that they would like to do macro photography. Assuming the same lens. Is it best to recomend a full frame or a crop sensor ...
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3answers
2k views

Where does the price premium of full-frame come from?

Full-frame cameras are much more expensive than APS-C ($2000 vs $500). How does this price difference break down into: The per-unit cost to manufacture an APS-C vs full-frame sensor? Smaller market ...
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1answer
1k views

What camera used the largest EXR sensor, and which one offered the largest EXR pixels?

I learned to appreciate Fuji's EXR sensor technology for travel and reporting photography when I used a Fuji X10. But like with all compact cameras, I feel a larger sensor and / or pixel size would ...
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4answers
579 views

How does the smaller mirror in APS-C cameras offer these advantages?

As Wikipedia says here The smaller mirror used in APS-C cameras also allows optical elements to protrude further into the camera body, which enhances the possibilities for wide angle and very wide ...
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3answers
2k views

6D or 80D for upgrade from 100D? [closed]

I am about to buy a new camera. I stepping up from a Canon 100D. I mainly focusing on portrait, fashion and street photography. 100D done well so far as a hobbyist but I really feel the need to step ...
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2answers
289 views

Big sensor and landscape photography, DoF

I've been an owner of point & shot cameras for some years. Now, I'm considering to move to bigger sensor cameras (4/3, asp-c) because I really hate the noise that small sensors produce on low ...
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3answers
601 views

Fancy technology cropped vs old technology full frame - Which will give better images?

After selling my 1Dmk2 last year the time has come to get myself a new body, all along I'd decided that I wanted to do more "wow" pictures, big landscapes and do some more portait photography (up ...
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2answers
1k views

Which sensor “full frame” vs. APS-C (1.6 crop) gives more distortion?

Which sensor "full frame" vs. APS-C (1.6 crop) gives more distortion using the same lens? I mean, would a 10mm lens on a full frame camera show more or less distortion than if it were on an APS-C (1.6 ...
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2answers
624 views

How can lenses with different focal lengths have the same angle of view?

I always assumed that there was a fixed relation between focal length and angle of view. But compare the technical data for the following lenses, all from the same manufacturer: Canon EF-S 15-85mm f/...