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Questions tagged [sensor-size]

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

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Sensor size of Zed 2i stereo camera

I am trying to determine the sensor size in the Zed 2i stereo camera. Based on the datasheet, which can be found here, it looks like each pixel is 2um x 2um and the sensor is 2688 x 1520 pixels. That ...
timsweeney7's user avatar
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1 answer
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Estimating GSD and image footprint : methods based on angle of view or sensor size and image size give different results

I am trying to estimate the footprint and Ground Sampling Distance for aerial footage using specifications of the camera and flying height. I tried two methods to get there, one based on the camera ...
user116447's user avatar
4 votes
2 answers
2k views

How is picture format related to sensor format resolution?

The full resolution of the Samsung S23 is 50MP, the sensor has a 1/1.57" format. If I take a photo in 9:16 format, the resulting images are only 37MP - so far so good, the full sensor isn't used ...
iwab's user avatar
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2 answers
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How do I determine distance to an object when I know the object's size and the camera's angle of view?

I'm trying to find the distance of an object, where the original size of the object is known. Unfortunately, I cannot seem to find either focal length or sensor size online, but I know that the camera ...
Fantaz's user avatar
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1 answer
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Benefit of larger photosites

I often read that larger photosites have better SNR performance. However, from further reading and test footage I have seen. It seems that, as many people also rightfully point out, it has more to do ...
vannira's user avatar
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3 answers
148 views

Resolution on smaller vs larger sensors

I was reading this paper which states that My question is in regards to the first paragraph. I was first imagining, that if I were to try to take the same photo on a smaller sensor as on a large ...
vannira's user avatar
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1 answer
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Are there any advantages of Tetra/Nonapixels in smartphone cameras over bigger pixels?

Newer Samsung smartphones have sensors with absurd pixel counts like 108 Mpx where pixel size is 0.8 micrometers but they are grouped in 3x3 arrays of the same color making them effectively 2.4 ...
VaNa's user avatar
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4 answers
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Pixel 6: Any camera app to stack subject and background into the same JPG, so that both appear sharp?

I often take pictures with food as the subject (foreground) and a monument in the background. Problem: Using a Pixel 6 smartphone, either subject or background is blurry. Reading How do I keep both ...
Nicolas Raoul's user avatar
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2 answers
72 views

How is the picture (image signal), acquired by the sensor, shown in a display?

Let's consider a CMOS sensor with N number of pixels. For the sake of simplicity, let's consider an hypothetical Black and White sensor. Each pixel catches the energy provided by the input luminance ...
Kinka-Byo's user avatar
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3 votes
2 answers
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Does "Field of view" include radial lens distortion?

When manufacturers state the "field of view" of a camera, is that including lens distortion or not? I work a lot with CCTV and dashcam footage which always has barrel distortion. For a given ...
HelpMe's user avatar
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camera sensor size, crop factor and object "magnification"

I have been reading some things about photography and most make sense, with some exceptions. About sensor sizes, I was reading this nice article where at some point, scrolling down, it says that with ...
MirrorMirror's user avatar
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How to count the amount of pixels an object in a photograph takes up

I have been trying to find out the distance of an of object from an image using this calculator https://www.scantips.com/lights/subjectdistance.html But I need to know how many pixels long the object ...
spaceamoeba1010's user avatar
2 votes
2 answers
116 views

Does small sensor/pixel has an upper limit of dynamic range?

It is from a friend that I heard: Cellphone cameras, due to their small sensor size, can have at most 11 stops of dynamic range (I did not ask too much about where that came from or what source is ...
Amarth Gûl's user avatar
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4 answers
170 views

Could somebody help me understand this paragraph explaining the relationship between noise and sensor size?

According to this article from dpreview, which compared noise between a full-frame camera with a full-frame lens (the D810), the same full-frame camera with an APS-C lens, and an APS-C camera with the ...
Brian Daniels's user avatar
2 votes
2 answers
423 views

Will the Depth of Field Scales Still Work with a Crop Sensor Camera?

I recently bought some vintage manual focus lenses to use with my Fujifilm X-T1. I'm most interested in using the depth of field scales on the manual focus lenses for zone focusing. However, I am ...
K Ferreira's user avatar
3 votes
3 answers
247 views

Sensor size, reducers / teleconverters, and DOF

I understand the basic concept that a larger sensor doesn't change DOF. The change only happens when you compensate by moving close to the subject or using a closer focal length. This video would seem ...
zakray's user avatar
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On camcorders, are static photos higher quality in video mode or photo mode?

Camcorders come with photo mode and video mode. But in video mode, you can take a snapshot at any time. Is it guaranteed that the photo mode is using a larger sensor than the sensor size in video mode,...
user610620's user avatar
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3 answers
436 views

Sensor pixel size "pixel area" any important?

Using this camera comparison tool i got pr If you look at pixel pitch it shows 5.95 µm and 4.76 µm however for some reason difference they display is 25% when in reality its only 20% What is "...
LilBro's user avatar
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2 answers
196 views

Comparing the amount of light on different sized sensors

A mirco four thirds sensor (crop factor 2.0) gathers the same amount of light with a F/2.0 lens compared to a fullframe sensor with a F/4.0 lens since the area of the sensor is four times smaller. If ...
Arji's user avatar
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2 answers
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Focal length for a specific distance?

I have the following information: s: Image sensors dimensions: 6.00mm, 4.80mm, 3.60mm (diagonal, horizontal, and vertical) f: ...
gab's user avatar
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2 answers
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How can I calculate a camera sensor's width and height?

I'm trying to compute the focal length for different field of views of a camera. Therefore I need the sensor size horizontally and vertically, but in the datasheet I only have the following ...
gab's user avatar
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2 votes
2 answers
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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 ...
tinker102's user avatar
3 votes
2 answers
476 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 ...
tinker102's user avatar
2 votes
3 answers
337 views

For the same FOV and f-stop, will total luminous flux increase linearly with sensor area?

Suppose I have two different cameras, one with a sensor whose area is twice the other's. Further assume the sensors have the same aspect ratio. Suppose I put 35 mm-equivalent lenses on both, thus ...
theorist's user avatar
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2 answers
81 views

Sensor size of Sony HDR-HC7e

This manual on page 101 states that the camera has a sensor size of 6.3mm (1/2.9 type) I found this on sensor sizes ant tough that I could aply the 1" 16mm rule to this sensor. 1" = 16mm 1/...
Phönix 64's user avatar
7 votes
2 answers
1k 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 ...
Jeacom's user avatar
  • 73
2 votes
4 answers
595 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 ...
Crisco's user avatar
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0 votes
3 answers
304 views

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 ...
hao004's user avatar
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1 answer
531 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 ...
Mowkitty's user avatar
4 votes
2 answers
3k 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 ...
lhk's user avatar
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0 votes
1 answer
188 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, ...
icor103's user avatar
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2 answers
611 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 ...
Mike's user avatar
  • 407
2 votes
0 answers
434 views

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 ...
whitneyz's user avatar
2 votes
2 answers
418 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 ...
Mr.Wizard's user avatar
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1 vote
1 answer
4k 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 ...
user11909399's user avatar
2 votes
4 answers
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 ...
Ryan's user avatar
  • 1,135
25 votes
9 answers
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 ...
Tomáš Zato's user avatar
  • 1,060
2 votes
3 answers
185 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 ...
juhist's user avatar
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2 votes
3 answers
3k 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 ...
just_user's user avatar
  • 121
2 votes
4 answers
952 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 ...
Alfred's user avatar
  • 33
-1 votes
1 answer
2k 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: ...
skm's user avatar
  • 271
0 votes
2 answers
1k 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 ...
tinker102's user avatar
0 votes
6 answers
262 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 ...
Ted Sholl's user avatar
0 votes
1 answer
871 views

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

From Wikipedia's depth of field article, $$\mathrm{DOF} \approx {2u^2NC \over f^2} $$ for a given circle of confusion (\$C\$), focal length (\$f\$), F-number (\$N\$), and distance to subject (\$u\$). ...
Dong Dong's user avatar
0 votes
1 answer
2k 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 ...
flawr's user avatar
  • 325
0 votes
1 answer
935 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 ...
Lisa W's user avatar
  • 107
0 votes
1 answer
3k 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 ...
skm's user avatar
  • 271
4 votes
3 answers
4k 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 ...
PossumFlavored's user avatar
1 vote
1 answer
232 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 ...
Zechla's user avatar
  • 13
6 votes
3 answers
282 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 ...
lijat's user avatar
  • 1,591