Questions tagged [sensor-size]

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

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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 ...
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3 votes
3 answers
182 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 ...
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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,...
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3 answers
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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 "...
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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 ...
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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: focal length range: 5.1mm - 51mm f = (s * WD / FOV), where WD is the ...
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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 ...
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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 ...
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3 votes
2 answers
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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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2 votes
3 answers
194 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 ...
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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/...
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7 votes
2 answers
842 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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4 answers
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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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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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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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4 votes
2 answers
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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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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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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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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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2 votes
2 answers
306 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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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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2 votes
4 answers
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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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24 votes
9 answers
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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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1 vote
3 answers
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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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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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4 answers
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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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1 answer
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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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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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0 votes
6 answers
243 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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1 answer
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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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1 answer
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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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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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1 answer
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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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3 votes
3 answers
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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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1 vote
1 answer
217 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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6 votes
3 answers
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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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8 votes
2 answers
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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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6 votes
4 answers
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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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14 votes
11 answers
26k views

Is there a noticeable difference in image quality between Micro Four Thirds and APS-C entry-level DSLR cameras?

I am thinking about either buying a Nikon d3400 (APS-C or an Olympus OM-D EM-10 mkii (M4/3). In principle I would prefer the Olympus, as it is much smaller and could fit in a jacket pocket. However ...
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0 votes
2 answers
458 views

How can I compute the size of the camera sensor which is involved in recording video

THe resolution of the Sony Cyber-shot DSC-RX100 is 5472 x 3648 pixels.Sensor width = 13.20 mm, Sensor height = 8.80 mm, aspect ratio=1.5. However, when taking videos the resolution changes to 1,920 ...
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6 votes
4 answers
2k views

Why do lenses for larger sensors tend to have shallower angles?

Why do different (mirrorless) cameras + provided lenses all seem to end up with a 24 mm 35-mm-equivalent focal length? The fixed-lens Canon Powershot G5X has a 1" sensor (actually 8.80 mm high) with ...
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4 votes
4 answers
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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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1 vote
2 answers
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Does any particular digital sensor size have an advantage for projection?

I presently shoot with slide film and project the images. I am considering digital. I would like to continue projecting the images via TV or digital projector. Which sensor would perform better for ...
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1 vote
3 answers
402 views

Does sensor size matter when I'll be cropping the image anyway?

Background I like taking photos of formula 1 cars. I try and sit close to corners where they're going as slow as possible; this means sitting about 100m/330ft away from cars going 100kph/60mph. I'm ...
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2 answers
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Is there really a difference between crop and FF sensors anymore in regards to pic quality? [duplicate]

It seem to me that everything is a numbers game. Better lens better ISO technologies better more modern camera etc etc. These days a canon 80D ...Is it really that much different picture quality then ...
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0 votes
6 answers
10k 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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-1 votes
1 answer
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How does an iPhone 7 take 4K and slow motion videos? [closed]

Even some good compact cameras at around $400 range cannot take a 4K and slow motion, so does an iPhone with small sensor that is generally prone to noise shooting 4K now? A small sensor should ...
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0 votes
3 answers
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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1 vote
4 answers
1k views

Does sensor size always matter in all situations?

I recently bought a Canon SX720 camera which has the sensor size 1/2.3". It's probably the smallest sensor size. Some good camera smartphones such as Apple's 7 Plus has got 1/3" sensor. Does that mean ...
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1 vote
2 answers
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How to calculate the size of object in pixels, knowing the camera properties and distance? [duplicate]

I'm trying to calculate the size of an object in pixels in an image, when I have these information: x * y = the size of the real object in meters q = the quality of the image in ppi d = the distance ...
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