All Questions

Filter by
Sorted by
Tagged with
0
votes
0answers
11 views

How to process photos of night sky taken from smartphone

I'm from Karachi, Pakistan. I'm very much interested in astrophotography but currently, being not much able to afford high level equipment, I try to work on my smartphone and learn from basic YouTube ...
0
votes
2answers
47 views

Which files on SD card are created by GoPro?

I have a GoPro Hero 5. I used one of my micro SD cards in it for a while and now I am using the card in another device. Every time I plug it in my computer, it recognizes it as a GoPro device and ...
1
vote
1answer
22 views

Focus shift in Zeiss Sonnar for Hasselblad

One of the common "criticisms" of the Zeiss ZM C-Sonnar 50 mm/1.5 is its pronounced focus shift. That got me curious if the similar-design Zeiss Sonnars for the Hasselblad V-system (e.g. 150 ...
0
votes
0answers
30 views

What features for starting astrophotography? [duplicate]

I'm looking to start astrophotography with my son. I've had some small success with getting bright stars on camera and planets in camera with my phone (sony Xperia 1 ii), but I want to make the jump ...
0
votes
1answer
82 views

Why only the right hand of the woman is green and different to her skin colour in other parts?

I am wondering how the woman's writing hand is oddly coloured and so much greener than her tint tone on the other hand? Does it have to do with the circuit boards around her writing hand or the ...
1
vote
2answers
23 views

Can I use my Yongnuo YN-E3-RT II speedlight Transmitter with a Godox AD200?

I'm looking to buy some speedlights/strobes but I really do not want to buy all new transmitters and receivers when I have the Yongnuo set. Will any strobes/speedlights from the Godox series be ...
1
vote
1answer
47 views

RAW photo vs RAW video

Why are DNG, NEF or other RAW photos look such different at first sight, no editing, as D-LOG, ProRes and other RAW or near to RAW video frames? Photos look contrasted while videos look flat. By "...
1
vote
2answers
170 views

How do you colorize old black and white family photos?

How do you colorize black and white photos? Is there an app to change black and white photos to color? Could you please give me some suggestions? I stored many black and white photographs in my family ...
4
votes
2answers
75 views

Panning - narrower focus than expected

When panning, I find that I can keep the entirety of subjects in focus when they're moving perpendicular to me -- straight L-R or R-L, as in this shot: However, I notice that when I'm panning in ...
0
votes
1answer
42 views

Zoom while cropping in Lightroom Classic

I've got a bunch of paintings that I need to crop in Lightroom, but I want them to be pixel perfect crops. As far as I can tell, there is no way to zoom in while cropping. Without being able to zoom ...
1
vote
3answers
52 views

Image Color Scheme getting faded when opening with MSPaint

I have the following image (have put a screen-grab of the image as its size is more than 2 MB - the original can be downloaded from https://drive.google.com/file/d/1rC2QQBzMhZ8AG5Lp5PyrpkOxwlyP9QaE/...
2
votes
3answers
52 views

How to fix exposure in a batch of images?

I took a timelapse last night, using flash. It's around 300 frames and it was taken in manual, 1/60th, ISO400, f/2.8. But all the images have slight exposure differences due to my strobes. I ...
1
vote
2answers
49 views

Does someone knows what would happen when using c-41 without starter in both developer and fixer?

I am wondering about developing film without starters, seems like local labs where are used to develop with the chemicals that way because is hard to import all the products. I tried to develop a roll ...
22
votes
3answers
5k views

Why is film still used in aerial imaging applications?

Kodak still makes some film stocks specifically for aerial imaging uses: https://www.kodak.com/en/advanced-materials/page/aerial-imaging-aerial-films. I'm surprised that film is still being used in an ...
0
votes
0answers
234 views

Sigma 18-35 on Canon T7 or upgrade camera? [closed]

I do portrait, nature, and street photography as a hobby. I have a Canon T7 and considering buying a Sigma 18-35 to take sharper images. (Right now, I'm mainly shooting with a 50mm f1.8 STM.) Is it a ...
0
votes
0answers
30 views

Unable to install color themes extension in Photoshop

Using Creative Cloud Photoshop v 23.0.0 I am following a tutorial where the instructor is trying to install Color Themes by going to Window --> Extensions. In my Photoshop version, I only have ...
2
votes
4answers
174 views

What is this light called, which resembles a spotlight but has a thin blue ring on the edge?

I’ve seen this light being used a lot lately in different photos but nobody can tell me what it’s called. I know it’s a spotlight but what exact one is it that has the thin blue ring around the edge? ...
2
votes
4answers
131 views

Should I use rounded or exact f-stop values for a depth of field calculator?

I'm designing a DOF calculator. Looking at other calculators, I can see that some of them use rounded values (e.g. f/2.8) and some use exact values derived from the square root calculation (e.g. f/2....
10
votes
13answers
3k views

Photo Competition 2021-11-29: Sliver

Theme: Sliver An image that captures only a small part of a much larger whole. This theme was suggested by LightBender. Voting Rules View the submissions sorted by active to give every submitter a ...
0
votes
2answers
68 views

How can I invert colors in a virtual image up the greyscale?

I'm not sure if the title is really appropriate as I'm not that familiar with photo editing. Here's what I mean. I have that is mostly black and white. I want to make the black parts a little brighter,...
0
votes
0answers
25 views

Why Sigma 24-70 f2.8 OS (Optical Stabilization ) is not working on Nikon D5600?

The OS (Optical Stabilization) for Sigma 24-70 f2.8 (https://www.sigma-global.com/en/lenses/a017_24_70_28/) is not working when using it with Nikon D5600. Has anyone faced such issue? I also have a ...
1
vote
4answers
153 views

Colors look different after exporting from photoshop even after Calibrating my laptop

I recently calibrated my laptop screen using spyderx pro and created a profile. I am so confused as the colors in photoshop display and of exported image are completely different. The exported image ...
2
votes
1answer
237 views

Export photos from Lightroom to leverage HDR display on modern iPhones

If I take a photo with my iPhone 13 Pro Max camera and view it on the phone screen, bright lights and colors appear very strong and vivid like an HDR movie on an HDR TV. This is controlled by a ...
0
votes
0answers
35 views

Combining video footage from Canon 70D and Sony A6000 into a single video [closed]

I'm planning to shoot a first interview using 2 cameras, to allow smoother transitions when editing: Canon 70D, Sony A6000. Until now, I've only used the 70D. The settings I've previously used: ...
1
vote
2answers
76 views

Did my Nikon FM2n let me advance through the end of the roll of film?

I hope the wording of this makes sense because the whole situation is a bit confusing to me. I had a roll of Ilford HP5 in my camera which gave me a total of 36 exposures. I had shot ~10 a few weeks ...
3
votes
1answer
90 views

Questions about residencies as a photographer

I just got done with a photography course and have been recommended residencies by various people who have seen my work. Especially ones that focus on science (such as but not limited to https://www....
0
votes
1answer
57 views

How do I characterize perspective distortion?

I am working on a Computer Vision problem (https://www.kaggle.com/c/tensorflow-great-barrier-reef) in which we're given pictures of coral reefs and asked to locate a certain kind of starfish that ...
0
votes
2answers
97 views

I'm a sculptor & need a 3d photosphere of a human head for reference, is that possible?

Google searches are not yielding the right results and I don't know what to search on. I'd like to create a "photosphere" that is directed inward (capturing all possible angles of a person's ...
0
votes
1answer
81 views

Strange pattern on a sensor

I wanted to see if there're any stains on the sensor of my Canon 5D MK3 and I took this shot of a white surface shaking the camera with a slow shutter speed. I keep getting the same image with such a ...
1
vote
0answers
77 views

EOS 750D bulb mode behaves differently depending on live-view. Is this a bug, a feature or am I missing something?

The bulb mode of my EOS 750D works as expected only when the camera is in live-view. Then, the shutter opens as long as the shutter button is pressed and closes on release of the button (see also ...
0
votes
0answers
44 views

Wall colors varying wildly during the same shoot [duplicate]

I took photos at a wedding reception. The event took place in a room where two adjacent walls were interior walls with no windows, and the other two walls faced the exterior of the building and let in ...
0
votes
3answers
92 views

Shift white color of an image?

I took a photo of this stuff with my phone. It is for a Wikipedia article. The stuff is off-white, or more precisely white with orine-ish tint. Instead, I got a photo using my phone where it is light ...
3
votes
1answer
169 views

Detect Google "stylized" photo?

Google on Pixel phone stylizes some photos. Selection of photos to stylize is arbitrary (happens to some photos when you upload, no user selection to trigger) and what exactly happens in stylizing is ...
2
votes
1answer
152 views

How to edit more than 8 bits (10, 16 bits) of color in GIMP?

I've found out GIMP supports 16 bits color editing, e.g. here Can I use 10bit effectively today and if yes how?: Software support for editing in 16- and 32-bit color is good: Photoshop, before the CS ...
0
votes
1answer
43 views

Would really (if so than why) 10bit HEIC get displayed incorrectly on a 8bit monitor?

I wanted to understand more about higher precision color representation (bit-depth). IMO shift from 8 bits to 16 is long overdue, we use 8bit since VGA and now use many times more pixels but same ...
0
votes
1answer
70 views

What is the name of these images style?

I am trying to find similar stock images, but not sure what would be the name of this style, to properly search (similar to clipart, illustration, etc...)
0
votes
0answers
36 views

Nikon D7100 - faulty LCD or mainboard?

LCD on my Nikon D7100 is not always working. Like 99% of time not working, then it starts semi-working until it doesn't. I read that there are two options why. It could be because of a faulty LCD or ...
0
votes
0answers
23 views

Samyang 10mm F2.8 UNKNOW ADAPTER? [duplicate]

I want to use this Samyang 10mm F2.8 lens on my fujifilm X mount camera. What kind of adapter I need to mount on my fujifilm X mount? Was used with a sony nex adapter: After a searching on the ...
2
votes
3answers
115 views

Projecting image on camera

I have an optical system that forms an image at various distances (25cm range) as shown in the figure here: What kind of optics is required to project this image onto a CCD camera but without having ...
0
votes
2answers
93 views

Which program can crop and resize images in a specific aspect ratio?

I have a set of images, all of which have quite different resolutions from each other. I want to first crop them in the ratio 2:1 and then resize them to 1000x500 so that the image is not stretched or ...
0
votes
1answer
147 views

Dynamic range of Cameras and Displays

Is the Dynamic range of Cameras more than that of Displays? If so, then does the same goes for HDR Cameras and HDR displays? Also, What is the general dynamic range of cameras and displays in terms of ...
-1
votes
1answer
117 views

How come I see infra-red in my photos?

So I noticed I can see infra-red color (which looks blue) in my Canon 77D photos, which made me wonder - how can that be? I mean, if invisible color becomes visible, that means the sensor is ...
1
vote
1answer
150 views

Live View Display - Settings Effect OFF on mirrorless camera

When using my Sony A1 mirrorless camera, when in a dark studio I must set the Live View Display - Setting Effects to Off in order to have a bright enough EVF to see the model or item being ...
2
votes
1answer
114 views

Why focus stacked tiff so large?

I took six focus bracketed shots, each about 20mb raw (cr3), then focus stacked in Photoshop (open in Lightroom, open in PS as layers, auto-align layers, blend). I deselected the individual raw files,...
0
votes
1answer
43 views

Buying First Camera - Need Advice [duplicate]

So, I am thinking of buying my first camera. I have searching on the internet and landed on a few models that seem convincing to me. The Fujifilm X-A7 and X-T200 are the one I am interested in buying. ...
0
votes
2answers
70 views

" The dynamic range of the human eye is huge, but within a scene, it is smaller. " I need an explanation for this statement

Why the dynamic range within a scene is less for human eye? Also, what's the HDR contrast ratio for human eye to perceive?
0
votes
4answers
288 views

Are there any budget alternative for digital cameras that don't have an LCD/Display?

I've been testing out digital minimalism and part of me started to think about having a camera without constantly looking at the display. I have known about a bunch of the Leica digital cameras ...
1
vote
1answer
63 views

Fungus in rear element (nikon 18-105mm) concern

Good day everyone, id like to know if someone had tried disassembling the rear element of your nikon lens(nikon 18-105). I am having hard time removing the fungus stuck between the glass since it ...
1
vote
3answers
153 views

How do I prevent reflections from DVDs when taking pictures for sale online?

I'm taking pictures of DVD's to sell on eBay, and I get my refection in the pictures I take. How do I avoid this without laying the DVD flat and taking a slanted picture? I am using a Nikon Coolpix ...
0
votes
0answers
63 views

Why Does RAW Image Look Dark and Grainy in Meshroom?

Left - Meshroom image viewer | Right - Windows RAW image extension Hello! I am attempting to use Meshroom to convert this clay creature into a 3D object. The issue I am facing however is that the RAW ...

15 30 50 per page
1
2 3 4 5
508