All Questions
26,367
questions
0
votes
1
answer
22
views
How to Achieve Consistent Results in Product Photography?
As a newbie in product photography, I was playing around with the shoots and made a really good shot (IMG 3117). I tried to replicate the same settings (ISO, speed, and aperture) and had to make a ...
0
votes
1
answer
25
views
How to recover and load XMP from exported JPEG in darktable?
I've lost a XMP file for the edit, which I very much like...
Luckily, I've got the RAW for the photo and the exported JPEG for the edit. And, digiKam is showing a tab with XMP profile (for the JPEG of ...
- 101
0
votes
0
answers
31
views
Would there be any deficiences of an RGB Striped Array sensor vs a Bayer CFA sensor?
So in the 2000's, two digital cinema cameras namely the Panavision Genesis and Sony F35 were launched with a pretty deifferent sensor design called the RGB striped Array sensor(only these two cameras ...
0
votes
2
answers
76
views
Do Electronic Viewfinders Record Data?
I saw this post:
How does an electronic viewfinder work?
But I am more interested if the electronic viewfinder on a digital camera or smartphone saves image data before it is captured and written to ...
0
votes
1
answer
48
views
How to arrange point sources of light (LEDs) to obtain a uniform light source?
Based on the answers to my question Can I use a LCD as backlight for acquiring film using a DSLR? and the link provided about optimal light sources for negative film I would like to build a light ...
- 1,194
0
votes
2
answers
38
views
How is reflection sharp when not in DOF range? [duplicate]
This is baffling to me. When you use fast lens and you focus on a subject, you'd think that everything that's not in DOF range would be blurred but this is not the case if the object is a mirror or ...
- 201
0
votes
2
answers
62
views
How can I use a Ricoh 35 FM film rangefinder to take photographs at night?
Recently I thrifted a cool little rangefinder camera: a Ricoh 35 FM. I am new to photography, and am planning on shooting in the night. However, the camera does not have as many settings to change as ...
0
votes
3
answers
71
views
Fine adjustment of tripod height
I want to take pictures with my camera at a specific height (and perfectly horizontal). My tripod has an adjustable center column, but it is the usual unlock-pull-lock kind and it's not very practical ...
- 18.3k
2
votes
2
answers
106
views
Can I use a LCD as backlight for acquiring film using a DSLR?
After asking about using a DSLR for acquiring film, I am at the stage of looking for a proper backlight.
I assume a high CRI light source is required to properly reproduce each colours of the film: ...
- 1,194
0
votes
2
answers
49
views
Identify vintage negative 50 x 60 mm image on 70 mm wide filmstock
Trying to determine what film size these old negatives are. The filmstock width is 2-3/4" (70 mm). There are no sprocket holes. The image size is 2" x 2-3/8" (50 mm x 60mm). I have run ...
0
votes
1
answer
31
views
My Canon EOS M does not take a photo when I press the button with 7Artisans lens
I have an old Canon EOS M, the original, with a 7Artisans manual lens, no electronics.
When I press the shutter release button is does nothing. It used to work before my kids borrowed it! Video is ...
- 101
0
votes
1
answer
42
views
Why won't my Nikon 1 V1 shoot outside for long-exposure after dark?
So I'm trying to use a Nikon 1 V1 (yes I know it's an ancient camera!) for taking long exposure photos of the night sky. I have a wide angle lens and have set the mode to M; using a remote in 'time' ...
0
votes
0
answers
39
views
Nikon D3100 Making weird sounds while trying to take photo
Whenever it try to take a photo on my nikon D3100 it keeps making weird motor sounds. I have dropped its lens once about 3 months ago but has been working fine until now. Here's a link to the sounds ...
6
votes
2
answers
148
views
Why am I getting this light strip on my photos when I use studio lights?
I've set up a studio with two Profoto B10X on either side with soft boxes, however, I keep getting a light bar at the left edge of the frame on my images. It happens on the the same side every time, ...
- 61
0
votes
2
answers
53
views
How can I sort photos/videos by its "Date modified" on Windows?
I used phockup to sort photos/videos from my phone's backup. A lot of them ended up in the "unknown" folder since they don't have "date taken". Now I want to sort files from "...
- 1
0
votes
0
answers
61
views
What type of lighting would provide a hazy, low-contrast look?
I'm somewhat new to film photography, and had to have some brief questions about achieving a particular look.
Here's what I'm talking about: https://imgur.com/a/W1lZs5w (NSFW content)
The specific ...
- 13
0
votes
0
answers
21
views
The shutter of my Lumix FZ300 is stuck on ESHTR I cannot change it back to MSHTR the option is not available. I have reset my defaults but tno luck [duplicate]
My FZ300 default is mechanical shutter. After watching a video I decided to try the electronic shutter option. Now I cannot reset to Mshtr, the option is greyed out. I just reset the defaults but ...
- 1
0
votes
0
answers
57
views
Does anyone know what has caused the marks on this film? It came back from the developers like this
Rollei Infrared Film (in date)
- 1
1
vote
3
answers
91
views
For printer ICC color profiles, what is the reference? Is it Adobe RGB/sRGB or something else?
Let's say I have calibrated my monitor for AdobeRGB. Then I download the ICC color profile from a printing lab and I apply that to an image I am viewing, then I expect the image to look exactly like ...
- 125
0
votes
1
answer
75
views
My frame counter tells me I shot 36 exposures on a 24-exposure roll; is the roll exposed or not?
I finished what I thought was a 36 exposure roll of film earlier, but once I got it out of the camera I realised it was only a 24 exposure roll. I am using an old Ricoh XR2 camera which has manual ...
- 1
9
votes
4
answers
1k
views
Under what circumstances does f/22 cause diffraction?
Today I went out to get a photo of a historic building with a lake in front and opted to shoot at f/22 with a tripod. To my surprise, the images aren't sharp. I also used the Olympus high res mode and ...
- 514
5
votes
1
answer
74
views
Visible pencils marks when digitizing pencil retouched negatives
I have several old medium format portrait negatives that were retouched manually by a master photographer back in the day.
When exposed on a photographic paper, they looked amazing.
However, now when ...
- 151
16
votes
6
answers
4k
views
What does a client mean when they request 300 ppi pictures?
For an archaeological project, our client is requesting that all pictures taken should be in "300 ppi" (not 300 dpi).
I'm having trouble understanding what it means.
For now we have been ...
- 261
0
votes
0
answers
43
views
Strange bands of shadow and light [duplicate]
I have a Nikon Z6. It's set to Auto. I have 2 6500K lights on my image, at 45° angles to either side. These two images show shadow at the bottom in one, and at the top in the other, same exposure, ...
- 101
0
votes
1
answer
62
views
How can I disassemble a Computar M8513 lens?
How can I disassemble a Computar M8513 lens?
It is a C-mount lens with a focal length of 8.5 and f1:1.3, it has manual focus and manual aperture.
The aperture/iris can be opened/closed rotating the ...
1
vote
2
answers
88
views
Can darktable auto enhance images, like MacOS Photos?
I am looking for an alternative to Mac Photos and have stumbled upon darktable. I've played around with it and sort of have the hang of how to select pictures in lighttable and how to edit them in ...
- 111
0
votes
1
answer
66
views
Why has my tiff file converted to jpeg and shrunk to almost nothing [closed]
i recently had a photograph of my art taken by a photography studio and the file size was huge, over 100mb. Here are the details of that
I then cropped the image myself so it could be used for ...
3
votes
2
answers
118
views
Can a 65% RGB laptop display 100% RGB on an external monitor?
If a laptop used for photography editing needs color accuracy, but only scores a color gamut of 90% sRGB and 65% Adobe RGB, can it still emit 100% sRGB and 100% Adobe RGB on a stand-alone monitor that ...
- 564
-1
votes
1
answer
67
views
How to compile the dates when media files were created and modified before back-up?
How to automatically compile and index the following Windows properties for a batch of photo and video files (grouped across different folders per event) into one nice text-based document or table ...
- 564
0
votes
2
answers
93
views
Is this a scratch or a smudge on the sensor?
There is this (rather discounted, but still expensive) Sony a7 III that someone is selling and it has this picture:
Supposedly it works "flawlessly", but to me the bit circled in blue looks ...
- 121
0
votes
1
answer
43
views
Create a panorama from main camera footage of TV sports broadcasts
I am looking for the possibility to create a panorama of a stadium/arena just by using the regular footage from the main camera of a TV sports broadcast. By that I mean I'd like to find a way to ...
- 449
1
vote
1
answer
23
views
How to change default settings in Digikam's Batch Queue Manager?
Digikam's Batch Queue Manager is very useful for batch renaming or editing metadata of files. However, every time I launch it I have to manually change some of the default settings - notably, the ...
- 11
1
vote
1
answer
83
views
How does one achieve a low-contrast, somewhat overexposed, soft, hazy, look on film?
I'm new to film photography (~4 months in) and happened to have questions regarding on how to achieve a particular look. I'm not necessarily looking to emulate the look, rather, understand what went ...
- 13
0
votes
2
answers
26
views
Why can't I control my Godox V860 II-N in TTL with my pop up flash (Nikon CLS system)?
I am using a Nikon D800 to trigger the Godox V860 II N with the pop up flash.
The flash is triggered and fires without problems, but using the same settings I get completely different exposures if I ...
0
votes
0
answers
48
views
Movable camera articulating spring-loaded boom arm like a dentist's examination light
I do high volume product photography on a table top. I would like to have a long articulating arm capable of holding a DSLR that I can move around atop the subject. I don't want something like the ...
1
vote
3
answers
255
views
How does "blue light" from computer monitor warp our perception of RGB color gamut when photo editing?
Everyone knows the feeling when you perfect a photo edit on your computer, only to find out the colors are way off when you view the photo on a different device, or someone else's monitor or display.
...
- 564
0
votes
1
answer
29
views
How do I set up three tethered cameras to dump photos onto one computer into the same folder?
This is for product photography. I would like to have three cameras tethered to one computer via USB. Camera 1 is handheld (say canon powershot) and first, photos are taken of the subject box. Then ...
0
votes
2
answers
105
views
What lens do I need?
I am looking to mimic the below photos to the best of my ability. Hue, the softness of the photo, cool toned, range of view, etc. I have a Sony a7III. I understand editing is done to the photo after ...
- 3
0
votes
1
answer
43
views
Why does a lens profile on Lightroom produce such noise artifacts?
I've recently switched to a new system (Canon R5 + Canon RF 24-70mm f/2.8L) and I'm experiencing some unexpected noise artifacts when I apply lens profile corrections in Lightroom Classic CC (v12.2).
...
- 145
0
votes
2
answers
52
views
I have a Canon EOS 500N, I want to intentionally create light leaks in some of my frames, how do I do that without ruining the rest of the film?
I am pretty new to film photography and dont have much experience shooting film. I wanted to create light leaks on some of my frames but I dont know what the pre-wind system will do if I close the ...
0
votes
0
answers
39
views
Shooting on NEF is making my photos turn out differently in bridge vs my camera [duplicate]
I usually shot on JPG until a friend told me to shoot on NEF the other day. Ever since all my photos have been screwing up in bridge or lightroom. They look normal and good on my camera screen, but ...
- 1
0
votes
4
answers
86
views
How can I take two pictures of different lighting conditions to show the color temp differences hat people would see with the naked eye
I am shooting pictures of two different environments with different color temperature of lights and I want to show each environment as it is seen by the naked eye, one being much warmer than the other....
- 1
-1
votes
0
answers
28
views
Digikam will not open images on external ssd database
I have been using an external SSD for my main Digikam storage. This continues to work for one of my PCs (laptop) but now my desk top PC is unable to open the files. It lists images in the storage ...
0
votes
1
answer
69
views
Why can't my Canon 18-135mm IS focus to infinity when zoomed past 100mm?
My EF-S 18-135mm f/3.5-5.6 IS [non-STM/non-USM] cannot focus on my 7D to infinity when it is zoomed past 100mm in both auto and manual focus. It can only focus on objects at a shorter distance (say &...
- 1
1
vote
1
answer
26
views
How do I trigger TCM (TTL convert to Manual) on a Godox XPro II?
I've owned a Godox XPro transmitter before, but now I've upgraded to the newer XPro II. And it doesn't have a TCM button. The specs say it does TCM and there's a TCM C.Fn for setting the type of light ...
- 50.5k
0
votes
2
answers
65
views
How can I use a Nikkor mikro on a full frame DSLR to photograph 35 mm film and slides?
I have a Nikon D800 and a Nikkor mikro 105 mm (old version, no VR) and I would like to scan 35 mm film and slides.
I see that film adaptors meant for macro lenses usually require 55-60 mm lenses, for ...
- 1,194
2
votes
3
answers
115
views
Separate Monochrome/ Black and White Photos from Colour
Is there a simple utility to organize photos simply by colour or monochrome?
I thought it would be easy, but I havent found anything.
Initially I thought it could be a simple metadata tag. Searching ...
- 21
2
votes
1
answer
80
views
IPTC vs XMP: how do they differ
I am quite confused by what IPTC and XMP are used for. I understand that EXIF is for technical information about the image, while IPTC is for actual metadata (with respect to the image, not the file), ...
- 253
0
votes
1
answer
33
views
ERROR 01 Canon Eos 4000D
I get error 01 displayed, I can't take a picture at all. But if I connect the camera to the app and change to manual with AF, I can take pictures. What could be wrong? A defect in the lens?
I'll also ...
6
votes
3
answers
353
views
Why does an LED wall as a backdrop to dancers look worse in my shot than in my friend's?
I'm a stage photographer.
Last year I had an issue when doing work for a dance company. Their last production used a big LED screen for their background.
I used a Sony A7 III with 70-200 GM and my ...
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