All Questions
26,766
questions
0
votes
2
answers
20
views
Will this adapter work on d3400
Will a Nikon AF-S TC-17E II Teleconverter adapter work on my d3400 with 70-300 AF lens
1
vote
3
answers
221
views
Why are my blacks coming out so noisy on a Pentax K-30 DSLR when using RAW format
I'm a new DSLR user with an older model Pentax K-30, using a 18-55@43mm lens (The lens that it shipped with).
I don't yet understand what all the settings mean, or how they are used, or the impact of ...
0
votes
1
answer
72
views
What caused this splotchy pattern in my Portra 400 Scans? (Epson V600)
I recently started using a Fuji GW490 with Portra 400 film. Having got the film developed, some of the areas out of focus (or smooth gradient areas) appear to have a 'splotchy' pattern of lighter dots ...
10
votes
1
answer
2k
views
Is it generally accepted that "Samsung 'space zoom' moon shots are fake" and that some cellphones (e.g. S20 Ultra) use AI to add features?
a comment on my answer to What is the ring of light around the moon and which star seen near it? links to the reddit Samsung "space zoom" moon shots are fake, and here is the proof.
I have ...
3
votes
3
answers
1k
views
Why do people not use large f-numbers (small apertures) when shooting landscapes, when you want large depth of field?
When some people take photos of the landscape, why do they not use like a low f-stop like f/32, because wouldn't you want everyone in focus because it's a landscape?
But quite a lot of people use f-...
1
vote
1
answer
549
views
Full Well Capacity Questions
As I understand it, there are two potential limiting factors on full well capacity.
a) adc bit depth and gain,
b) pixel size and ability to absorb photons
Whichever is the smaller value (in electrons),...
2
votes
1
answer
978
views
Why isn't my flash gear working with my Canon R50?
I just moved from a Canon dSLR system to the R mirrorless system by getting myself an R50. But none of my flash gear, which worked just fine with my dSLRs, seems to work with it. What's going on?
0
votes
1
answer
95
views
How to view images from diskette containing .IDC files from the late 1980s?
I had a friend send me five 3½-inch floppy disks containing .IDC files. The dates on these diskettes indicate they were taken in 1989. These diskettes are all structured the same, as they contain ...
1
vote
1
answer
255
views
Film accidentally rewind
My film roll has rewound. I have taken about 28 out of 36 films before i put the camera down for awhile. When i picked it up to use again, my film count has rewound back to 0 and noticed that i have ...
5
votes
1
answer
246
views
Auto mass transform in Lightroom
I have been using Lightroom to mass develop my photos recently and all the tools work as expected when using automatic functions (e.g. auto WB, auto tone), that is setting an auto value will set it on ...
0
votes
1
answer
131
views
Fuji X-Pro2 with 18-135 lens, OVP usability
I would like to buy an X-Pro2 with an 18-135 zoom lens. How much does the lens size affect the usability of OVP? How much do you lose on the right side of the viewfinder?
3
votes
7
answers
24k
views
How do different colours look in Infrared Light?
I want to know how different colors (lets take VIBGYOR) appear through a infrared security camera or any camera and not thermal imagery.
The type of infrared I am talking about :
0
votes
0
answers
26
views
Canon 650D -vivitar lens [closed]
I have a canon 650D and I have a few vivitar lenses but I’m not sure if you can get adapters for these. I haven’t been able to find any that would fit. If anyone knows any that would be amazing.
0
votes
2
answers
62
views
Aperture and lighting and focus
I am new to photography and have a question on aperture. What if I wanted to take a picture with majority of the picture in focus, but at night time, so I can't have the aperture too high, because it'...
4
votes
1
answer
296
views
Sony a7III starts shooting JPEG even after I choose RAW
Despite the fact that I set to RAW, at some point the camera begins to shoot JPEGs only. My guess is that this is related to the space available on the SD card. If so, is there any way to turn this ...
1
vote
1
answer
66
views
How do I set my Yongnuo YN-622C II triggers so that I can put my 580EX II into Manual mode?
Recently I've been using the Yongnuo YN-622C II in connection with the Canon 580EX II in manual mode.
Everything worked fine. I could change settings in my camera setup screen to which the flash would ...
0
votes
2
answers
103
views
Which of these lenses to choose for a studio project?
I'm preparing for my first professional studio photography project and am seeking advice on the best lens to use for portraits, including full-body shots and headshots. I have a Canon EOS RP with an ...
1
vote
1
answer
152
views
Standard format for "ordered list of pictures"
Sorry, if I don't get the terminology correct. Newbie question.
I'm finally getting around organizing the family pictures (a few 10s of thousands) and I'm trying to do this in the most compatible and ...
0
votes
1
answer
90
views
What is the best way to remove popcorn texture from old picture?
I need help removing popcorn texture from this old picture. I have tired some online apps and AI tools but they were not helpful. I know how to use adobe Photoshop a little.
Thanks
0
votes
1
answer
64
views
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 ...
0
votes
0
answers
54
views
Samsung "Scene Optimizer" and EXIF data
Considering this earlier question Is it generally accepted that "Samsung 'space zoom' moon shots are fake" and that some cellphones (e.g. S20 Ultra) use AI to add features?
Leaving ...
0
votes
2
answers
70
views
Buying a off camera flash solution on a tight budget [closed]
I am looking for a off camera flash with a wired or wireless solution in a tight budget. My camera does not have a built-in flash wireless communication feature, so I cannot use wireless models.
I ...
-2
votes
3
answers
106
views
Canon 50mm f1.8 VS EF-M 15-45 mm
How much of a difference in IQ of the nifty-fifty against the EOS M 15-45mm kit lens?
I personally have found the kit lens sharp and image looks a bit modern (or not? compared to EF 100-300mm I owned)....
1
vote
1
answer
904
views
Lens Error on a Powershot sx30 IS
I have a Canon Powershot SX30IS and I keep getting a lens error. I was taking pics outside on a clear cold day in wintertime and my camera just displayed that message and shut down. I powered my ...
2
votes
1
answer
1k
views
Preventing (Powershot) lens error
How can I prevent a Canon Powershot lens error? I've had them three times with three different cameras. Twice after dropping, but last time not even that. Note that last time was with a different ...
1
vote
0
answers
2k
views
Canon Powershot Lens Error
I have a Canon Powershot Camera SD1400 IS camera. It accidentally got dropped, and is now giving a Lens Error. :(
When I turn it on, it attempts to bring the lens out, but then retracts and says the ...
1
vote
1
answer
39
views
How do I fix "lens error" on my Canon PowerShot ELPH 170 IS?
Every time I turn on my camera, Canon PowerShot ELPH 170 IS, it says "lens error" and powers down. I have tried taking the batteries and memory card out and replacing the batteries but ...
-3
votes
2
answers
504
views
What is the advantage to not use names, but only descriptions as unique identifier for lenses? [closed]
If I want to buy a new camera, I use its model number to look at review sites and videos, compare photos on photo websites e.g. flickr and search on price comparing websites and market places where I ...
2
votes
1
answer
116
views
Why are the colours are not coming out right in my infrared photography?
I am new to IR photography. I recently converted my Nikon D800 to full spectrum (done at a shop professionally) and got a Kolari 550nm IR filter because I want to capture a lot of false colour in my ...
1
vote
1
answer
49
views
Is there still a place for skin smoothing programs like portraiture 4.0 with AI
If you have a photography subscription in Adobe with access to the latest Lightroom and Photoshop, is Portraiture still a good investment or can you see the same results with similar efforts in ...
0
votes
0
answers
54
views
Planetary view camera for a telescope [closed]
I bought a Celestron Powerseeker 80mm az-short and I really impressed. I saw Jupiter and it clean and smooth to my human eye. Then I tried to capture it with my phone camera, so I put the camera lens ...
0
votes
0
answers
39
views
How can I batch process scanned photos to remove scan lines and dirt specs
I scanned in a ton of old photos. I took care to clean the photos and the scanner as much as I practically could but I still have some faint thin lines on some photos and some have the random spec of ...
1
vote
2
answers
50
views
Compensate aberration to improve the quality of a surveillance camera
I am analyzing the videos recorded by a surveillance camera and noticed that, in most scenes, there is a sort of "halo" around the right part of people passing by (also around the orange ...
1
vote
0
answers
28
views
Transitioning from Mobile to Digital Camera Photography [duplicate]
I've been passionately involved in mobile photography for the past two years and am now looking to expand my horizons into digital camera photography. As an international student in the UK, I'm ...
0
votes
5
answers
84
views
Why is aperture expressed as a function of focal length and not in absolute size?
Why is aperture expressed as a function of focal length (eg. f/2, f/4), and not in absolute size, say mm (eg. 40mm)?
0
votes
4
answers
4k
views
Can my overexposed, hazy backlit photo be fixed?
I took some photos for a friend, and some of my potential favorites are completely overblown. I've attached an example. I've tried fixing in Lightroom 4, and I'm just not getting it. Is there any hope?...
1
vote
1
answer
61
views
Is there a software which can compare printer color profiles (not only gamma but color mapping)
I have a Canon Pro 10s Photo Printer and recently printed some photos on the Canon Plus Semi-gloss (SG-201) paper using the printer profiles included with the driver (my screen is calibrated using a ...
1
vote
5
answers
115
views
Why do telephoto lenses have long focal length?
Considering the definition that a telephoto lens is one whose length is shorter than its focal length:
Why do telephoto lenses (tend to) have long focal length?
Why not a telephoto lens with a short ...
2
votes
3
answers
411
views
How do you get that kind of dreamy vintage blur?
Also those sparkles!! How can you realize that effect with a modern camera?
19
votes
5
answers
3k
views
What are the benefits of the classic f-number scheme?
Classic ƒ numbers are entrance pupil diameter as a fraction of focal length. This seems like a slightly strange choice as exposure is proportional to area rather than diameter. Naively I would think ...
11
votes
4
answers
3k
views
Why are 1/3 stop apertures uneven numbers apart?
Why do 1/3 stop apertures go like 8, 9, 10, 11, 13, 14, 16, 18?
There's a difference of 2 between 11 and 13, it goes back to 1 between 13 and 14, and it goes back up to 2.
1
vote
4
answers
220
views
Which non-raw formats have the same capabilities as raw?
There's plenty of "raw vs jpeg" stuff out there, but no one ever seems to talk about other formats like TIFF (16 bit, uncompressed or lossless compression).
When color grading or doing ...
0
votes
0
answers
15
views
Fujifilm X100V X Raw Studio connection issues with v3.01 firmware
I use X Raw Studio 1.20.0.0 on MacOS and X100V with the latest 3.01 firmware.
When I open a folder having a .RAF files created with older firmware (2,13, 3.00). Everything works as expected. The ...
0
votes
3
answers
87
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 ...
0
votes
1
answer
100
views
What is the Canon LP-E6NH operating temperature range?
I recently bought a 3rd party (DSTE) replacement battery for my Canon 5d MkIII (https://www.amazon.co.uk/dp/B092QNQF63?psc=1&ref=ppx_yo2ov_dt_b_product_details) and was alarmed to read in the info ...
3
votes
2
answers
8k
views
disposable camera film - random pics green, no image, fog
I got a film developed at cvs. It was a disposable fuji. Some of the photos returned were so hazy and green you could not see the image at all. Is there any way to fix these images? Other photos were ...
3
votes
2
answers
2k
views
How do I find raw files corresponding to selected JPEGS
I shoot RAW + JPEG on fujifilm cameras and 90% of the time I'm fully content with my jpeg images but a few could use some editing. To save time I would like to cull my photos into three categories:
...
3
votes
1
answer
155
views
Why would using eight cameras filming in parallel be an advantage in "budget" 8mm film production in the 1960's in Japan?
My Movies SE question What devices are this Japanese director(?) and his coworker looking through? If they are small format cameras, then why four right next to each other? includes several references;...
0
votes
1
answer
80
views
GoPro footage from App to Computer?
I have a GoPro Hero 11, and have saved lots of photos and videos to the Cloud, and the Quik App on my phone.
How can I get the photos/videos from the Quik App to my computer? The videos are stored in ...
0
votes
2
answers
3k
views
How to live feed to a laptop to show what is on a Sony HX60 camera's display?
What available ways are there to output a live feed from the Sony DSC HX60 camera showing what is on its display? For example, can this be done using a cable from the HDMI port on the camera to an ...