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1answer
56 views

Looking for a good workflow to deal with large file sizes after Photoshop

I recently upgraded to a Nikon D850 which produces RAW files on the order of 37MB in size. I take these as DNG files into Lightroom. When I edit an image in Photoshop and then return to Lightroom with ...
2
votes
2answers
182 views

Why shouldn't raw files be rotated?

When I attempt to rotate a CR2 file in Photo Viewer, a message appears: That didn't work, RAW files don't rotate. Select edit to rotate and save it as a different file type. There are many tips to ...
1
vote
0answers
28 views

Why is the contrast calculated in i1Profiler so low?

I just received a Dell S3221QS 32" Monitor with a VA panel. I used i1 Display Pro and i1Profiler 3.x to calibrate the monitor. At the end the calculated contrast ratio is just 256:1, which is ...
0
votes
0answers
14 views

Mounting a Samsung NX -compatible lens to a different camera [duplicate]

I currently have a Samsung NX3000 camera and a pretty decent macro lens for it. The problem is, I intend to upgrade my camera some day, but it would have to be a camera of a different brand as Samsung ...
3
votes
1answer
443 views

Portra 400 looks desaturated and has sprocket leaks

Hi fellow photographers I'm a hobby film photographer for a few years now having a basic understanding of photographing, developing and scanning + postprocessing. In the past months i've shot only few ...
1
vote
1answer
72 views

How to calculate depth of field at different resolutions

I have a DSLR (EOS 60D) and I use hyperfocal pro when setting up astro-photography. At lower resolutions though, such as in video mode, how can I calculate the depth of field? The field of view barely ...
6
votes
3answers
541 views

Is there a known practice of post-processing to make a finished photo while viewing a subject?

Photographers often aim to create a work that accurately depicts a subject, and/or is informed or inspired by the experience they had looking at it. A significant part of the work of making a photo is ...
0
votes
1answer
62 views

What is considered a good / great LP/PH value?

After combing through ISO 12233 and reading multiple articles, I'm still unsure what LP/PH values are considered poor, good, or great. I just finished testing a Nikon D750 with an 18-70mm lens. I'm ...
1
vote
1answer
107 views

What Conversion Engine works best in Photoshop? ACE or ICM

Adobe ACE v Microsoft ICM: Bakeoff Adobe's Windows Photoshop offers two conversion engines for converting colors. These are used when converting between different RGB colorspaces as well as doing ...
1
vote
2answers
93 views

Very noisy image, looks like stars

Yesterday I did some long exposure shots, and it turned out to go quite well (in my opinion), just one issue is that the image is very noisy like I've never seen before. The noise looks like stars, ...
2
votes
1answer
268 views

Hasselblad H cameras. How does the viewfinder image correspondent with the photograph?

The Hasselblad H cameras are modular. There are different digital backs for each camera available which actually feature different sensor sizes. How does the image in the viewfinder correspondent to ...
7
votes
2answers
931 views

Pictures uploaded to Facebook display wrong colors, but only in Firefox

I've noticed on several occasions that the colors of my photos are slightly off when uploaded to Facebook. But I noticed this apparently is only in Firefox. Take this photo, for example: https://www....
0
votes
1answer
23 views

How do I set up the PocketWizard Mini TT1 and Flex TT5 with a Buff monolight?

I recently purchased a Paul Buff AlienBee B800 studio monolight through eBay. It came with a PocketWizard Mini TT1 and Flex TT5. I was wondering how I’d be able to set it up to work with my Canon 5D ...
1
vote
0answers
134 views

Nikon lens zoom stuck

i have problem with my Nikon D90 18-105mm lens. When the lens is installed in camera when zooming out it goes up to 24 mm and can’t go to 18mm. When i remove the lens from camera it works perfectly ...
1
vote
1answer
52 views

Is changing of width and height of smart object image by using free transform OR resizing of the image the same things?

I'm not very good in Photoshop tools, can someone help me to understand; Is changing of width and height of smart object image by using free transform, OR resizing the image, the same thing? If I ...
1
vote
0answers
149 views

Brighter irregular edge of a Polaroid photo

I use Polaroid OneStep 2 with Color i-Type film packs. Sometimes, at the bottom edge of the image, not fully developed irregular areas appear as the medium inside has not been properly distributed. ...
1
vote
1answer
54 views

Exiftool GPS tagging from lat/long works partially but it's always missing a timezone (which I think is the reason it gets actual pos wrong)

I have a GPS file containing data such as <trkpt lat="56.9359839838" lon="-4.4651045874"> <ele>30.42</ele> <time>2021-03-30T20:09:56Z</time> &...
2
votes
3answers
100 views

Converting from sRGB to ProPhoto & vice versa on Photoshop (with a 120% sRGB screen)

This is just academic: I want to find a cyclical way to convert from sRGB to ProPhoto and vice-versa on Photoshop. I notice that no matter that the images from Is Your Browser Color-Managed? looks ...
0
votes
0answers
29 views

Sony a7 III FTP Workflow help / suggestions

I was excited about the FTP options on the camera but.. The problem is, it has no option to 'upload latest or failed only' Here is my issue. I want to have photos automatically FTP'd as currently are -...
1
vote
1answer
30 views

How can I edit EXIF Data based on the filename?

I've moved all the photos from my phone to PC (something that I did multiple times along the years from multiple phones) and the date taken is different from the actual date or doesn't exist at all (...
2
votes
3answers
124 views

Why can't HSS mode be automatically turned on for shutter speeds faster than the max speed sync?

When you have a flash system attached to your camera, you cannot shoot faster than your maximum speed sync (which usually is 1/200s or 1/250s in most models). If you need to go faster, then you have ...
9
votes
2answers
2k views

Why is there a bright edge in my photos even though my studio lights provide even coverage?

I have shot in natural lighting before this. I am just getting started with studio lighting. I just got my Alien Bees Lighting hooked up to my Canon Rebel T3 with Cactus V6 II radios. It was a process ...
3
votes
1answer
39 views

How can I transfer photos over SnapBridge that are taken after the 9999th photo?

I have a Nikon Coolpix B500 camera. I have reached 9999 photos in my camera gallery, however I can take more photos without a problem. When I look the photos taken after the 9999th photo, they're in ...
3
votes
3answers
106 views

How do I photograph jewelry while being worn?

How can I take a photo of a diamond ring while being worn without clipping the highlights of the ring and retaining correct exposure for the hand. See the example with preserved highlights which will ...
2
votes
2answers
56 views

App that tracks sun AND incorporates topography?

I am looking for an app that will not only track the position of the sun at any given time on any given date at a certain location (like Suncalc or Photo Epherimis) but that ALSO incorporates ...
4
votes
3answers
274 views

How to perfectly overlap two photos?

I have some old postcards of a street and I would like to make the same photo nowadays. Of course, I will shot from the same place I thought the photo was shot, but I will use a different camera and ...
1
vote
2answers
110 views

confusion about the principle of on-sensor PDAF technique

There are a lot of pictures over the internet illustrating the principle of phase detection autofocus, such as this one https://www.androidauthority.com/how-pdaf-works-1102272/ The simplest way to ...
1
vote
1answer
159 views

How to refresh a folder already in darktable when new photos are added?

I am photo documenting a little pet project I have, and when I have progress captured I put those images into a folder named after the project. However, when I run Dark table, the newly added pictures ...
0
votes
2answers
42 views

How can I measure the exact range of focus of a given fixed focus webcam?

By moving objects around the camera I can see that they get very blurry at 10cm and less sharp at 3-4m away from the camera but how can I measure the exact range of focus? If I check the sharpness of ...
1
vote
1answer
53 views

What adjustments are most useful / typical for improving scanned slides that look flat and a bit magenta?

I have started to scan my slide collection (made between 1980 and 2000), using a Nikon CoolScan V-ED, and found that nearly all scans look flat and boring, and many have a magenta cast, some badly. ...
1
vote
1answer
50 views

What data does digikam actually share?

I am planning to switching from Lightroom to digikam as I do not like the subscription model. So far digikam looks very interesting. After reading the privacy statement I am a bit puzzled. Amongst ...
1
vote
2answers
80 views

Photogrammetry - use nodal point or entrance pupil for distance calculation? [closed]

I'm trying to accurately measure the size of objects via photogrammetry. The objects are 1 to 2 feet from the front of the camera lens, so where I start measuring from makes a difference. I think the ...
2
votes
3answers
169 views

focal length to aperture relation while zooming - is my russian lens lying to me?

I have this old soviet/russian "Granit" 80-200mm lens, connected to my Canon 550d DSLR through M42 adapter. I also have "modern" kit 18-55mm lens. What I don't get is how aperture ...
0
votes
1answer
86 views

Confused about D50/D65 conversion going from Lab to sRGB color spaces

I am writing code for some color conversion work and have a confusion. My purpose for this conversion is to get the colors look reasonably correct in a typical non-professional display (PC, tablet etc)...
2
votes
0answers
81 views

How to remove this noise (color patches)?

I'm having images with a visible color noise taking form of color blocks: One can reveal the patches with modular multiplication (x -> x*d%255, x a 8 bits RGB value of a pixel, d some value, eg., ...
4
votes
3answers
284 views

Technique for extreme depth of field in macro photography

Over thirty years ago I remember reading an article in a photography magazine which demonstrated a technique for getting extreme depth of field in a macro shot. The results which made such an ...
3
votes
1answer
356 views

How do I remove the hard plastic protector that was sealed onto the old photo?

Some of my old photos were sealed with a hard plastic and I have a tough time trying to remove them. For the softer one I can peel them off without damaging the photo. But for the harder one, they ...
20
votes
35answers
5k views

Photo Competition 2021-04-12: Up There

Theme: Up There Subjects in the photo should be unsupported by the ground. Examples include airplanes, balloons, bubbles, water splashes, astrophotography, clouds, birds/insects/animals in flight, etc....
0
votes
3answers
231 views

Is a 35mm or 50mm lens better for landscape photography and portrait photography?

I have a Nikon d750 full frame and am wanting a new lens for low light landscape photography and low light portrait photography. I am considering either a 35mm or 50mm F1.8. Which would be a better ...
0
votes
2answers
102 views

How do I tell if a lens is compatible with a given camera body?

I'm about to buy a Pentax K-x camera with a Pentax 18-55 lens for 50€. I also found a few lenses, quite cheap, but I don't know if they are compatible. What should I look for to see if they are ...
0
votes
0answers
37 views

Should the iris of a Canonet QL17 contract at all in AE mode at maximum aperture?

Note that you need to cock the shutter for the tests below, otherwise the iris doesn't fully engage with the aperture controls. If I set my QL17 to ƒ/1.7, the iris opens up fully (as I'd expect) If I ...
4
votes
2answers
143 views

RAW Photo of the Moon - How to take pictures of objects in front of a (bright) moon?

I have an object in front of the moon and I wanted to take a RAW (NRW) photo including the moon and the object in front, thinking that I can fix the illumination/overexposure later in Lightroom. But I ...
1
vote
2answers
195 views

How can I shoot a timelapse with a Canon Powershot camera?

I have a Canon Powershot ELPH 190 IS. Does anyone know if there is an Android application to record a timelapse on the camera? If not, is there a compatible intervalometer?
3
votes
2answers
222 views

How to rate photo relative to others in a set?

After taking a set of photos and importing them to my computer, I like to look through and choose the best ones, as I expect most people do. The usual way to record this seems by setting a 1-5 star-...
0
votes
0answers
25 views

Minolta Riva Zoom 135EX film winding behavior

I'm testing a Minolta Riva Zoom 135EX. Everything works fine, but if I press the shutter without a film loaded it doesn't wind on. Is this normal?
0
votes
1answer
199 views

How to collect and organise digital photos by others

I've never found a good way to keep track of digital photos that people have sent to me, or that I might download, and I want to keep for personal interest. I expect there are good industry specific ...
1
vote
3answers
52 views

How to use my display calibration settings with photoshop

I have a problem if I use my DisplayCal profile with photoshop, and save an image like a png or jpg the image turns out darker when I view it in another program but looks fine in photoshop before I ...
3
votes
3answers
97 views

Effect of assigning an ICC color profile at different stages

What is the difference between applying/assigning an ICC color profile to an image for color correction During opening and processing the raw image in some studio software (e.g. Lightroom, CaptureOne)...
3
votes
1answer
132 views

ExifTool command (Windows 10) to move files to a separate directory if the modified-date is later than the date-taken

I'm very new to this, please be gentle. My aim is to identify, and separate, original (unamended) photos, from several thousands of amended photos. Often with the same name but different directory. ...
2
votes
3answers
158 views

Did I ruin my film when I opened my Canon Sure-shot telemax film camera?

I have a Canon Sureshot Telemax point-and-shoot camera, with automatic rewind (I think it’s automatic rewind). I’m new to film cameras and accidentally opened the back after I finished the roll, and ...

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