All Questions

410 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
8
votes
1answer
357 views

How can I get a fixed short exposure ( < 2s) with a GoPro Hero 4 Black?

Does anybody knows about way to fix or manually set the exposure of a GoPro Hero 4 Black (FW HD4.02.02.00.00). I want to set short exposure (< 2 sec), so that each shot has the same parameter. ...
6
votes
4answers
136 views

Is this long-exposure artifact a sensor defect or light leak?

I am shooting on the Nikon D800. I suspect it has a sensor defect because there is a very uniform artifact, in my images. It looks unlike a light leak as it's always in the same position and has the ...
6
votes
1answer
142 views

Why does a non-linear relationship exist between noise level (of dark frame) and ISO setting

According to Does changing the ISO of a modern digital camera really change the gain of an electronic amplifier?, the ISO physically amplifies signal in analogic way, so it is more effective than ...
6
votes
2answers
116 views

Bare Bulb diffuser for travel?

I found the thread for diffuser for speedlights here but wanted to check out options available for bare-bulb flashes, specifically the Godox AD360ii. I'll be traveling to Vietnam for 3 weeks in ...
6
votes
1answer
329 views

Creating “Smart Folders” on the hard drive based on photo IPTC metadata?

I use IPTC metadata for tagging and rating my images. I'd like to create folders on my hard drive containing collections of photos based on the metedata (e.g. 5-star photos in 2015). This would be ...
5
votes
2answers
173 views

Photoshop CC converting image layers to video clip

I have an image sequence in Photoshop CC 2018 and have turned them into a timelapse. I want to change the speed / length of the video but I am unable to. If I change the framerate it increases/...
5
votes
3answers
497 views

What brand is this vintage tripod?

I have a tripod that is probably at least 30 years old and I would like to know the brand at least. It has a logo on it I have not been able to find nor interpret. Does it say GON? GOON? GOND? ...
5
votes
1answer
337 views

How to embed ICC profile in DNG so darktable will use it?

I am experimenting with linear raw DNG and ICC profiles with Darktable. The DNG files are the result of scans using VueScan. I can add the scanner's ICC profile to the DNG. But when I open it in ...
5
votes
0answers
2k views

Issue with Yongnuo 568EX flash on i-TTL mode

I've just received 2 pieces of Yongnuo YN568EX for my Nikon D610. When I’m on I-TTL mode the flash fires but the image is black (I tried it on each mode: auto, manual, A…), the sound tick-tick twice-...
4
votes
1answer
114 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 ...
4
votes
2answers
266 views

Magenta noise on images?

Does anyone know why I'm getting magenta noise on my images. It's very inconsistent when it happens, and I'm having a hard time figuring out what's causing it. I'm seeing the 'noise' predominantly ...
4
votes
1answer
210 views

How do I plan for the lighting for landscape photography?

When I plan a landscape photography, I use tools like Google Earth so to get an idea of the place I want to shoot; TPE and PhotoPills in order to see the direction of the sun, looking for a frontal or ...
4
votes
1answer
467 views

Nikon D5100: How to keep Continuous shooting on between shots

There is an old-ish post about the continuous release mode, but it's not exactly what I am trying to achieve, and was wondering if something has been discovered since then. On my D5100, when I set ...
4
votes
1answer
253 views

Homogenize exposure brightness and white balance

I've taken thousands of photos on a long-term project and I'm doing a time-lapse film. Due to the different weather and the different light conditions the pictures are partly very differently exposed....
4
votes
0answers
104 views

How to take photos quickly through iPhone using Ricoh Theta SC?

I recently got a Ricoh Theta SC. If I use it standalone I can press the shutter button, it will make a noise to indicate it is taking a picture. Within about 1 second I can take another picture by ...
4
votes
1answer
159 views

Light modifier compatibility with different brand speed ring?

I have two Flashpoint monolights from Adorama and matching speed rings for these strobes. I want to rent a Paul Buff softbox and a Bowens strip box. Physically, are these light modifiers compatible ...
4
votes
2answers
2k views

How to convert huge number of pictures to a short, 30 fps video? (combine frames)

I'm trying to make a timelapse video. I do have all the shots (6500) and would like to make a short 30 FPS video (max 30 seconds). 6500 shots at 30 FPS makes a 200 seconds video more or less. If I ...
4
votes
0answers
148 views

Remote Control for Sony NEX 5 with bracketed images

Most remote controls that I've tried with my Sony NEX 5t only allow for a single shot shutter action. I'd like to be able to show bracketed images with a remote control. Are there options on the ...
4
votes
0answers
426 views

How to disable automatic cropping that's done after distortion correction in DxO Optics Pro 9 or 10?

DxO uses so-called "modules" that apparently contain many lens parameters and they are implicitly used for correcting geometric distortion, and some other issues in pictures automatically. But the ...
4
votes
1answer
520 views

Can I use the Huey Pro with correction disabled?

As far as I know the Pantone Huey Pro works like this: First it tries to get the most out of the monitor by manipulating the color lookup table of the graphics adapter ("correction") and then it ...
4
votes
1answer
352 views

Adjust manual focus for sharper images with Sony RX0,for aerial photography

I am taking photos around 80m altitudes (with Sony RX0) with a moving drone,Shutter Speed is set to 1/1000 to prevent blurs,I want to take sharp images with manual focus,how should I adjust settings ?
4
votes
2answers
422 views

Why won't my Canon 60D take more than one photo with the internal flash, without closing it manually?

If the internal flash is raised, when I try to take a photo nothing happens; the shutter do not open and the focus too do not change while half-pressing the button. No error is displayed when this ...
3
votes
0answers
63 views

How did technicians individually hand-shim each Pentax/Konica 35mm slr lens mount?

I just received a Konica Autoreflex T and I found out that the lens mount is individually hand shimmed. How did the technicians determine if the lens mount is correctly parallel to the focal plane?
3
votes
1answer
113 views

How to smooth gradient of an overexposed sky on a raw file?

I'm editing a back-lighted portrait. Sky backwards it's mostly overexposed, but some information was preserved on the upper left corner of the frame. I shooted on both JPG and RAW (canon's CR2) This ...
3
votes
0answers
110 views

Calculating EV of an image file using its exif data

I'm trying to calculate the EV (exposure value) for an image file based on its exif data. In Wikidepia, I came across this formula for calculating EV: EV = EV100 + LOG(S/100, 2) = LOG(N^2 / t, 2) +...
3
votes
2answers
126 views

How to desaturate part of an image on slide film?

I am taking analog photos, mostly on color reversal film. Sometimes, I want to locally reduce color within a frame, preferably to pure black and white. Is there a method to drastically reduce color ...
3
votes
1answer
101 views

Can any MFT lenses be turned into a practical object-space telecentric macro lens by reversing?

The micro four thirds specifications originally want lenses to be image space telecentric if possible. It seems that some MFT lenses actually follow that recommendation. Can reversing such a lens ...
3
votes
1answer
131 views

Automatically merge all HDR sequences in folder in Lightroom CC Classic

I've been shooting a lot of raw 3-exposure bracketed shots recently which I've been merging into HDR images in Lightroom Classic CC (Mac). I find the process of selecting 3 images, going into the ...
3
votes
0answers
656 views

Sony A7iii how to permanently display focus distance in MF mode

I'm doing mostly landscape photography and the manual focus is a thing for me. Since the native Sony lenses all have focus by wire, the MF experience is poor. I never know if my focus is still at ...
3
votes
0answers
391 views

How to continuously store Canon EOS 80D images on a computer over WiFi

The EOS Utility for Canon cameras allows the transfer of images stored in the Camera to a computer running the EOS Utility over WiFi. And this EOS Utility can be configured to transfer only those ...
3
votes
1answer
216 views

What are the options for mounting 24×34 wedding-portrait prints?

In about four months, I have a wedding shoot coming up. The couple has requested a 24x34 print. I usually order my 20x30’s on a Single & Double Weight Matboard, but I feel like the print itself ...
3
votes
2answers
705 views

What could cause a D7000's mirror to flap and “Err” to be displayed when trying to take a picture?

When I press the shutter on my Nikon D7000, the mirror noisily flaps up and down — nothing else happens except Err in display. It's not possible to take a picture and the Aperture and Shutter wheels ...
3
votes
3answers
529 views

Can a Yongnuo 565EX (no HSS) be used as a second flash (slave) with another flash that has HSS?

I do know my question confuses and I do apologize for that. As a beginner, I still struggle to articulate things in a nice way. So I think it's better to explain the scenario first. I was using a ...
3
votes
0answers
133 views

Darktable: how to save export account?

DT 2.2.5. How to save "export selected" account (facebook/google/flickr) credentials? fb/google works for me but every time I'm restarting DT I have to go thru authentication process again. Settings->...
3
votes
2answers
604 views

Center, rotate, and zoom photo on a face

I have multiple photos of my 2 year old daughter since she was born and Google photos / Picasa has done a good job tagging her face in all the photos. Is there a way that I can center each photo on ...
3
votes
1answer
397 views

Minolta srt101 (SLR) trigger jam

I've done a lot of searching but haven't found much regarding film Advance lever/trigger errors. Symptoms: lever will advance once or twice, with the firing sound being a dull "krk", not the bright "K-...
3
votes
1answer
109 views

Picasa to Lightroom Geotag

I am looking at switching over to Lightroom from Picasa. I started the trial of Lightroom and noticed many of my photos that are geotagged in Picasa do not have GPS information in Lightroom. How do ...
3
votes
1answer
227 views

Can my Nikon D750 fire a flash while I'm connected to it over wifi?

I'm trying to take photos from my iPad using the wifi connection on my D750, but I can't get the setup to trigger my flash when I take photos that way. Is this a thing that can be done?
3
votes
0answers
118 views

Quilted/Tiled Image Sensor: How do you eliminate stripes of missing photos in huge quilted sensors?

Background: This question is largely inspired by one of the answers in: What limits the size of digital imaging sensors? So the answer mentions uber-large image sensors that are made by "quilting" or ...
3
votes
1answer
115 views

How to choose a color calibration device?

I'm tired of my monitors and phones all looking different. I tried following instructions at Lagom LCD monitor test pages, but they still look different. So, I think I need to buy something to help ...
3
votes
1answer
123 views

How to convert uncompressed FujiFilm raw to compressed raf?

RAF files from older 16-megapixel X-trans cameras are about 30MB. Compressed RAF files from newer 24-megapixel cameras are about 20MB. Given the size savings, it would be nice if uncompressed files ...
3
votes
4answers
444 views

What are these vertical lines of my negative?

I've recently been home developing C-41 film with the tetenal colortec c-41 kit. I use the Paterson reel tank and use the stick for agitation and a controlled water bath. My current theory is that it'...
3
votes
4answers
340 views

Is there a digital camera that is able to save people bounding boxes?

I am looking for digital cameras that are able to recognize faces(automatically or by user input) and save those as tags in XMP using either Microsoft Photo 1.2 Schema or Metadata Working Group - ...
2
votes
1answer
41 views

How to remove bulb mode on canonet ql 19?

I was testing my canon ql19 which seems to be in perfect working order. However I pressed the safety catch and set the camera to bulb mode and I can now not turn the ring back again. How are you meant ...
2
votes
1answer
63 views

Software for converting a series of jpg or raw files into an animation

I've tried Imagej, MakeAVI, and Virtualdub Imagej gives me a black movie a few seconds long. MakeAVI gives me an "unreadable" file. Virtualdub sort of works but the pictures are very pixelated. Hours ...
2
votes
0answers
31 views

Why buy a Pentax K1-II over Pentax K1?

I have looking for my dream DSLR with sensor shifting thus pure color along with no low pass filter. I fail to see any differences other than tripled max ISO but why buy the second gen Pentax K1? ...
2
votes
0answers
33 views

How to add the date/time on the file name of Nikon D3200

Right now, every picture I take are named like this DSC_0237.JPG As a result, When I try to put the pictures in the same folders as other Nikon pictures, the filenames overlap. How to add the date ...
2
votes
0answers
32 views

How can I repair a Petri 1.9 Color Corrected Super with a stuck exposure counter?

I recently bought a Petri 1.9 Color Corrected Super which is almost fully-functional, except for the exposure counter. It is stuck between the position "S" and -2. Do you have any suggestions for ...
2
votes
1answer
74 views

Do different microlenses on EOS R / RP affect use with EF lenses?

I have read that EOS RP uses otherwise the same sensor as the 6D Mark II. However, RF mount has a lower flange focal distance than EF mount. Therefore, Canon has adjusted the microlenses in EOS RP to ...
2
votes
0answers
95 views

What is considered as “unpublished” on usual photo contest rules?

On many photo contest rules, we find the condition that photos must be unpublished to take part on them. That was quite a simple rule when our only way to show our work on public was trough exhibitons ...

15 30 50 per page