Unanswered Questions

463 questions with no upvoted or accepted answers
7
votes
0answers
121 views

Missing one image in a sequence with a dual card setup

Context & Problem Shooting with a Nikon D810 with two cards: 64GB compact flash (Sandisk Extreme) 32GB SD card (Sandisk Extreme Pro) The camera is set set to write to both in Backup mode. I ...
7
votes
1answer
257 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 ...
7
votes
0answers
138 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 ...
7
votes
3answers
3k views

What whitepoint should I use for calibrated monitors for print and web?

I edit my photos in a room that is painted a neutral grey. I have a blackout blind over the window and a single light-source which is a D65 bulb set in an uplighter that bounces the light off the wall ...
7
votes
2answers
297 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 ...
6
votes
0answers
3k 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-...
5
votes
0answers
189 views

Built-in Canon R5 intervalometer not triggering with back button focus

I was trying to use the built-in intervalometer on the Canon R5 last night, and at first set-up the shutter wasn't being triggered. I played around with settings for a bit, flipped the lens to Manual ...
5
votes
0answers
570 views

How can I use the 200 seconds exposure time in Raspberry Pi HQ camera?

I would like to use the Raspberry pi HQ camera for astrophotography. I have read in the answers and comments on this question that I should be able to use a maximum exposure time of 200 seconds. This ...
5
votes
0answers
603 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 ...
5
votes
1answer
164 views

D5000 is changing random colors in photos

My Nikon D5000 started changing random parts of my photos to blue and purple while I was at a equestrian show. I originally suspected that the CCD had started to fail. However, I just replaced the ...
5
votes
0answers
677 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
458 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. ...
4
votes
1answer
92 views

What is the term for an image sequence with one fixed object in each image?

How is it called if I have movie or image sequence in which one central object is always fixed? For example, the same car in different landscapes, the same kitchen aid in different kitchens, etc.? ...
4
votes
1answer
115 views

Why is my film coming out so dark?

I have an Olympus AZ -230 Super Zoom 35mm film camera. A roll of film has come out very dark, almost a purple tint. How do I correct this for the future?
4
votes
0answers
32 views

PanoTools Scripting

I have a series of microscope images that I'm trying to stitch together. In all cases the images are made by horizontally shifting the stage. Autostitch does an absolutely wonderful job. ...

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