Unanswered Questions

408 questions with no upvoted or accepted answers
8
votes
1answer
381 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
1answer
174 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
1answer
355 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 ...
6
votes
2answers
118 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 ...
5
votes
2answers
188 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
0answers
391 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
2answers
97 views

Which is better in lens hoods, felt-like material or sawtooth surface?

I have noticed that many1 Canon lens hoods contain a felt-like matte black material designed to reduce reflections. The material probably does so admirably, but tends to get dusty over time. On the ...
4
votes
0answers
40 views

Will analog camera's timestamp work with remjet film?

Will analog 35mm camera's quartz timestamp work with motion pictures remjet film? I know that the carbon layer is last so will the timestamp be able to imprint the date?
4
votes
1answer
121 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 ...
4
votes
2answers
317 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
218 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
562 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
0answers
105 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
186 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 ...

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