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All Questions

2
votes
3answers
82 views

When would I _not_ want to use the content-aware mode of Photoshop's spot healing brush?

I've wondered about this for a while. I've look in Adobe's documentation, but no luck there. I've also searched here. Anyone have an idea?
0
votes
1answer
18 views

Can a detached rewind crank on a Superheadz UWS leave my film accidentally exposed?

I'm using a Superheadz UWS toy film camera. After loading the film and closing the backdoor, I went out and took a test shot. All of a sudden I noticed that the film rewind crank part was detached ...
-2
votes
0answers
41 views

what to put as my question for alevel photography? [closed]

Im starting my Alevel book for photography AS we have to think of something that intrestested us i have many ideas it just we have to make a question out of what we are interested in that we can ...
0
votes
1answer
43 views

Which Wide angle lenses for canon? [closed]

I have a question. I have a canon 60D. My lenses are canon 28-135, canon 75-300, canon 50m, and rokinon 8m. I am planing to buy a wide angle lens, I want it to be wider than what I have. I want the ...
0
votes
2answers
63 views

Close range stereoscopic recording [on hold]

So I have some work for a client; I have never tried to shoot 3D before but I have an idea how it can be done. So the situation is: I have a wide green screen and I want to record stereoscopic videos ...
1
vote
2answers
63 views

How do I do macro photography with a Tamron 18-270 VC macro lens?

I have just bought this lens for my Canon EOS 700D camera. How do I activate the macro facility on this lens?
1
vote
2answers
131 views

How to calculate mean/average photo color in GIMP?

How to calculate mean/average photo color in GIMP? I have some photo and want to calculate average color - how can I do it?
1
vote
2answers
162 views

Nikon D800 Image Not Sharp

I am not pro-photographer but do some basic photography as my hobby. I have Nikon D800 with 25-85 3.5 - 4.5 G lens. I sometimes look pictures taken with D800 with same lens and they look incredibly ...
1
vote
3answers
134 views

What's the dynamic range of the iPhone 6 Plus?

... or other mobile devices such as the iPhone 5s, Nexus 6 or iPad Air 2? Everyone says that the dynamic range of mobile devices is lower, but how much lower? For comparison, an APS-C camera like ...
3
votes
3answers
326 views

Why is there no image noise in my webcam dark frame photographs?

I'm trying to take some timelapse photos with a webcam. To reduce noise, I'm trying to take a dark frame. However, with the lens covered up totally, there is absolutely no noise in the image. The ...
2
votes
2answers
57 views

What is meant by pixels and DPI for photo submissions?

I am submitting a photo for an exhibit. They require a jpeg to be evaluated and then a print, if accepted. The rules indicate "Entries must be in JPEG format sized at 300 dpi on a CD (4” width of ...
1
vote
3answers
507 views

GoPro 4 Night Timelapse

I just got my GoPro Hero 4 and wanted to try the Night Timelapse mode. I have the exposure time set to 30 seconds and the interval between images set to 2 minutes. My pictures have a few stars on ...
3
votes
2answers
82 views

What is development by inspection (DBI) and how is it done?

While reading this answer I noticed the DBI concept. If I understand correctly, the idea is to develop a film while being able to see the progress (and apply the fixer once you're happy with the ...
0
votes
1answer
98 views

How does a modern DSLR camera and lens actually adjust its aperture

I understand what aperture is and how it applies to photography. Larger F number = less light but more depth of focus, smaller F number = more light but less depth of focus. On an older Nikon lens ...
0
votes
2answers
75 views

Re create existing filter from example

I'm new here, have been reading around for weeks and would like to ask a question myself now. Yesterday a friend showed me these photos. I'm really charmed by the effect/filter used and am trying to ...
2
votes
1answer
37 views

Is the attached digital camera on the top have the same magnification than visible in eyepiece?

There are some microscopes with digital camera system attached to the top. But does it include or bypass eyepiece magnification? E.g. 40x objective lens and 10x eyepiece making the total ...
3
votes
1answer
61 views

RF Flash triggers and transmitters

I am still at a very basic level with flash photography. I have some questions: What is the difference, if any, between a trigger and a transmitter? Does the transmitter send more info to the remote ...
0
votes
1answer
86 views

How does long exposure photography work on digital cameras?

For analog photography it's pretty easy, the film is exposed to light during the exposure time, but what about digital sensors ? As far as I know a sensor can't "be exposed" for a long period of ...
0
votes
1answer
65 views

Pentax prime lens recommendation for street photography [closed]

I am planning to buy a Pentax K-50 camera. Pentax lenses explained helped me to get some idea on the lens systems used by Pentax. Now I need a prime lens - anywhere between 35-60mm (in 35mm ...
2
votes
1answer
69 views

How long will exposed film retain some latent image?

How long will exposed film last if it's not developed right away?
0
votes
1answer
64 views

How to get consistent white balance on a 3 photo stack?

I have a 3-photo stack - the same photo done with -2, 0, +2 EV, and want the same white balance on each of the photos. Photos will be used to construct a 360 degree panorama, 4x3 photos stack = 12 ...
0
votes
1answer
35 views

What's the best workflow for shooting stationary objects in a makeshift studio?

I have bought the following kit to shoot my portfolio which consists of mostly books and posters: Super White Background + 2 strobes 100 watts each with softboxes ...
3
votes
2answers
56 views

Darktable - How to do localized editing with masks?

I have started using darktable in a linux machine for photo editing (new to it). Darktable has a mask feature which allows you to create masks on a image. http://www.darktable.org/2013/04/masks/ ...
1
vote
1answer
54 views

Should the Canon EOS 6D get hot when connected to Wi-Fi?

I just got a Canon EOS 6D. When it is connected to a Wi-Fi network and used for remote shooting and transferring files to a smartphone, after barely 5 minutes the camera becomes hot. Is this normal?
0
votes
0answers
40 views

Nikon Lens Types. What is AF, AF-S, D, G mean? [duplicate]

What do these lens types denote. I have seen similar questions, but they don't have the answer I'm looking for. I have a Nikon D5200. It does not have a focus motor in the camera, so it relies on the ...
1
vote
4answers
141 views

Is there a Windows panorama stitching package that can stitch RAW files?

Is there any tool for stitching Panoramas from multiple CR2 files from my Canon EOS 1200D? I'd prefer any free or open source tools, but paid software should be fine too. I have tried multiple ...
2
votes
3answers
112 views

How to interpret a histogram to know whether the photo is under or over exposed? [duplicate]

Yes, the books might have been written on this but not being a technical person, I'd like to understand in short and easy to understand language - How to interpret a histogram to know whether the ...
9
votes
4answers
162 views

What cloth patterns and colours should be preferred for clothes while shooting portraits in black and white?

How do different colours and cloth design patterns affect black and white photographs? Which patterns and colours should be preferred for clothes while shooting in black and white?
1
vote
2answers
65 views

How do I get to be a ringside professional at wrestling promotions?

I'm very keen on approaching Indy wrestling promotions to be at ringside with my 60d and taking shots of their events. Having not taken any shots professionally before, I find I'm at a loss at how ...
10
votes
4answers
2k views

Why is it called ISO “speed”?

As I understand it, the ISO value indicates how sensitive the sensor/film is to light. How is this related to speed? Is it something to do with how fast old chemical film developed?
1
vote
3answers
100 views

How can I take long exposures on Nikon D7000 with a wireless remote?

How can I take long exposures on a Nikon D7000 with a wireless remote? I've read the existing question on this, but the answers there are not working for me. "Bulb" shows up when the shutter control ...
0
votes
0answers
95 views

Canon EOS Rebel T3i takes a photo upon turning it on

I am having several problems with my Canon EOS Rebel T3i. One of which is that when I turn the camera on (in any mode) it automatically take a picture. I am not touching the shutter button or any ...
1
vote
1answer
63 views

How can I determine the amount of disk space used by my Lightroom photo collection?

I'm trying to determine the disk space used by a (smart) collection. I'm aware that the collection itself technically doesn't need any disk space, so what I want to know is basically the combined ...
0
votes
3answers
81 views

How can I better take indoor photographs with wide aperture and low light?

Recently I photographed an event for a friend as a favour using my Canon 750D, my 18-55mm stock and the 50mm f/1.8. The event was indoors, followed briefly by outdoors and then back indoors in a ...
1
vote
2answers
84 views

Problem with processing .CR2 format in Linux

first time I used Canon and all my programs -Rawtherapee, Darktable, UFRaw, Rawstudio - opened the photos as below. Anyone has idea why this is happening and how to fix it? I use Linux and I'm used to ...
3
votes
1answer
208 views

Just Add Sand: What kind of sand should I fill my sandbags with, and where can I find some for cheap?

I recently purchased these sandbags for a light stand, not realizing that they would be shipped sans sand. What kind of sand should I fill my sandbags with, and where (i.e., what type of ...
1
vote
1answer
111 views

Why are there white outlines around the subject in this photo when zoomed in?

Please give me a solution to this if possible. Image showing white outlines when zoomed. Crop: Zoomed:
8
votes
3answers
641 views

What is a pump zoom lens?

While browsing for cheap second hand lenses I found the Cosina 70-210mm f4.5-5.6. The seller notes that it's a pump zoom. Googling the term does yield some results, but these simply state that a ...
0
votes
1answer
139 views

What setup/techniques is beaches.com using on their photos?

i am fascinated by the work that the people from www.beaches.com do on their photos. They always have a lot of quality pictures of rooms and general indoors, outdoors, with and without people. I was ...
1
vote
2answers
44 views

video images vs. burst images

My camera is a 12.1MP Panasonic Lumix DMC-ZS15 and for my purposes I am generally very satisfied with it. It has several frames-per-second burst settings, but I find it problematic to record images ...
2
votes
1answer
165 views

Is there a viable way to touch up the paint on an old camera body?

I'm using an old Canon New F-1 body. Its finish is completely black, but along the edges the paint has worn away. Is there a viable way to touch up the camera and get the nice black surface back ...
0
votes
1answer
66 views

What's the best lens for shooting baby's and children? [duplicate]

I have a Nikon D5000 I was wondering what is a good lens for taking baby and children portraits
3
votes
1answer
69 views

Do focal length changing lens adapters affect the F-stop of a lens?

My question concerns things like the ultra wide angle adapter for the Sony Alpha/Nex/e-mount line 16mm f/2.8 prime pancake lens, which changes the focal length of said lens from 16mm to 12mm. Since ...
0
votes
0answers
39 views

Why did Nikon stop producing the T series close up lenses? [closed]

About 10 years ago I seem to remember buying a Nikon T series close up lens for roughly £25. I was happy with it but when I no longer needed it I sold it on. Today I would like to get another one, but ...
1
vote
1answer
33 views

Software to manage imports under Linux in addition to Corel After Shot

I am an interested beginner in photography using Ubuntu 14.04. At the moment I am testing Corel After Shot Pro 2 because it seems to be quite full of features compared to its price. I make my photos ...
1
vote
0answers
25 views

Is GoPro “Cam_Raw” a true RAW image format? [migrated]

I've seen this post about what exactly "RAW" is. My question is about the GoPro Hero 4, which comes with the Protune option for "advanced controls". Is their "Camera_Raw" format a true RAW image ...
0
votes
0answers
53 views

Difference between shutter speed, iso and Aperture [duplicate]

What are the main differences between shutter speed , iso and aperture? 1.How are they interdependent? 2.Because every three of them are controlling the light,it gets very confusing how? ...
1
vote
1answer
144 views

Why can't I use my 64 GB SD card in my Nikon D60?

I formatted my new 64 GB SD card, but when I try to take a picture my Nikon D60 shows "Card is Full" and won't take a picture - see the upper left message in the attached pic. Does anyone know why ...
0
votes
0answers
9 views

Correct anti-aliasing color when moving to a new background? [migrated]

look at the bottom of the two lines To make the line appear smooth, intermediate colors between the color of the background and the line have been added at its edge. In this case, black has been ...
2
votes
1answer
85 views

Why isn't the aperture visibly changing on my lens when it appears like it is changing on my camera?

I own a Nikon d5300 camera and I recently purchased a Nikon 200mm f/4.0D ED-IF Micro-Nikkor lens for close-up photography. When I was testing it out today, I was shooting at f22, and my shots looked ...

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