Serene Life

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0
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0answers
4 views

RAW images archive?

Is there any large collection of raw grey scale and colour images archive to download from? I need a some good RAW images for my project on image compression.. so i need a grey scale as well as ...
0
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5answers
21 views

Prevent Yellowing Under High Intensity Discharge Lights

I am photographing plants that are grown in a greenhouse. The plants are grown under High Intensity Discharge Lights, specifically Metal Halide and/or High Pressure Sodium. When I photograph these ...
0
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3answers
56 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
4answers
213 views

Can I use my room's wall as a diffuser for a spot light?

Would like to record my face with a webcam on my desktop. I have a white wall with some light blue texture in front of my desk. Can I use that as a diffuser? I dont want to invest in a soft box or ...
2
votes
4answers
106 views

What is the benefit of a wide-aperture lens if you stop it down?

As an example, say you have two lenses: 300mm, f/2.8 being used at f/8 300mm, f/4 being used at f/8 My understanding is that by definition the amount of light coming through the aperture means that ...
1
vote
4answers
681 views

Overexposed images when using ring flash

I am somewhat of a newbee to photography, but I have a Sigma EM-140 Ring Flash with a 18-250mm Sigma lens. In short, when I use the camera with the ring flash I can't get it to take photos that ...
2
votes
3answers
43 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?
2
votes
3answers
98 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 ...
1
vote
1answer
59 views

Is it fundamentally possible to capture an orthographic image of the real world?

I decided that this is sort of a fundamental physics question regarding light and dimensional observation, so I decided to cross-post it in both this site and Physics SE (which is acceptable in stack ...
3
votes
2answers
51 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/ ...
0
votes
1answer
17 views

Fit photos to available screen real estate in Lightroom on Retina/HiDPI screen

How can I get Lightroom to scale smaller photos in Loupe view so they always fill the available screen space? I just got one of the new 5K Retina iMacs, and with its 14.7 megapixel display, all the ...
1
vote
4answers
321 views

Nikon D300 Slow Shutter Regardless of Shutter Speed

I hope you can help me with troubleshooting this issue. In an effort to better understand my camera (I know, I know, I'm buying a book soon but I need this problem solved ASAP) I started messing ...
8
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7answers
326 views

How can one capture gun bore shots?

How can one capture shots like this where a long, small tube like a gun bore is evenly illuminated along its length? In this sample the harsh reflections off the breach suggest it was illuminated ...
0
votes
1answer
17 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 ...
0
votes
4answers
160 views

Can I repair a Nikon D90 LCD screen that has moisture in it?

My camera was in damp weather and now the screen has lines on it when you try to review pictures or use the menu on the rear LCD screen. Can this be repaired?
0
votes
1answer
411 views

How to recover from a crash during import into Lightroom 5?

I was importing images, when my pc blacked out due to overheating. At the time of restarting the import I could still see the images in the explorer (WIN8) and in the import dialogue. The import goes ...
2
votes
1answer
120 views

How do I shorten the “loading” of photos on the card?

When I plug in my camera through USB to read its card, it can take a while to load all the photos. I was wondering if and how I can reduce this loading time? Do I need a better/faster SD card or are ...
51
votes
4answers
34k views

What does f-stop mean?

What does f-stop mean? Is it the same thing when people say "2 stops" for example?
1
vote
3answers
86 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
2answers
4k views

Photo upload problem from my camera (Nikon d3200) to my PC (Windows 8.1)

I'm using a Nikon d3200 camera, and before updating to Windows 8.1, I could upload my photos using USB to my computer which ran Windows 7 at the time. Currently my PC does not recognize the camera. ...
3
votes
2answers
77 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 ...
1
vote
2answers
110 views

Taking multiple shots in Nikon HDR mode

I understand that the HDR mode in Nikon works by taking 2 pictures (one overexposed, one underexposed and then merging (correct term?) together. But what if the scene has a variety of objects and ...
0
votes
2answers
46 views

Close range stereoscopic recording

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
votes
3answers
96 views

Can I combine extension tubes and macro filters at once to give better macros?

I don't have a dSLR at the moment but am planning to buy one. Wanted to know the cheaper methods to shoot in macro. Will using macro filters and extension tubes concurrently increase the efficiency of ...
1
vote
4answers
225 views

How to photograph a lightbulb?

I am trying to take a dramatic picture of a lit CFL with my 6-year-old Canon Powershot SD750 equipped with CHDK. It's pretty common simply to turn the exposure all the way down, but I wanted the whole ...
3
votes
2answers
196 views

What are those little hooks on extension tubes for?

Almost every extension tube with electronics has them. What are they for?
6
votes
4answers
2k views

What are the results of developing slide film (E-6 process) with C41 chemicals?

I recently got hand on some rolls of 35mm slide film (Kodak Ektachrome), and was planning on developing them at home (bad experiences with photo labs). On a basis of budget, I wanted to develop them ...
1
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0answers
110 views

Nikon D5300 Not Recognized in OSX Yosemite

Last night I upgraded my MBP to Yosemite and now when I plug my Nikon D5300 in, it is not recognized. So it doesn't show up in Image Capture or Light Room as an available device to import from. I've ...
1
vote
3answers
75 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 ...
1
vote
2answers
40 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?
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0answers
35 views

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

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
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1answer
31 views

Which Wide angle lenses for canon? [on hold]

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 ...
8
votes
5answers
3k views

Why do most cameras only support 3 frames of auto exposure bracketing?

Most digital cameras support only 3-frame AEB, why is this? I think AEB is a very important feature these days since there are many HDR hobby-photographers out there. So, I wonder if they really all ...
1
vote
2answers
108 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
110 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 ...
0
votes
2answers
298 views

Where is the setting for metering mode located under the D90 menu?

I own a Nikon D90 Camera. I know that I can select one of the metering modes by using the metering button provided on top of the camera. However, I would like to know under which menu item do these ...
9
votes
4answers
141 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?
7
votes
2answers
9k views

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

I have recently tried to take pictures of stars using my wife's D7000, but I couldn't get it to expose for more than 30 sec. In my old D70 I used the wired remote to do long exposures, but now I have ...
3
votes
2answers
284 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 ...
1
vote
2answers
78 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 ...
2
votes
2answers
51 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 ...
3
votes
1answer
54 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 ...
5
votes
6answers
8k views

How to do DIY repair of rubber grips on Nikon cameras?

The rubber grip is peeling away from my D700, just near the autofocus mode selection switch. That whole (tiny) section of the grib is pretty much coming away. How can I do a DIY repair? What ...
12
votes
3answers
2k views

How can I open a very, very large image to downsize it?

I have an image with a 18984x28591px resolution but I can't open it with Paint or with Pixlr Editor to reduce its size. How can I convert or open this large image on my laptop?
4
votes
8answers
876 views

What is Snapsort's true resolution?

On Snapsort I found this explanation: True resolution Manufacturers advertise high megapixels to sell their cameras, Snapsort calculates the true resolution of each camera based on the ...
6
votes
4answers
252 views

What's a fairly simple way of taking a photo through a microscope?

I have a simple microscope, with only one lens (though two eyepieces). Is there any way to do this, without too much money and modification?
2
votes
1answer
66 views

How long will exposed film retain some latent image?

How long will exposed film last if it's not developed right away?
0
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1answer
90 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 ...
88
votes
5answers
5k views

What is “ISO” on a digital camera?

What is "ISO" in general, and how is the scale defined? How does the ISO scale for film speed differ from ISO sensitivity as used in digital cameras? Is lower ISO always better?
1
vote
1answer
136 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 ...

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