4
votes
1answer
38 views
What Equipment Is Required For Split-Underwater Photography?
How are split-underwater photographs made?
What equipment is needed? Does it exist for various types of cameras?
Bonus for hints on how to use the said equipment.
-1
votes
3answers
60 views
How to increase the size (Kb) of image in photoshop [closed]
I have an image of 20Kb and i want that image size to be 40Kb and
how can we achieve in photoshop..
i have searched on web, what i got the increase the images size ie height and width of images. And ...
0
votes
3answers
48 views
What is the recommended pratice for publishing a photo subject's name in a caption, from public event, with or without release?
Additional question associated to this topic regarding photo releases at a public event ...
What is the recommended practice regarding captions that could include a child's name (minor, under the age ...
1
vote
0answers
15 views
Searching for simple, user friendly software for browsing photos on touch screen monitor
At events I take photos and display them on a multi-touch screen, for people to view and browse. Lightroom is good but I'm looking for a simpler software which allows people to easily scroll through ...
4
votes
2answers
72 views
How large an exposure difference before it's noticable?
I'm being forced to work with a shutter that jitters (e.g., a 1/60 shutter could be anywhere between 1/59 and 1/61). I can't change the hardware, so please don't suggest that. I would if I could.
...
1
vote
2answers
41 views
Lens won't focus except in video mode, and makes a funny noise: what's wrong?
My 18-55mm AF-S Nikkor lens seems to be faulty. It makes a funny noise when it tries to focus and can only focus at a close distance, not at a long distance. The shutter is very sluggish and slow. It ...
0
votes
2answers
73 views
How is zoom measured? [duplicate]
Zoom meaning the ability to make something distant appear closer. Consumer cameras are sold with a maximum zoom which is supposed to define how much closer. For example a camera might be 40x zoom, ...
1
vote
3answers
84 views
How many “MegaPixels” can the human eye see?
There is obviously a limit to what the human body can process, such as frames per second. My question is how many MegaPixels would it take before the human eye can not longer differentiate it from ...
0
votes
2answers
40 views
How to shoot an event in a long living room with a large french window on the shorter side?
I sometimes have to shoot in an enclosed space, a living room that is somewhat similar to the picture below. There generally is a large French window on one side that is streaming in sunlight of late ...
0
votes
1answer
32 views
How to turn off the timer sound on my Nikon D3100?
I need to use the self timer but I would not like it to beep as it counts down. (You know, the long beep and then the short beeps right before it takes the picture.) Is there a way to turn the sound ...
1
vote
1answer
29 views
How to modify Lightroom 4 presets?
I downloaded a few LR4 presets. One of them is adding some vignetting which I do not like. I do not see any vignetting applied in LR4 Develop Module.
Is there a way to remove it?
0
votes
0answers
23 views
How to shoot tethered using CHDK incompatible Canon Powershot S410?
I have an old Canon powershot S410 compact camera, which I want to use for a time-lapse project. For the project I will need to build an intervalometer to automatically shot photos (probably Arduino ...
4
votes
2answers
34 views
Develop Canon Raw images on Mac OSX via command line into mutliple tiffs for pseudo-HDR
What is the best way to convert on the command line a Canon raw file (CR2) into 2 or 3 differently exposed tiffs for HDR/tonmapping?
I would like to use Apple's sips, but couldn't find anything to ...
0
votes
2answers
91 views
How do I choose between 24-70 f/4 and 24-105 f/4 Canon lens?
I am getting a new medium range zoom lens for general use and occasional weddings. This new 24-70 f4 was top of my list until I watched this review:
Canon 24-70 f/4L IS vs Canon 24-105 f/4 IS - ...
5
votes
5answers
373 views
Does Earth's latitude affect the color of light?
I was talking with a friend about what conditions can affect color, gamma and white balance, and how to get in order these variables into the configuration to set up and get a good shot.
Beside the ...
2
votes
2answers
75 views
Does high reflectiveness of digital sensor lead to poor lens performance?
I Googled film vs dslr and found an article from 2007 that said:
Digital sensor has higher reflectiveness than film. The light bouncing back from sensor will cause flare and lead to poor optical ...
2
votes
4answers
105 views
Where does the strange purple/blue glow around the headlight wearing subject's front come from?
I've found that a few of my recent trip photos have this odd artifact/ghosting resulting in a blue/purple glow around the helmet(see below pic):
I've found this question which i think relates to ...
2
votes
1answer
59 views
Recommendations an for entry level studio monolight?
I'm looking for an entry-level studio monolight (two, actually). They range from $150 (Cowboy studio) all the way up to $1000. I'm not prepared to spend $1000 yet. I would like to get recommendation ...
2
votes
1answer
125 views
What is the market share between Canon and Nikon in the US?
I can't seem to find reliable data indicating the market share of DSLRs here in the US between Canon and Nikon. Most that I've talked to have always argued that Nikon and Canon are pretty evenly ...
17
votes
2answers
446 views
How to shoot extreme macro shot of an image formed on a water droplet?
I recently came up with this macro shot and I was curious how to take photos like this where everything is blurred out and extreme macro is in focus. I am assuming there is a lot of post processing ...
0
votes
2answers
56 views
Why would I use a rear gelatin filter over a front filter?
Lenses such as the Canon EF 17-40mm f/4 L USM offer rear gelatin filter holders, but also accept front filters via a 77mm screw on type. If I was using a circular polarizer, I would need to put it on ...
0
votes
0answers
21 views
On Windows, how can a user batch resize AND preserve star ratings in the resized photos? [migrated]
This is related to this prior question: How to copy pictures with 3+ stars to tablet preserving folder structure using free tools on Windows?
The goal is to move thousands of pictures and folders to ...
1
vote
2answers
63 views
Any recommendations on Ultra Wide Angle Zoom lens (at least 12mm) for Canon Full Frame models that also can mount filters?
I was searching for a Ultra Wide Angle zoom lens (at least 12mm) for natural scenery shooting for my 5D mark III that has to be able to mount ND filters (I have a LEE nd system), but unfortunately, I ...
0
votes
1answer
61 views
Why does the Lightroom Adjustment Brush introduce noise?
I have a photo of a person (blurred for privacy) and I used the adjustment brush on the eyes to experiment a bit. While switching the adjustment brush on and off I noticed that not only the eyes ...
1
vote
2answers
150 views
How to get this “Resident Evil” photo effect
Surfing on the Internet I found this amazing album by Jeff Lazell.
I'm wondering how he got those tones and textures. I really like them.
Any ideas of the techniques to produce those effects?
...
0
votes
2answers
61 views
How do you predict the weather for great photo opportunities?
the other day i was driving from work (on west side highway in nyc) and the weather was stunning! red skies with orange sun with few sparse clouds!
i really really wished i had my big camera, and ...
4
votes
4answers
161 views
How to learn to predict which lens to use between a 14-42mm and 40-150mm?
I am a beginner who has bought Olympus EP-3 and it is my first camera with interchangeable lenses. My two lenses are: M.ZUIKO DIGITAL 14-42mm 1:3.5-5.6 II R and M.ZUIKO DIGITAL ED 40-150mm 1:4.0-5.6 ...
1
vote
2answers
66 views
How to copy pictures with 3+ stars to tablet preserving folder structure using free tools on Windows?
Many users use starring photos to only view the best pictures later. Folders often have event name and date in them and are very important.
Using only free tools on Win system (win8), how can a user ...
-3
votes
2answers
48 views
Going to Tanzania on Safari will I need a tripod or will most shots be from a vehicle? [closed]
Will I need a tripod or will most shots be from a vehicle? Should I purchase a window clamp?
-5
votes
1answer
37 views
Cheapest and best point-and-shoot digital camera [closed]
Which is the best and the cheapest point-and-shoot, digital camera that has at least 12 mega-pixels?
I want to use the camera for:
1) Taking pictures that I can then use in Power Point presentations ...
2
votes
1answer
35 views
What should I pay attention to when buying a second hand flash?
I am planning on buying a second hand ETTL flash for my Canon 550D.
What are things I should pay close attention to when buying a second hand flash?
For example: is there a parameter, comparable to ...
-1
votes
0answers
68 views
Why is it that a photo of image in magnifying mirror shows no magnification?
I just took a picture of myself in one of those magnifying shaving mirrors and I am unmagnified in the resulting photograph. Does anyone know why this is the case?
3
votes
3answers
169 views
+100
Why is my camera so forgiving for overblown exposure?
I've found that my camera (Sony A99) is very forgiving in terms of overexposure when shooting in RAW. By that I mean, I can overexposure by a stop or so and when I get home for the post processing I ...
-3
votes
2answers
96 views
Understanding Auto focus capability with examples
There are lot of explanations/comparisons of auto focus capability of different cameras available.
Canon 5D Mark III has been termed as a superior camera for this feature in the semi-pro range. In ...
1
vote
0answers
45 views
Are there any mac photo app that feature fun effects generation for kids?
I know this is not a normal question for this forum, but maybe someone can help.
I'm going to do a small event at my daughter's kindergarden.
And my idea was to do some photography stuff. I have a ...
0
votes
1answer
48 views
What is the best option for fitting an ND filter to an 82mm lens?
I recently got a new Canon EF 24-70mm F/2.8L II which requires 82mm filters. I going to shoot some falls and creek with this lens. In order to get the silk-like effect (long-time exposure) I will need ...
1
vote
0answers
21 views
Why does Aperture tag my photos with the wrong address?
I have a number of photos that I have manually tagged with a location. (They did not have any GPS data associated with them automatically, as I took them with a camera without such facilities.) I have ...
-1
votes
0answers
33 views
Do you need permissions to put up a DVD cover on an online shopping site? [closed]
I didn't know which SE site this question was suitable to so I am trying here:
Does anyone have any idea whether you need explicit permissions from a studio if you are setting up a shopping site ...
0
votes
2answers
131 views
Why are tulip lens hoods more expensive than cup lens hoods?
Why are tulip lens hoods costlier than cup lens hoods?
Is it only the design, or something else (as they are made of same material)?
-3
votes
0answers
24 views
Analysing shape of objects using image processing MATLAB? [closed]
Hey guys ,,
I m working on image processing using matlab. Until now,I am able to draw boundaries around the objects present in the image. Further, I wanted to analyse the shape of those ...
4
votes
3answers
282 views
Why are there no digital cameras with ultra-bright integrated lenses, like f1.0, f1.2 or even f1.4?
One would think that with smaller sensors vs. film, it would be much cheaper to build an ultra bright lens. It's easy to find superzooms, 20X or 35X, but I have not been able to find a camera with a ...
0
votes
1answer
56 views
How does a fast moving satellite or a probe take those clear pictures of space objects like asteroids, Jupiter, etc?
Doesn't the picture get blurry when objects move?
3
votes
1answer
58 views
Will cleaning up the reflect mirror under strong sunlight damage the sensor?
I was cleaning up the reflection mirror under the strong sunlight in an afternoon, after that I realized that could potentially damage my sensor, since I found the mirror is somewhat semi-translucent, ...
0
votes
1answer
58 views
Looking for a new point and shoot camera! [closed]
I've been torn in a struggle recently, as I've been looking for a new long lens point and shoot camera. I'm coming from an old Samsung HZ15W which I bought brand new back in 2009/2010ish and ...
1
vote
1answer
40 views
What are the optimal settings for scanning photos?
I would like digitalize all my photos and I bought the Canon CanoScan 9000F. I have no problem of space and hence want to scan the photos with the highest possible quality.
For a printed photo, is ...
0
votes
0answers
48 views
Where can I find a place to sell my digital photography without creating my own website? [duplicate]
Where is a website where I sell downloads of my digital photos without creating my own website?
I know about several market places but they charge around 30% which I consider too high.
1
vote
1answer
62 views
Do the differences in DIGIC engine affect RAW files in EOS 600d and EOS 650D?
EOS 600D use DIGIC 4 while EOS 650D use DIGIC 5. Does this produce different raw file? That is, is data collected from the sensor processed by the DIGIC X before saving?
0
votes
4answers
92 views
How do I shoot in tethered mode using own software to control the camera?
Is it possible to capture image from computer with Canon EOS camera and save it to computer? Can the EOS utility used for this?
I want to use my own software (written in Java) to control the camera ...
1
vote
3answers
160 views
What does infinity focus mean and when should I use it?
All my lens have focus ring where at the end there's an infinity symbol. What does that mean? If I'm taking landscape shot and what everything from near to far to be in focus, do I use infinity? Or am ...
1
vote
2answers
85 views
How do I choose among the following lens of 55-250 IS, 70-300 IS and VS 75-300?
Sorry by this specific question, but I'm pretty crazy here looking for a difference.
I've got to buy a lens tomorrow (I leave my country in 2 days)
I could see the difference between 55-250 and ...
