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by Bart Arondson

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All Questions

1
vote
1answer
36 views

What are the “Continous” and “ISO Sensitivity” settings in auto mode on a Coolpix l820?

When I'm on auto mode and press menu a list of things come up; Image mode, White balance, Continuous, ISO Sensitivity, and Color options. Can some one explain more in depth what the Continuous and ISO ...
1
vote
2answers
48 views

How can I strip tags from a JPEG without removing the color profile?

For a while now I have used exiftool to strip away unnecessary metadata from jpg files (and to add copyright information) before uploading them: exiftool -all= image.jpg However, today I noticed ...
1
vote
2answers
140 views

DSLR in AF mode. Do we need to use Focus ring on lens?

My camera is in Auto Focus mode (AF). As my understanding, the camera will focus on subject automatically. But when I rotate the focus ring, the focus subject points will change, too. I don't ...
1
vote
1answer
32 views

Can I do a timelapse on my Nikon Coolpix l820?

I would like to take a time-lapse of a sunrise/sunset with my Nikon Coolpix I820. What settings should I use?
3
votes
2answers
93 views

How can I use a reflector for wider group shots?

I am a budding photographer and have taken some good one-person and couple photos but I am needing help using a reflector. I am shooting a family of 3 in a week. It will be outdoors but mostly in ...
1
vote
3answers
105 views

Is it possible to use the lenses from a Canon Xl1 on a modern DSLR?

I have a Canon XL1 interchangeable lens video camera. Can I use an adaptor to use its lenses with a DSLR or an SLR? I know about it using a smaller sensor and that it is closer to the sensor (as in Is ...
1
vote
1answer
27 views

How can I avoid the “Low Light!” warning with Samsung S1050 compact camera in Night mode?

I am wanting to take photos in dark conditions using the Night scene mode. For example, a carved Halloween pumpkin in the dark with a candle in it. However, I get the "Low Light!" warning message ...
1
vote
1answer
110 views

Any way to bring more detail back in the face in this picture of a man in dim stage lighting?

Between the quality of lighting and the fog machine, pretty much all of my pictures from this show came out like this. I do have the raw. Flash wasn't allowed. Anything that can be done to avoid this ...
0
votes
1answer
60 views

Canon 70D with Neewer/Godox TT560 flash not working in hot-shoe

This is my first external flash and I'm not sure if I'm missing anything simple. The flash works in slave mode outside of the camera. But when I mount it in the hotshoe mount I can't get it to fire. ...
1
vote
1answer
49 views

Why does enabling color management make my colors desaturated?

Here's a pair of screenshots of the same image, as displayed in Geeqie. On top is the version with color profiles disabled (on the View -> Color Management menu). On bottom is the default, with ...
-4
votes
0answers
38 views

Photographer research on color

I'm studying a photographer and need to find a photographer that specialises their work around a color (for example a theme of purple)
2
votes
2answers
128 views

Does it make sense to “Expose to the Right” except at base ISO?

I have read in a number of places that exposing to the right (ETTR) only makes sense at your camera's base ISO, with the justification being that if you are boosting the gain in camera (by raising the ...
2
votes
1answer
103 views

How to mount a Gopro to DSLR?

I am looking for a way to mount a Gopro to a DSLR but without using the hotshoe (already taken). That probably leaves the bottom of the camera available. The idea is to record video during photo ...
0
votes
0answers
14 views

Flash issue on Canon 600d and 500d - showing Err 20 when flash is in manual mode

I've got a canon 600d and a canon 500d. My flash is a Jessups 360AFDC. Although the flash works consistently on both cameras in TTL mode I have problems getting it to work on both cameras in manual ...
1
vote
3answers
97 views

Saving 24MB Jpeg

Have a EOS 60D that does 18Mpixel. An expert said I should use at least 24MB pictures for stock photography. My 18Mpixel Jpeg at 72 DPI are between 5MB and 14MB. What is the purpose of a 24MB file? ...
0
votes
0answers
18 views

How to determine the focal length needed to fill a frame with an object given the height and the distance of the subject? [duplicate]

say I want to take a picture of an object, which is 50cm tall and is 4 meters away from me. I also want that the subject fills the frame heightwise. Is there an even aproximated mathematical formula ...
0
votes
1answer
96 views

What focal length does Lee Jeffries use for his portraits?

I'm astonished by the portraits of an English photographer, Lee Jeffries. Does anybody knows the focal length he shoots with? The link to his flicker.
2
votes
3answers
129 views

How to minimize/avoid purple fringing before/during shooting

I know it is possible to avoid purple fringing using post-processing software's chromatic aberration correction capabilities but I have a few pictures where the one I'm using (Rawtherapee on Linux) ...
3
votes
2answers
109 views

How can I give an assitant rights to edit without having the possibility to download the image? [closed]

The situation is this one: we are a small photo company. We have a few people going out to shoot various assignments. When they return they hand me the memory cards and I download the images into the ...
0
votes
1answer
128 views

I was asked to design a calendar using my photos, what do I charge for the “art fee” for 12 photos, should my name and copyright be included?

Last year, and for the first time, I tried creating and selling calendars featuring my photography. They turned out pretty good but in the end I spent too much time on choosing the photos, the actual ...
21
votes
9answers
7k views

Does simply opening and closing a JPEG file decrease image quality?

I've had quite a few photography classes, read many photography books, and screened many forums. And I can't find a consistent answer to this question. One "camp" says there is a loss of image quality ...
6
votes
1answer
133 views

Does it matter what edge finding algorithm you use?

I was playing around with an action set that I have that creates edge masks using the Roberts, Robinson, Sobel, Prewitt, and Kirsh algorithms. Because of the differing levels of brightness, I decided ...
0
votes
1answer
40 views

Software on Macintosh for adding GPS data to RAW files

I want to add GPS location to RAW photos (from my EOS7D) using location data from my iPhone 5. Aperture doesn't save the data I added unless I export the RAW files as JPEGs. I've searched the site ...
0
votes
2answers
32 views

Photo in windows preview show as portrait but in photoshop or msword show as landscape

I have a photo provided by one of my customer. When I preview that photo in window's preview it shows as Portrait, which is fine. But when I import/open same photo in Photoshop or Microsoft Word it ...
5
votes
4answers
206 views

How to take unreal looking flower shots?

I'm trying to take a shot like this: Here is my attempt. I have used a 100mm macro lens, with a ring flash. I've tried different lighting settings and manual control but they are not close to what ...
0
votes
0answers
43 views

Getting UFRAW into GIMP 2.8.14 on Yosemite

Folks claim that the versions of GIMP downloadable from http://gimp.lisanet.de/Website/Support.html have UFRAW in place. I just downloaded 2.8.14, and I see no sign of it. It's not listed in the ...
2
votes
1answer
68 views

How to open a raw file in camera raw in the correct image aspect

On a recent photography holiday I took a number of photographs using the in camera option to change the image size to, for example, 16 x 9. The native image size of the camera is 4:3. I transferred ...
1
vote
1answer
59 views

Canon T2i - Pop-up flash does not pop up

I was shooting at the skate park with friends and when I needed my internal flash, it didn't want to pop-up. I have a Canon Eos Rebel T2i. It's always in Manual and when I press the flash button ...
0
votes
1answer
63 views

What photo storage should I use if I want 'private' photo tagging and easy backup? [closed]

I'm only a casual photographer, but I've got kids and therefore have built up a library of many pictures that I'd love to have tagged with their names. I use Android devices, but a Mac laptop. I ...
3
votes
2answers
130 views

Canon 70D - What happened to flash group C?

I recall reading about A, B, and C groups where A:B is adjusted as a ratio but C (meant for backgrounds) is always fixed. Trying wireless flash with my Canon 70D and two flashes, I don't see any C ...
1
vote
2answers
80 views

Does Nikon make an external battery for the D7100?

I am trying to buy a external battery for my Nikon D7100, but there are many variations on the net and I am confused about which one is good to buy. Does Nikon make an external battery grip or do I ...
0
votes
1answer
105 views

How to remove unwanted colors in picture? [duplicate]

I took product photos for my company and am currently editing them. However, some of the white parts of the shirt look a little odd zoomed out. When I zoom in, I see the following: I'd like to ...
3
votes
1answer
149 views

Sharp, in focus portraits - analyse an example please

I have tried taking a few portraits in my living room, using studio flash. I'm still new to it, so my lighting setups may not be great. I have found sometimes that I can shoot 3 or 4 shots in a row - ...
8
votes
3answers
490 views

Considerations for Photographing a Nude Wedding

I'm an amateur photographer that has helped out on a couple of wedding shoots for friends and family. I've been approached by someone looking for a photographer willing to shoot a nude wedding. I have ...
1
vote
0answers
69 views

Can I fix a M42 50mm lens myself?

I've been using the Pentacon 50mm f1.8 with pleasure on my Canon 550D with the help of a M42 to EOS adapter. Some weeks ago however the lens housing got damaged in my luggage such that turning the ...
2
votes
0answers
36 views

DNG updates settings in the file itself?

I do know that fiddling with stuff in LR is non-destructive to the original raw data, as only the settings themselves are changed. With CR2 files, LR writes an XML file with the same base name, and ...
1
vote
1answer
71 views

How is it that DNG files are smaller?

Adobe points out that DNG files are smaller. For my CR2 files that I tried (from a Canon 70D), that is indeed the case and the originals are >14% larger than the converted. From their generic ...
-1
votes
0answers
82 views

Corrupt JPEG image (Bad HEX) [duplicate]

I am having some trouble with a project of mine. There is a corrupt JPEG picture I have provided below. The header and footers are all fine but the middle of the HEX (a few lines or so) have been ...
0
votes
1answer
107 views

Unable to Install Canon Solution Disc

I just got a mini DVD with some software which will probably help me downloading the photos from my Canon 600D using the interface cable but I have a mac and it does not have a DVD drive. I tried to ...
2
votes
2answers
107 views

Lightroom upload to Flickr: Replace Re-Published photos

I connected my Flickr account to Lightroom in order to upload photos. After uploading an album, I edited a couple of the pictures in this album. Now, they appear under "Modified Photos To Republish" ...
3
votes
4answers
1k views

Why Isn't This Photograph Pin Sharp?

I Have Been Trying Out My New Canon EF 24-70mm and I'm pretty underwhelmed by its sharpness. Here is a RAW file shot from a solid tripod on an (almost) windless day using a remote. Obviously it ...
-2
votes
1answer
40 views

What are resources for a report on digital vs film cameras? [closed]

I'm interesting in photography so I want to write about it in my project. I want a general topic because it's hard to be so specific. I was thinking I would write about Digital vs. film cameras. What ...
0
votes
0answers
13 views

Photoshop saved window arrangements

I have two related concerns, both with the same issue of using my window layout without having to rebuild it from scratch. I have, in PS CS6, various pallets of tools arranged on a second monitor. ...
0
votes
3answers
75 views

No of manual speedlights with 1 nikon camera

I am planning to buy manual speed lights. I have found these Yongnuo YN560 III 2.4Ghz Wireless Flash Speedlite. I have a Nikon D7000 and I would like to know how many speed lights can I use ...
0
votes
0answers
39 views

RAW images archive? [duplicate]

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 ...
3
votes
5answers
106 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 ...
1
vote
2answers
92 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 ...
3
votes
5answers
476 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
votes
2answers
155 views

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

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 ...
2
votes
2answers
191 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 ...

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