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1500 questions
29
votes
7 answers

Is it ok to breathe on the front glass element of a lens to fog it and clean it?

Nikon specifically recommends not breathing on the glass elements to clean them as harmful acids in the breath can damage the coatings on the glass. However, I've read on many other websites that it is OK to clean the lenses in this manner. What are…
Parampreet Dhatt
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29
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6 answers

If shooting RAW, is the white balance selected in camera irrelevant for exposure?

I have read the existing question - Does the camera white balance setting affect the raw image at all? After reading the above post, I am still not clear on the part around exposure. Is it possible that selecting one white balance over the other can…
dpollitt
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29
votes
15 answers

How does the lens diameter influence photo quality?

I have tested two different 50mm lenses in my camera. One was a Nikkor 50mm ∅52mm. The other one was a Sigma 50mm ∅72mm. I took some pictures with both lenses using the same setup for aperture and shutter speed, but couldn't notice significant…
Paulo Guedes
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29
votes
2 answers

How do I digitally post process Moon photos?

I've created a few photos of the Moon using a Maksutov-Cassegrain telescope and a DSLR. I've tried different ISO settings, shutter speed, bracketing to find the best settings. Here I show a (reduced size) example photo (ISO 200, 1/250 sec, digital…
asalamon74
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29
votes
9 answers

Why don't cameras capture dynamic range as our eyes do?

When sitting in a room with no lights on, and I look out the window, I can easily see the interior of the room even if I focus on a tree outside. Why can a camera not capture a similar image to what my eyes can see? I would think that newer cameras…
LifeH2O
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29
votes
13 answers

How does one get manual focus right with a fast-aperture lens?

I have got an old lens (f1.4) that I have to use only with manual focus on a DSLR. Well, it is difficult for me to get the subject on focus. Although on focus according to the viewfinder, the actual picture is blurred or the focus is slightly…
emit
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29
votes
13 answers

Are DSLRs a dying breed, making now the time to switch to a mirrorless camera system?

I came across this thought provoking article on Stuck in Customs today that makes a strong case to hold off too much investment in DSLR gear, and instead switch to mirror-less cameras like the Sony NEX. The author prefers to call such cameras 3rd…
ab.aditya
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29
votes
11 answers

What are considerations when choosing a DSLR brand?

Realizing that: no single brand or camera model is perfect, most DSLRs are "good enough" for most situations there is no single right answer to which camera should be purchased ...what are some things that should be considered when choosing a…
ahockley
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29
votes
9 answers

When is it okay to have blown highlights and shadows?

I've always worked very hard to avoid absolute white and absolute black in my photos. But I think maybe I'm working too hard. When is it appropriate to have blown highlights / shadows? Are there examples of photographers who make use of these…
jaxxon
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29
votes
8 answers

How can I photograph welding?

My partner is creating a sculptural work using MIG welding and has asked me to document the process. I have a few questions regarding how to photograph it? Looking at the arc can damage your eye-sight. Can it damage my camera's sensor? Are there…
fmark
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29
votes
6 answers

Best way to let people know you aren't dead, just taking pictures?

First of all, sorry if this question is off-topic - I have looked at the help section and I believe this falls into the "techniques and best practices" category, and similar questions have been asked before, but I'm still open to suggestions about…
zovits
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29
votes
2 answers

What is Bakker's Saddle?

I was perusing a book called "Success in Print Competition for Professional Photographers" and one section referred to a composition technique called Bakker's Saddle. Three related questions: What is Bakker's Saddle? How do I apply it to my…
Jay Lance Photography
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29
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7 answers

How do I photograph large appliances with glass doors for product showcasing?

I have a Canon m50 camera and use the default lens that came with it, a 15-45mm lens. I work in a company that makes stainless steel products, many of them with glass. So the problem is that there is always a reflection on the glass and sometimes on…
Saeed
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29
votes
8 answers

How can I recover deleted photos from an SD Card?

My technophobe mother returned from a European trip to discover she'd erased all but 15 images from a nearly full 2GB card. As I am the computer guy in the family, she posted the card to me and asked that I make something magical happen. The photos…
vanden
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29
votes
9 answers

Why not use a camera as a colorimeter?

Clearly to achieve reliable results, it is essential to calibrate key parts of the imaging pipeline - particularly the computer display on which images are edited. Few seem to question the presumption that the only really correct way of calibrating…
PeterT
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