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67 votes

Given an image how to identify whether it is RAW file or not

Once I've a JPEG photograph image file, how can I find out whether it is a RAW file or not? If you have a JPEG file, then it is not a RAW file. RAW isn't a single format, but rather a collective ...
Caleb's user avatar
  • 31.7k
39 votes
Accepted

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

In a reflective surface, the reflections are of the surrounding area. 1. The bigger the object the bigger space you need So, in your case, you need a really big space clean, let's say painted on white,...
Rafael's user avatar
  • 24.9k
38 votes
Accepted

What are these black lines in the photograph?

The lights are either fluorescent or LED. This means that they turn on and off 50/60 times a second depending on the country. The camera scans across the sensor at a relatively slow (constant) rate, ...
BobT's user avatar
  • 6,744
35 votes

Is it moral to remove/hide certain parts of a photo, as a photographer?

Artistic photography follows the beauty is in the eye of the beholder ethos. There is nothing inherently immoral about it. Photography that is meant to make a political statement or journal actual ...
OnBreak.'s user avatar
  • 20.5k
33 votes
Accepted

Why do people move their cameras in a square motion?

There is a concept called "focus and recompose" which is typically used with cameras that have a limited spatial distribution of auto focus (AF) points or only one really good auto focus point in the ...
Doomsn's user avatar
  • 508
32 votes

Do smartphones suffer from degrees of chromatic aberration? If so, how is it possible?

Because the chromatic aberrations happen in the lens, not the sensor - the picture is already distorted by the time it reaches the sensor, so it doesn't matter if there is a Bayer matrix (or any other ...
Philip Kendall's user avatar
27 votes
Accepted

Unable to get good low light photos with Canon EOS R5

Considering these are high ISO and 100% crops, I'd say these are excellent images! I understand the desire for yet even better, we all have that. Given your shooting examples (which I still think are ...
user10216038's user avatar
  • 2,239
23 votes

Given an image how to identify whether it is RAW file or not

Unless somebody frivolously renamed a RAW file, it will never have a file name with the .jpg/.jpeg/.jfif extension. Typical extensions for RAW files will be .raw, .arw (Sony), .dng (Android phones etc....
rackandboneman's user avatar
21 votes
Accepted

Do cameras exist that can focus on multiple macro depths?

Sure. There's something called a light field camera, or plenoptic camera. It captures a much lower resolution than a normal camera, but it also captures additional information that allows it to be ...
dgatwood's user avatar
  • 2,255
19 votes

Features a camera should have for a 10 year old

If the 10 year old has a smart phone, she already has a camera. The commonly paraphrased expression goes: "The best camera is the one you have with you". Really, $100 isn't enough to get ...
Eric S's user avatar
  • 1,153
18 votes

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

Two basic techniques for dealing with reflections on glass should be known, albeit they will only reduce, not totally eliminate them - so for formal product photography, the advice about using an all ...
rackandboneman's user avatar
16 votes
Accepted

Is there any value in full 'beginner's kit bundles'?

Most of the stuff in those beginner kits is total junk you'll have to replace within a year. Don't fall for it... like I did :/ The only thing in that kit that makes it a 'video kit' is the mic; ...
Tetsujin's user avatar
  • 23.4k
16 votes

Is it moral to remove/hide certain parts of a photo, as a photographer?

The context changes what is acceptable and what isn't. Nature photographers are expected to photograph nature, not caged animals or taxidermy specimens. Documentary photographers are expected to ...
xiota's user avatar
  • 27k
15 votes
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Continue taking photos from smartphone or buy a camera to practice?

You should shoot with your phone - best way to get better is to shoot more, which is great if you already enjoy it. But you should get a dedicated camera if you're interested. They work differently ...
Jeremy S.'s user avatar
  • 563
15 votes

What is the "Sunny 16" rule of thumb?

The sunny 16 rule explains that the proper exposure in non-obstructed sunlight traveling through minimal air mass is f/16, and shutter speed set to the reciprocal of ISO sensitivity. For example: If ...
juhist's user avatar
  • 6,760
14 votes
Accepted

Does aperture affect field of view?

Answer with an image : the guy on the left represents your (vertical) field of view and its image on the sensor is inverted on the right (in other terms, the guy fills your entire image). As you can ...
Olivier's user avatar
  • 4,183
14 votes

Do cameras exist that can focus on multiple macro depths?

A lens only focuses on one plane. For normal cameras / lenses the plane is parallel to the film/sensor, so only objects at a particular distance from the lens will be in perfect focus, though things ...
JerryTheC's user avatar
  • 3,023
12 votes

How do I evaluate photo accessories bundled with a camera?

I think the quality of most of the stuff you are getting in that first kit is dubious. You don't need the UV or FLD filters. The polarising filter is probably a very cheap one. The tabletop tripod ...
MikeW's user avatar
  • 33.4k
12 votes

Trying to find a good camera in my price range

Im 13 years old and just starting to get into photography. I trying to find a good instant camera under $100 Your best bet is probably a point-and-shoot digital camera rather than an "instant" camera....
Caleb's user avatar
  • 31.7k
12 votes

How can I focus on only part of the scene when there are multiple objects at the same distance?

Short answer: as the framing is, you cannot achieve this without post-production. If you do not want to use blur-filters in something like Photoshop, you should try to use another framing. The twig ...
flolilo's user avatar
  • 6,468
12 votes

How to crop this photo of water drops on a leaf to improve the composition?

The background is uninteresting includes features that distract so I would crop the picture to completely remove it: I would have kept the background if: it was pretty (garden, etc...) the subject ...
xenoid's user avatar
  • 21.4k
12 votes

Is it moral to remove/hide certain parts of a photo, as a photographer?

It depends on the intent. If the goal, and actual result is "art", i.e make a nice-looking thing, then anything is acceptable. If the goal is to make the picture be a fake proof that something ...
xenoid's user avatar
  • 21.4k
12 votes
Accepted

What's the actual physics of diffusion filters?

I read online that diffusion filters do not add data as the entirety of the effect can be recreated in post with more flexibility. Yes and no. But in practice mostly no. Yes, in principle, the ...
Ilmari Karonen's user avatar
11 votes

Given an image how to identify whether it is RAW file or not

Trivial ways to recognize whether a file is a RAW or a JPEG: File ending: JPEGs end with .jpg or .jpeg, RAWs end with different ...
flolilo's user avatar
  • 6,468
11 votes
Accepted

How to crop this photo of water drops on a leaf to improve the composition?

To avoid having to crop it quite so hard as xenoid's example, I tried this... I healed out the worst culprits - the grey at the bottom of the wall & the post near the centre. I could have done ...
Tetsujin's user avatar
  • 23.4k
11 votes

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

I use for reference the first half page of hits when I search "product photographs industrial refrigerator"… You'll notice the very first thing you are going to need is a white room, or if budget is ...
Tetsujin's user avatar
  • 23.4k
11 votes

Unable to get good low light photos with Canon EOS R5

An alternative might be to try out one of the new 'AI' type of noise-reduction apps/plugins. OnOne, Luminar, Photoshop & probably others are offering this 'new, improved' type of noise reduction. ...
Tetsujin's user avatar
  • 23.4k
10 votes

Is there any value in full 'beginner's kit bundles'?

There are two different kind of camera bundles. One kind is a "kit lens" from the manufacturer ­— usually camera body and a 18-55mm or similar zoom lens, occasionally also with a second telephoto zoom....
mattdm's user avatar
  • 143k
10 votes

What to do when you've set the wrong ISO for your film?

Do not worry! Film has latitude -- it can tolerated a 2X error in exposure. Just continue as if nothing went wrong. Next time pay more attention to detail. Good Luck!
Alan Marcus's user avatar
  • 39.2k
10 votes

Features a camera should have for a 10 year old

To me, the only three things a camera needs to have if you want to seriously pursue photography are: Full Manual mode. RAW capability. A flash hotshoe. You don't have to go dSLR/mirrorless to get ...
inkista's user avatar
  • 52.2k

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