Questions tagged [camera-basics]

Camera basics are the timeless and generic aspects of cameras; even as technology evolves, these things will remain essentially the same.

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Godox Trigger & Godox SK400 II studio flash

I’m having trouble getting my Godox X2T (s) trigger to sync with my Godox SK 400 II light. Are these two compatible or do I need another trigger. Since they are both Godox I figured they would work ...
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4answers
8k views

Why are effective pixels greater than the actual resolution?

This page compares Canon EOS 550D and Canon EOS 500D cameras and mentions 18.7 million effective pixels for 550D. However the best resolution possible using this camera is 5184 * 3456 = 17915904 ~...
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5answers
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What does the f-stop printed on the lens refer to?

I have read this,so I know what an f-stop is, but what does the number on printed the lens signify? Is this is the maximum f-stop, the ideal, or something else?
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3answers
170 views

Wrong label on battery info section

I have canon 200D II camera and battery is LP-E17. When I plugged battery in the camera and checked the battery info section of settings, it shows DR-E18 instead of LP-E17. And no section of "...
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4answers
288 views

Does going over old images and looking at the settings improve yourself as a photographer?

So I'm looking at some old photographs and looking at the iso, shutter and aperture and wondering to myself why did the camera, or why did I pick those settings knowing what I know now. Since I’m ...
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7answers
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Does Manual iso = low noise?

I was taking some test shots today indoors (decent amount of light) set the iso manually to 800 looked through the viewfinder and I was at 1/20 (I was using Av mode) bumped the iso to like 1000 and my ...
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1answer
84 views

AE-Lock and Re-compose

I'm confused on how AE-lock works. I was advised and also tried this. Walk into a room point at what I want to capture, lock the exposure with AE-lock. Re-compose and take the shot. In theory the shot ...
2
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1answer
80 views

Is it still possible to do great use of a Nikon P500 CoolPix?

I have always been insterested in photography but for personal reasons I was never able to pursue this passion. I bought a Nikon P500 some years ago and I never made great use of it. To be honest, I ...
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5answers
4k views

How can a lens like a 18-55mm have more than one focal length?

How can a lens have a range of focal lengths? Shouldn't it be a single number? Isn't focal length supposed to be fixed for a lens of a particular shape and geometry? What am I missing? How many ...
45
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12answers
41k views

How can I get dramatic shallow DOF with a kit lens?

I'm currently using an entry-level DSLR with 18-55mm lens and having great trouble trying to creating a blurred background effect in my photos. Now matter what aperture or shutter speed I choose, I'm ...
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2answers
81 views

How does Lightroom and PS guess color temperature?

I've been searching for weeks for what Lightroom and Photoshop use to determine your image's color temperature. People have said a lot about the kelvin scale and how to white balance, but this isn't ...
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0answers
56 views

Unable to click pictures with nikon D3500 [duplicate]

https://drive.google.com/drive/folders/1s_xLLeXyCNRJmyem2vkqLd-g9XnU3DZm?usp=sharing here is the link of pictures and videos to my problems. To describe it in words, my camera nikon d3500 is going ...
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5answers
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Why are the color spaces we have access to incomplete?

The question, then: If all colors are combinations of red, green and blue, and my monitor's pixels use all three, why is its color space limited to so small a portion of the actual complete color ...
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2answers
580 views

External Flash triggered by camera's internal trigger

I am stuck. I am starting to understand and try Flash photography with my Canon 750D. I have ordered a yongnuo 560 iv just yesterday. Now as I am tight on the budget, I have not ordered a trigger ...
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6answers
16k views

Why does my camera hesitate when shooting?

It seems like when I take a picture, the end result is not the picture I wanted because it hesitated and took too long. I have a Nikon D3300 and just use the auto focus. What am I doing wrong?
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6answers
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Is there a formula to calculate DOF?

I am pretty clear about that DOF depends on: Focal length Aperture or f-stop Distance from subject Sensor size and more (as pointed out in this comment). But my question is: Is there any formula ...
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3answers
325 views

How can a camera pick up and process colors?

How does a camera/AI/ robotics process and determine the color of a specific object ?
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4answers
183 views

Were "shutter speeds" for cameras really in the hours back in the day?

https://en.wikipedia.org/wiki/Shutter_speed I can't find any mention of it here, but once I read in a printed comic book, where there was a page of "weird facts", that in the beginning of ...
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1answer
88 views

Do I need to remove the flash hotshoe cap when taking pictures?

I just bought an Olympus Trip 35 and this is my first ever film camera. I went hiking yesterday and I took the camera to take shots. All of them were outdoors. I was just wondering, the little cap ...
12
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8answers
19k views

How can I get everything in focus? (Why can't my camera just use all of its focus points at the same time?)

I have a Canon 550D with 70-200 f4 and 50mm prime lenses. Although the camera has built-in 9 focal points, I sometimes face a strange problem. Here's a sample photo: In reference to the above pic, ...
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15answers
27k views

Why would I use manual camera controls instead of the automatic modes?

I'm very new to digital photography, so I still haven't gotten the hang of all this exposure and ISO stuff, etc. I have a Canon EOS T3. My question is how big of a difference does it make using ...
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4answers
11k views

What is focal length and how does it affect my photos?

What is focal-length? Are focal-length and zoom synonymous? How does the focal length of a photo affect it? Are there common uses for different focal lengths, and how can I decide what to use when?
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2answers
2k views

What is the difference between a 3D camera and a stereo camera?

I just started with image processing and came across 3D cameras. But, I couldn't understand much. Are 3D cameras same as stereo cameras? My understanding of stereo cameras is that there will be two ...
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3answers
152 views

What's the best way to learn about the basics of photography?

I am new to photography and would like some help on how to learn the basics I've searched through the Internet but just keep coming up with lots of different courses ranging from free to paid but they ...
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1answer
464 views

Why is there a maximum focus distance when using an extension tube? [duplicate]

I am using the Nikon D850 together with the Sigma 50mm/1.4 Art and the MEIKE MK-N-AF1-A extension tube(s). During first shots I found out that the combination not only has a minimum focus distance (...
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2answers
190 views

How to know if a camera lens is for micro 4/3 cameras? [duplicate]

Hey guys I'm seeing this LUMIX G 42.5mm F1.7 ASPH lens but I'm not sure if it's for my micro 4/3 camera:
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8answers
6k views

Why exactly do action photographers need high fps burst cameras?

I've heard that sports and wildlife photographers need cameras that can take lots of photos in a second in the burst mode. But why? Yes, simple question — but why?
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6answers
23k views

What is the relationship between focal length and shutter speed?

I am very new to photography and am trying to grasp the basics of it these days. Can someone please help me understand the relationship between focal length of a lens and shutter speed of camera?
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2answers
55 views

How do i find the distance required to resolve a point on a page from a mobile camera?

Given all details such as focal length , aperture etc , how can i find the size of a point on a paper that is at a given distance from a mobile camera ? Or vica versa , the distance required to ...
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2answers
2k views

Why would a camera change colors on the image when producing JPEGs?

There's a room with windows closed by curtains, it's night outside and the only light source is a set of LED filament lamps inside the room. Lamps are designed to have 2200K color temperature to have "...
76
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16answers
31k views

Is it lenses which make your photographs, not camera bodies?

I read somewhere on this site itself that you should spend more on your lenses and less on your camera bodies. Is it a myth or a fact that mostly it is the lenses which make your photographs not the ...
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6answers
47k views

What is one "stop"?

I always hear this term, e.g., I had to go down one stop Increasing X by Y raises Z by one stop I turned down the flash/the light two stops This lens/sensor/strobe/Photoshop tweak raises X by around ...
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7answers
3k views
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3answers
3k views

First time - Night Club Photography - what gear do I need?

One of my friends wants me to shoot some picture of him/people at the club where he is a DJ. But I just started out so I don't have so much knowledge on it so I need some help. My gear: Sony α6300 ...
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3answers
85k views

How can I take a photo with everything in focus with my DSLR?

I am quite new to DSLRs and one of the first things I noticed was the incredible focus points and appearance of depth that you can achieve. That is great in a lot of scenarios, but not in all. When ...
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4answers
3k views

Is camera lens focus an exact point or a range?

I have often wondered if the focus of a lens at a particular focal length is an exact point or a range within a few millimeters. This becomes all the more important when manually focussing. How far ...
79
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16answers
20k views

What advantages does manual mode have over aperture priority mode?

I'm wondering what are the most compelling reasons to switch to manual mode on my DSLR. I mostly just use aperture priority mode so I have good control over the depth of field combined with an ...
57
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9answers
143k views

What is aperture, and how does it affect my photographs?

How does aperture affect my photographs? Why should I care about the aperture with which a photo was taken?
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1answer
2k views

Understanding the differences among Rolleiflex TLR cameras

What's the difference among the following Rolleiflex cameras: Rolleiflex 3.5T Rolleiflex 3.5F Rolleiflex 2.8C Rolleiflex Automat What's the right one to choose for beginners of medium format ...
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3answers
1k views

What is the technical name for a zoom lens which has a fixed maximum aperture?

What is the technical name for a lens which has the same maximum aperture throughout the entire zoom range?
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3answers
271 views

A projection of a real-image is one fixed perspective, but looking through the lens with my eye, I see many perspectives. Why?

Assume that I have a camera obscura (with a large lens - something like a magnifying glass) setup projecting an image of some still life. I look at my projection on my projection plane and I see one ...
2
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2answers
300 views

Why can my eye focus on the real image of a convex lens at many distances from the lens, but a projection only works at a specific distance?

Say I have a single convex lens. I set it up like a camera obscura, shine a light on my object and project the image onto a projection plane. Given the focal length of my lens, the projection plane, ...
6
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1answer
10k views

Why the faces in the corner tends to skew a bit in almost all smartphone cameras

I have noticed in almost all the smart phones I have used, the faces of people in the corners (either side) tends to skew a bit in all smartphone cameras. Is it something the lens is not as good as ...
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1answer
98 views

Which mode is the best for taking pictures: manual, auto, or portrait? [duplicate]

Which one is the best mode for taking pictures: manual, auto, or portrait? Or if any other mode is better, please state what it is.
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2answers
4k views

Is Nikon AF Nikkor 28-80mm Lens compatible with Nikon D5100 DSLR?

I plan to buy the Nikon AF Zoom-Nikkor 28-80mm f/3.3-5.6G lens for my Nikon D5100. I want to know compatibility, performance and quality of the lens-D5100 combo.
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1answer
3k views

Will a larger sensor provide better video quality?

I am looking for a mid-range camcorder which can shoot at least somewhat better videos than a phone (like Samsung S6). While searching for camcorders, I came across the Panasonic HC-V777 and Sony ...
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1answer
9k views

What does "12MP + 12MP Camera" mean in the specs of a mobile phone?

I have seen some mobile phone specifications that mention "12MP + 12MP Camera", such as these specs for a Samsung Note 8: 12MP + 12MP Camera 8MP Front Camera 6.3" Display 64 GB Memory 6 GB Ram 2.3 + ...
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5answers
8k views

Why doesn't the picture become darker the more you zoom in?

As your lens's focal length gets longer, fewer photons pass through the lens to hit the mirror/sensor. Why don't you see darkening when you look into the viewfinder and zoom in with a zoom lens, and ...
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1answer
123 views

a general account on parameters of a camera; which are innate, which are derived, which can be processed later, etc [duplicate]

So we all know there are 3 golden parameters in camera: aperture, iso, shutter speed. I could sense those 3 parameters are innate, which means they are directly related to the mechanics of the camera, ...
2
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1answer
558 views

How do you even see the focus area rectangle when in dark?

I was reading the manual for my camera and well they have a rectangular kind of area that they show in viewfinder and those little squares as focus point and how to change those focus points. But the ...