Questions tagged [perspective]

The spatial relationship between the camera and various objects within the field of view of a scene.

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756 views

relationship between focal length, perspective projection and camera distance

This page here describes that the focal length does not result in perspective distortion, while this page here describes if you increase the focal length and camera distance to infinity then it ...
76 views

Is crop and longer focal length equivalence not valid with rectilinear ultrawides?

The common assumption is that a crop will equal a longer focal length in perspective. However, rectilinear ultrawides will very visibly distort faces and spherical/cylindrical objects that are well ...
117 views

Why does the chair and the grandpa look bigger and inflated? [duplicate]

I Was watching one of the actually good movies. In one of the scenes the grandpa tries to "preach" the teens. Here is the scene Its not very obvious but for some reason the chair and the granpa ...
290 views

How can I create a distortion-free high-resolution panoramic image of a three dimensional forest from a short distance?

I am building a house at the moment. At the north side of the house there is a forest. I wanted to create a very-high res photo of the forest to create a photo wallpaper (rug? what is the correct ...
179 views

Does shift based perspective correction have any effect on focus?

Consider a photographer with an SLR camera and a PC lens attached in its default, unshifted position, standing on the ground at the base of a columned building whose height is X times that of the ...
219 views

How to take a picture of my painting and have it square, when picture is square, rectangle when picture is rectangle?

I have been trying to make pictures of my art for a year and a half. I have tried 3 different cameras{cheap ones under \$200.} but everyone in camera is nor square or rectangle when I need them to be. ...
273 views

How to get straight vertical lines when photographing from above?

How do one get straight, vertical lines when photographing furniture or objects on a table from an elevated viewpoint? I want to have the walls and the furniture in the background straight, but at the ...
197 views

If X fills the frame more than Y, does that mean X is closer to me in real life?

I saw this flat earther guy using the optical zoom of his Nikon P900 to zoom into a stop sign 1000ft away, then zooming into the sun. The gentleman was able to get a greater portion of his frame ...
7k views

How can I get the horizon and the lighthouse both level in my photo?

I took the following photo on on a recent holiday in southern Italy: I was pleased with the picture, but I could see that the horizon wasn't level, so I adjusted it (a simple rotation). The result ...
304 views

Distance-creating “lens”?

On another recent question I noted that it's theoretically possible to take "short-range" pictures that have the perspective as if they were taken at a distance, by means of a system of mirrors: To ...
3k views

How can I get headshot portraits with pleasing, natural perspective if I'm constrained to a short distance?

I know in a portrait photo we use distance between camera and the subject in such a way as to create a pleasing and hopefully natural-looking perspective. I think it's good on 1 ~ 1.5 meter to get a ...
82 views

Photography advice for creating building wraps

I'm looking for some advice for a project that I'm planning... I'm going to be photographing the inside of a church for the purpose of creating a large banner to hide some restoration work taking ...
488 views

Principles of correcting perspective in software

I am interested in photographing buildings such that the vertical lines are preserved. As shown in the image on the right. I understand that this can be achieved with a tilt-shift lens. However, my ...
1k views

When do straight lines become curved when talking about projection?

This in not a question directly pertaining to photography, but the theory of projection in general. Imagine that I'm drawing my surroundings, say, in a city with straight lines everywhere. I start ...
1k views

Is there a difference between increasing focal length vs. cropping? [duplicate]

Other than the difference in the quality of the image (increased focal length will produce more quality than the equivalent cropping of the image), is there a difference? For example, if I increase ...
958 views

(theoretical) what is needed in determining focal lengths in pictures?

Base Case. Assume a well-lit plain white (no depth and like really white) background, and a magically levitating black micro ball (such that, it would yield a very small object -of a few pixels- in ...
6k views

Why do mountains look so much smaller in a photograph?

I was recently at Yosemite National Park, and every time (been there many times) I am in awe of El Capitan's sheer size; however, when I take a picture of the mountain it always looks so unimpressive. ...
2k views

How do i take a photo of an object perfectly vertical like a top view?

I'm creating a set up that allows me to take photos of any object to capture its outlines for computer controlled cutouts. I'm no photography expert :D. I use a 60 x 60cm LED Light panel to ...
570 views

Why do I get converging vertical lines even when using a normal perspective lens?

was shot with a Mamiya 645E with a 80mm lens. I'm surprised at the lack of parallelism of vertical elements. I was pointing up at a diagonal to avoid a fence; is that all there is to it?
277 views

Can lens correction help distortion caused by getting too close for headshots?

I am using a Nikon 50mm 1.8D, but with an APS-C on a D7200, it gives me 75mm focal length. It's as sharp as a \$700 85mm lens, and I paid \$135 brand new for it. I am currently using this setup for ...
607 views

Focal length on Full frames and cropped sensors

Yes, this subject again. But I have a slightly different question and I was unable to find an answer here or anywhere else. I understand a 50mm lens is a 50mm lens ALWAYS. I understand that "...
2k views

Is there a camera device out there that can make a semi- orthographic scan of a large room?

How can I capture a photo similar to the example in a tight space? I've research lightly for a solution to make a picture/scan of an entire wall of a room in a semi- orthographic fashion. I imagine ...
2k views

Why is the background bigger and blurrier in one of these images?

On my EM-10 Mk2, I'm testing a Panasonic 25mm f1.8 (top image) against the 20mm f1.7 (bottom image). I tried to make the lamp take up the same space in the frame before focusing, yet the background ...
3k views

Why does the same product look different in my shot than it does in an example from a different studio?

I am taking photos of two products which have same shape and size - only their design is different: The picture on left was taken using a different camera/lens in a studio, however the one on right ...
354 views

Why do you need to change your position rather than just focal length to affect perspective?

Why must you change your distance from an object to change your perspective of it? Why is it not sufficient to change the focal length of your lens (the zoom level) to change your perspective?
101 views

Software to re-center a fisheye image

I am looking for easy to use software that works on OS X and can "re-center" an equal-area projection fisheye image. What do I mean by "re-center"? The perspective correction tools built into many ...
1k views

Why doesn't my Gimp perspective transform apply to the entire image?

I'm trying to correct the perspective of a photo in GIMP, but I can't seem to get it to apply to the entire image. The transformation applies to a small area and leaves empty white space around it. I ...
12k views

Is there a difference between taking a far shot on a 50mm lens and a close shot on a 35mm lens?

I am looking for a prime lens to pick up, and I'm wondering if there is any difference between 35mm and 50mm in terms of the end product if I just stand back more with the 50mm. I use the Sony a6000 ...
4k views

How can I remove the grid lines during transformation in GIMP?

I'm trying to change the perspective of a layer in GIMP, but it's very difficult to see what I'm doing while there's this enormous grid over the selection. Is there any way I can disable this? Here's ...
704 views

Does aperture effect the “depth” of faces in a portrait? Wide aperture make noses look shorter, wrinkles less pronounced?

Having a debate with myself that F/10 makes my portraits look better by making faces have less "depth." What I mean is I feel like wider apertures such as f/4 make my nose look longer and wrinkles ...
5k views

Is it possible to calculate the distance to an object using two pictures taken a few cm apart?

Is it possible to calculate the distance of an object to the camera with two pictures which are taken a few cm apart? We are able to estimate the distance with our eyes. But is it possible to do it ...
583 views

How was the very two-dimensional perspective effect done in this National Geographic lake photo?

I saw this photograph by Ben Leshchinsky: Source I understand that the photograph was taken from a high vantage point, but the rock face seems to be like a wall. What is disorienting is that it ...
186 views

General rules when compression in the background looks good (like with longer focal lengths)?

Is there any general set of rules or guidelines on when would the background compression generated by a long focal length look good in a picture? Example : in a headshot, I really like the background ...
38k views

Is distortion on an iPhone primarily due to perspective or does lens distortion play a part, and what can be done about it?

I am researching how to correct any facial distortions seen on an iPhone's front camera. Here is my current understanding of the issue: close-up photos will enlarge nearer facial features such as ...
1k views

What lens is best for 'the hobbit' forced perspective look?

In the Lord of the Rings trilogy, all the basic simple shots of hobbits were taken with them in the background, so they would look smaller than real people. I want to do this in reverse. I have a ...
1k views

Software to change perspective of image of a whiteboard (or some other plane) to look 2D

Let's say I have a whiteboard in a room full of people. I want to take a picture of the whiteboard but there are people in the way so I can't take a picture of the board straight on. I'll have to ...
1k views

How to photograph a tire tread without getting a bulge effect?

I'm a beginner in photography and have been assigned to photograph a series of tire styles. I have all the equipment needed, am just looking for advise on how to photograph a tire straight on without ...
2k views

How to take upright grave stones without squatting down?

My hobby is photo logging old cemeteries, but I am no longer able to squat down to align directly with the upright stones. How can this be done? I see "selfie sticks," but I wonder if such an ...
160 views

How can I accurately photograph an empty picture frame?

I'm doing an art project that requires me to shoot an object behind an empty wooden frame suspended from the ceiling. I wear glasses and when I look through the viewer it looks straight however in my ...
366 views

What is the most compact camera/lens setup with movements?

I want to try perspective control and I'm good with using film (large format too) or digital camera (full-frame) to do that. What is the most compact option, which can be used while traveling?
11k 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 ...
16k views

What's the difference between zooming in on a subject vs moving closer? [duplicate]

If I stand 10 feet away from a subject and I want a close up shot, I can either zoom in or I can physically move the camera as close as possible to the subject. Which one is a better practice, or is ...
2k views

Why do large format cameras seem to keep vertical lines vertical rather than converging?

I've noticed that large format cameras seem to keep verticals vertical whereas me shooting with 35mm lenses I get much more convergence. Is this just because the photographers are using architectural ...
322 views

What techniques were used to make the model's legs so skinny in this photograph?

I'm just now learning about photography so I still know very little. I came across this photograph, which looks very abnormal to me, and would appreciate it if someone could tell me about the ...
544 views

How much of a difference is there between photos where perspective is fixed in post as opposed to being shot with a tilt lens?

I've been doing some architectural photography and indoors with the Nikon 14-24 f2.8 lens. Most of the time I can get my camera high enough to frame my shot and keep vertical lines vertical. But ...
254 views

Is 85-135mm really the best for every single kind of face?

They say that focal length around 85-135mm is the best for the head and shoulder kind portraits. I've done some tests myself, I can definitely see the differences. The face is more natural looking ...
755 views

How to recreate the perspective and field of view of an existing photo? [duplicate]

Some days ago, I found myself in the middle of a much-used road to recreate a photo of the same scene from over a hundred years ago. The result is quite alright, but far from perfect. What techniques,...
4k views

How to determine camera location from an existing photograph?

I have old photos of a town and landscape around it. I'd like to take these photos again, from the same locations. In some cases I am struggling with finding the original location of the camera. I ...